8C-i

APPENDIX 8C. LIFE-CYCLE COST SENSITIVITY ANALYSIS

TABLE OF CONTENTS

8C.1 REPRESENTATIVE UNIT 1, NEMA DESIGN B, 5 HORSEPOWER, 4 

POLES, ENCLOSED ..............................................................................................8C-1

8C.2 REPRESENTATIVE UNIT 2, NEMA DESIGN B, 30 HORSEPOWER, 4 

POLES, ENCLOSED ..............................................................................................8C-3

8C.3 REPRESENTATIVE UNIT 3, NEMA DESIGN B, 75 HORSEPOWER, 4 

POLES, ENCLOSED ..............................................................................................8C-5

8C.4 REPRESENTATIVE UNIT 4, NEMA DESIGN C, 5 HORSEPOWER, 4 

POLES, ENCLOSED ..............................................................................................8C-7

8C.5 REPRESENTATIVE UNIT 5, NEMA DESIGN C, 50 HORSEPOWER, 4 

POLES, ENCLOSED ..............................................................................................8C-9

8C.6 REPRESENTATIVE UNIT 6, FIRE PUMP, 5 HORSEPOWER, 4 POLES, 

ENCLOSED...........................................................................................................8C-11

8C.7 REPRESENTATIVE UNIT 7, FIRE PUMP, 30 HORSEPOWER, 4 POLES, 

ENCLOSED...........................................................................................................8C-13

8C.8 REPRESENTATIVE UNIT 8, FIRE PUMP, 75 HORSEPOWER, 4 POLES, 

ENCLOSED...........................................................................................................8C-15

TABLE OF TABLES

Table 8C.1.1 Representative Unit 1: Reference Scenario ................................................8C-1

Table 8C.1.2 Representative Unit 1: High Energy Price Trend Scenario ........................8C-1

Table 8C.1.3 Representative Unit 1: Low Energy Price Trend Scenario.........................8C-2

Table 8C.1.4 Representative Unit 1: Low Retail Price Discount Scenario......................8C-2

Table 8C.1.5 Representative Unit 1: Medium Retail Price Discount Scenario................8C-2

Table 8C.1.6 Representative Unit 1: High Retail Price Discount Scenario .....................8C-3

Table 8C.2.1 Representative Unit 2: Reference Scenario ................................................8C-3

Table 8C.2.2 Representative Unit 2: High Energy Price Trend Scenario ........................8C-3

Table 8C.2.3 Representative Unit 2: Low Energy Price Trend Scenario.........................8C-4

Table 8C.2.4 Representative Unit 2: Low Retail Price Discount Scenario......................8C-4

Table 8C.2.5 Representative Unit 2: Medium Retail Price Discount Scenario................8C-4

Table 8C.2.6 Representative Unit 2: High Retail Price Discount Scenario .....................8C-5

Table 8C.3.1 Representative Unit 3: Reference Scenario ................................................8C-5

Table 8C.3.2 Representative Unit 3: High Energy Price Trend Scenario ........................8C-6

Table 8C.3.3 Representative Unit 3: Low Energy Price Trend Scenario.........................8C-6

Table 8C.3.4 Representative Unit 3: Low Retail Price Discount Scenario......................8C-6

Table 8C.3.5 Representative Unit 3: Medium Retail Price Discount Scenario................8C-7

Table 8C.3.6 Representative Unit 3: High Retail Price Discount Scenario .....................8C-7

Table 8C.4.1 Representative Unit 4: Reference Scenario ................................................8C-7

Table 8C.4.2 Representative Unit 4: High Energy Price Trend Scenario ........................8C-8

Table 8C.4.3 Representative Unit 4: Low Energy Price Trend Scenario.........................8C-8
8C-ii

Table 8C.4.4 Representative Unit 4: Low Retail Price Discount Scenario......................8C-8

Table 8C.4.5 Representative Unit 4: Medium Retail Price Discount Scenario................8C-9

Table 8C.4.6 Representative Unit 4: High Retail Price Discount Scenario .....................8C-9

Table 8C.5.1 Representative Unit 5: Reference Scenario ................................................8C-9

Table 8C.5.2 Representative Unit 5: High Energy Price Trend Scenario ......................8C-10

Table 8C.5.3 Representative Unit 5: Low Energy Price Trend Scenario.......................8C-10

Table 8C.5.4 Representative Unit 5: Low Retail Price Discount Scenario....................8C-10

Table 8C.5.5 Representative Unit 5: Medium Retail Price Discount Scenario..............8C-11

Table 8C.5.6 Representative Unit 5: High Retail Price Discount Scenario ...................8C-11

Table 8C.6.1 Representative Unit 6: Reference Scenario ..............................................8C-11

Table 8C.6.2 Representative Unit 6: High Energy Price Trend Scenario ......................8C-12

Table 8C.6.3 Representative Unit 6: Low Energy Price Trend Scenario.......................8C-12

Table 8C.6.4 Representative Unit 6: Low Retail Price Discount Scenario....................8C-12

Table 8C.6.5 Representative Unit 6: Medium Retail Price Discount Scenario..............8C-13

Table 8C.6.6 Representative Unit 6: High Retail Price Discount Scenario ...................8C-13

Table 8C.7.1 Representative Unit 7: Reference Scenario ..............................................8C-13

Table 8C.7.2 Representative Unit 7: High Energy Price Trend Scenario ......................8C-14

Table 8C.7.3 Representative Unit 7: Low Energy Price Trend Scenario.......................8C-14

Table 8C.7.4 Representative Unit 7: Low Retail Price Discount Scenario....................8C-14

Table 8C.7.5 Representative Unit 7: Medium Retail Price Discount Scenario..............8C-15

Table 8C.7.6 Representative Unit 7: High Retail Price Discount Scenario ...................8C-15

Table 8C.8.1 Representative Unit 8: Reference Scenario ..............................................8C-15

Table 8C.8.2 Representative Unit 8: High Energy Price Trend Scenario ......................8C-16

Table 8C.8.3 Representative Unit 8: Low Energy Price Trend Scenario.......................8C-16

Table 8C.8.4 Representative Unit 8: Low Retail Price Discount Scenario....................8C-16

Table 8C.8.5 Representative Unit 8: Medium Retail Price Discount Scenario..............8C-17

Table 8C.8.6 Representative Unit 8: High Retail Price Discount Scenario ...................8C-17
8C-1

APPENDIX 8C. LIFE-CYCLE COST SENSITIVITY ANALYSIS

8C.1 REPRESENTATIVE UNIT 1, NEMA DESIGN B, 5 HORSEPOWER, 4 

POLES, ENCLOSED

Table 8C.1.1 Representative Unit 1: Reference Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers with

Net 

Cost

%

Net Benefit

% Average Median

0 82.5 584 10,448 1,006 5,926

1 87.5 588 9,869 969 5,649 16 0.1 5.8 0.4 0.1

2 89.5 651 9,691 963 5,631 25 18.9 26.4 33.7 5.1

3 90.2 665 9,616 960 5,608 45 20.5 67.8 59.0 4.7

4 91.0 909 9,567 960 5,831 -169 89.3 6.5 361.4 28.2

5 91.7 998 9,487 958 5,883 -220 93.3 5.4 162.7 26.9

Table 8C.1.2 Representative Unit 1: High Energy Price Trend Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers with

Net 

Cost

%

Net Benefit

% Average Median

0 82.5 584 10,448 1,022 6,072

1 87.5 588 9,869 983 5,787 17 0.1 5.8 0.6 0.1

2 89.5 651 9,691 977 5,766 27 18.6 26.7 40.8 5.1

3 90.2 665 9,616 974 5,742 47 19.6 68.7 21.2 4.6

4 91.0 909 9,567 974 5,965 -165 88.8 7.0 215.1 28.1

5 91.7 998 9,487 972 6,016 -216 92.9 5.8 200.9 26.5
8C-2

Table 8C.1.3 Representative Unit 1: Low Energy Price Trend Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 82.5 584 10,448 990 5,795

1 87.5 588 9,869 953 5,525 16 0.1 5.8 0.6 0.1

2 89.5 651 9,691 947 5,509 24 19.2 26.1 54.5 5.2

3 90.2 665 9,616 945 5,487 43 21.3 67.0 56.1 4.7

4 91.0 909 9,567 945 5,711 -171 89.7 6.0 127.3 28.6

5 91.7 998 9,487 943 5,764 -224 93.7 5.0 202.3 27.2

Table 8C.1.4 Representative Unit 1: Low Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 82.5 426 10,448 1,006 5,768

1 87.5 429 9,869 969 5,490 16 0.1 5.8 0.3 0.1

2 89.5 477 9,691 963 5,457 32 15.5 29.8 25.9 4.0

3 90.2 486 9,616 960 5,429 56 13.9 74.3 41.3 3.2

4 91.0 662 9,567 960 5,584 -92 83.0 12.8 261.2 20.3

5 91.7 725 9,487 958 5,610 -118 86.0 12.7 116.8 19.4

Table 8C.1.5 Representative Unit 1: Medium Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 82.5 320 10,448 1,006 5,663

1 87.5 322 9,869 969 5,383 17 0.1 5.8 0.2 0.1

2 89.5 361 9,691 963 5,341 36 12.3 33.0 20.8 3.2

3 90.2 367 9,616 960 5,310 63 9.8 78.5 29.5 2.2

4 91.0 497 9,567 960 5,418 -40 74.8 20.9 194.5 15.1

5 91.7 543 9,487 958 5,428 -50 75.4 23.4 86.2 14.3
8C-3

Table 8C.1.6 Representative Unit 1: High Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 82.5 215 10,448 1,006 5,557

1 87.5 216 9,869 969 5,277 17 0.1 5.8 0.1 0.0

2 89.5 246 9,691 963 5,225 40 9.2 36.1 15.6 2.4

3 90.2 248 9,616 960 5,191 71 6.9 81.4 17.8 1.1

4 91.0 332 9,567 960 5,253 11 59.9 35.9 127.7 9.7

5 91.7 361 9,487 958 5,246 18 55.0 43.7 55.7 9.2

8C.2 REPRESENTATIVE UNIT 2, NEMA DESIGN B, 30 HORSEPOWER, 4 

POLES, ENCLOSED

Table 8C.2.1 Representative Unit 2: Reference Scenario 

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy 

Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

LifeCycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 89.5 1,570 57,642 5,489 44,182

1 92.4 1,986 55,912 5,358 43,376 45 0.6 4.9 11.6 3.5

2 93.6 2,277 55,021 5,295 43,035 177 5.7 32.9 14.6 5.3

3 94.1 2,288 54,492 5,255 42,666 511 4.0 86.6 6.0 0.7

4 94.5 3,468 54,326 5,249 43,735 -558 87.1 12.9 107.6 23.8

5 94.5 3,468 54,326 5,249 43,735 -558 87.1 12.9 107.6 23.8

Table 8C.2.2 Representative Unit 2: High Energy Price Trend Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers with

Net 

Cost

%

Net Benefit

% Average Median

0 89.5 1,570 57,642 5,575 45,496

1 92.4 1,986 55,912 5,442 44,651 47 0.6 4.9 8.0 3.5

2 93.6 2,277 55,021 5,377 44,290 187 5.4 33.2 13.2 5.2

3 94.1 2,288 54,492 5,337 43,909 532 3.8 86.8 6.0 0.7

4 94.5 3,468 54,326 5,330 44,974 -533 86.1 13.9 87.0 23.4

5 94.5 3,468 54,326 5,330 44,974 -533 86.1 13.9 87.0 23.4
8C-4

Table 8C.2.3 Representative Unit 2: Low Energy Price Trend Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 89.5 1,570 57,642 5,397 43,033

1 92.4 1,986 55,912 5,269 42,261 43 0.6 4.9 8.2 3.6

2 93.6 2,277 55,021 5,207 41,938 168 6.0 32.6 11.4 5.4

3 94.1 2,288 54,492 5,168 41,580 492 4.1 86.5 4.2 0.7

4 94.5 3,468 54,326 5,162 42,652 -580 88.1 11.9 320.4 24.3

5 94.5 3,468 54,326 5,162 42,652 -580 88.1 11.9 320.4 24.3

Table 8C.2.4 Representative Unit 2: Low Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 89.5 1,166 57,642 5,489 43,778

1 92.4 1,476 55,912 5,358 42,866 51 0.4 5.1 8.7 2.6

2 93.6 1,700 55,021 5,295 42,459 209 4.2 34.4 11.2 4.0

3 94.1 1,706 54,492 5,255 42,085 547 2.9 87.6 4.4 0.4

4 94.5 2,557 54,326 5,249 42,825 -193 74.3 25.7 77.7 17.3

5 94.5 2,557 54,326 5,249 42,825 -193 74.3 25.7 77.7 17.3

Table 8C.2.5 Representative Unit 2: Medium Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 89.5 897 57,642 5,489 43,509

1 92.4 1,136 55,912 5,358 42,526 55 0.4 5.1 6.7 2.0

2 93.6 1,315 55,021 5,295 42,074 230 3.3 35.3 9.0 3.2

3 94.1 1,319 54,492 5,255 41,697 571 2.3 88.3 3.3 0.2

4 94.5 1,950 54,326 5,249 42,217 51 58.7 41.3 57.8 12.9

5 94.5 1,950 54,326 5,249 42,217 51 58.7 41.3 57.8 12.9
8C-5

Table 8C.2.6 Representative Unit 2: High Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 89.5 627 57,642 5,489 43,240

1 92.4 796 55,912 5,358 42,186 59 0.2 5.3 4.7 1.4

2 93.6 931 55,021 5,295 41,689 251 2.4 36.2 6.7 2.4

3 94.1 931 54,492 5,255 41,309 595 1.6 89.0 2.2 0.0

4 94.5 1,343 54,326 5,249 41,610 294 37.1 62.9 37.9 8.5

5 94.5 1,343 54,326 5,249 41,610 294 37.1 62.9 37.9 8.5

8C.3 REPRESENTATIVE UNIT 3, NEMA DESIGN B, 75 HORSEPOWER, 4 

POLES, ENCLOSED

Table 8C.3.1 Representative Unit 3: Reference Scenario 

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 93.0 3,463 204,834 17,168 124,170

1 94.1 3,831 202,540 17,033 123,348 40 0.8 4.5 24.3 2.9

2 95.4 4,296 198,496 16,733 121,510 663 1.4 32.9 6.6 1.5

3 95.8 4,776 197,697 16,687 121,590 597 35.1 47.5 38.3 6.5

4 96.2 6,044 197,194 16,661 122,598 -340 66.9 25.9 162.7 15.5

5 96.5 6,640 196,604 16,631 122,905 -639 73.6 23.7 136.2 16.0
8C-6

Table 8C.3.2 Representative Unit 3: High Energy Price Trend Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 93.0 3,463 204,834 17,457 127,748

1 94.1 3,831 202,540 17,318 126,885 42 0.7 4.6 18.7 2.9

2 95.4 4,296 198,496 17,013 124,975 689 1.3 32.9 11.3 1.5

3 95.8 4,776 197,697 16,966 125,042 634 34.1 48.5 26.7 6.3

4 96.2 6,044 197,194 16,939 126,041 -294 66.1 26.8 82.6 15.2

5 96.5 6,640 196,604 16,908 126,338 -583 72.6 24.8 109.2 15.7

Table 8C.3.3 Representative Unit 3: Low Energy Price Trend Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 93.0 3,463 204,834 16,850 120,893

1 94.1 3,831 202,540 16,718 120,107 38 0.8 4.5 31.7 3.0

2 95.4 4,296 198,496 16,424 118,336 638 1.4 32.8 6.0 1.5

3 95.8 4,776 197,697 16,380 118,428 562 36.1 46.5 80.1 6.6

4 96.2 6,044 197,194 16,355 119,444 -382 67.6 25.2 105.1 15.8

5 96.5 6,640 196,604 16,325 119,761 -691 74.9 22.5 207.4 16.3

Table 8C.3.4 Representative Unit 3: Low Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 93.0 2,568 204,834 17,168 123,275

1 94.1 2,857 202,540 17,033 122,374 44 0.5 4.8 19.2 2.3

2 95.4 3,198 198,496 16,733 120,412 709 1.0 33.2 4.9 1.1

3 95.8 3,539 197,697 16,687 120,352 759 24.1 58.5 27.2 4.6

4 96.2 4,460 197,194 16,661 121,014 144 58.4 34.4 117.6 11.2

5 96.5 4,894 196,604 16,631 121,159 2 62.7 34.7 98.6 11.6
8C-7

Table 8C.3.5 Representative Unit 3: Medium Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 93.0 1,971 204,834 17,168 122,679

1 94.1 2,208 202,540 17,033 121,725 47 0.4 4.9 15.8 1.9

2 95.4 2,466 198,496 16,733 119,681 740 0.9 33.3 3.8 0.8

3 95.8 2,713 197,697 16,687 119,527 867 16.0 66.6 19.8 3.4

4 96.2 3,403 197,194 16,661 119,957 467 49.6 43.2 87.5 8.4

5 96.5 3,730 196,604 16,631 119,995 430 51.6 45.8 73.6 8.6

Table 8C.3.6 Representative Unit 3: High Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 93.0 1,375 204,834 17,168 122,082

1 94.1 1,559 202,540 17,033 121,076 50 0.3 5.0 12.4 1.5

2 95.4 1,734 198,496 16,733 118,949 772 0.8 33.5 2.7 0.6

3 95.8 1,888 197,697 16,687 118,702 975 8.4 74.2 12.4 2.1

4 96.2 2,347 197,194 16,661 118,901 789 37.4 55.4 57.4 5.5

5 96.5 2,566 196,604 16,631 118,831 857 37.1 60.3 48.6 5.7

8C.4 REPRESENTATIVE UNIT 4, NEMA DESIGN C, 5 HORSEPOWER, 4 

POLES, ENCLOSED

Table 8C.4.1 Representative Unit 4: Reference Scenario 

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 87.5 583 9,987 984 5,807

1 89.5 627 9,808 974 5,771 34 32.3 59.9 29.7 4.6

2 90.2 903 9,738 971 6,007 -203 97.8 2.2 95.6 25.0

3 91.0 961 9,630 966 6,011 -207 95.6 4.4 122.7 20.2
8C-8

Table 8C.4.2 Representative Unit 4: High Energy Price Trend Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 87.5 583 9,987 999 5,951

1 89.5 627 9,808 988 5,912 36 31.4 60.7 32.6 4.5

2 90.2 903 9,738 985 6,148 -200 97.4 2.7 185.1 24.5

3 91.0 961 9,630 980 6,150 -202 94.9 5.1 192.2 19.9

Table 8C.4.3 Representative Unit 4: Low Energy Price Trend Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers with

Net 

Cost

%

Net Benefit

% Average Median

0 87.5 583 9,987 968 5,678

1 89.5 627 9,808 958 5,644 32 33.2 59.0 37.1 4.6

2 90.2 903 9,738 956 5,881 -206 98.1 1.9 226.9 25.7

3 91.0 961 9,630 950 5,887 -211 96.1 3.9 148.3 20.6

Table 8C.4.4 Representative Unit 4: Low Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 87.5 424 9,987 984 5,648

1 89.5 458 9,808 974 5,601 44 22.7 69.4 22.6 3.5

2 90.2 656 9,738 971 5,760 -115 89.4 10.6 69.0 18.1

3 91.0 697 9,630 966 5,747 -102 82.7 17.3 88.4 14.6
8C-9

Table 8C.4.5 Representative Unit 4: Medium Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 87.5 319 9,987 984 5,543

1 89.5 346 9,808 974 5,489 50 16.9 75.2 17.9 2.8

2 90.2 491 9,738 971 5,595 -57 76.1 23.9 51.2 13.5

3 91.0 521 9,630 966 5,571 -32 66.3 33.7 65.6 10.8

Table 8C.4.6 Representative Unit 4: High Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 87.5 213 9,987 984 5,437

1 89.5 233 9,808 974 5,376 57 12.6 79.5 13.1 2.0

2 90.2 326 9,738 971 5,431 2 57.7 42.3 33.5 8.8

3 91.0 346 9,630 966 5,395 37 41.1 58.9 42.7 7.1

8C.5 REPRESENTATIVE UNIT 5, NEMA DESIGN C, 50 HORSEPOWER, 4 

POLES, ENCLOSED

Table 8C.5.1 Representative Unit 5: Reference Scenario 

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 93.0 2,786 89,523 8,459 69,419

1 94.1 3,173 88,507 8,383 69,098 236 18.3 55.6 38.8 5.9

2 94.5 3,673 88,119 8,360 69,329 5 59.6 40.4 53.3 12.7

3 95.0 3,950 87,444 8,309 69,104 229 42.3 57.8 25.2 9.8
8C-10

Table 8C.5.2 Representative Unit 5: High Energy Price Trend Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 93.0 2,786 89,523 8,593 71,508

1 94.1 3,173 88,507 8,515 71,163 253 17.5 56.4 40.7 5.8

2 94.5 3,673 88,119 8,492 71,385 31 57.8 42.2 51.1 12.5

3 95.0 3,950 87,444 8,440 71,144 272 40.3 59.7 30.0 9.6

Table 8C.5.3 Representative Unit 5: Low Energy Price Trend Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 93.0 2,786 89,523 8,317 67,586

1 94.1 3,173 88,507 8,242 67,284 221 19.0 54.8 22.4 6.0

2 94.5 3,673 88,119 8,220 67,524 -18 61.1 38.9 45.2 12.9

3 95.0 3,950 87,444 8,170 67,314 192 43.7 56.3 33.1 10.0

Table 8C.5.4 Representative Unit 5: Low Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 93.0 2,077 89,523 8,459 68,710

1 94.1 2,369 88,507 8,383 68,293 307 13.0 60.9 29.2 4.5

2 94.5 2,721 88,119 8,360 68,377 223 42.6 57.4 38.3 9.1

3 95.0 2,920 87,444 8,309 68,074 526 25.5 74.5 18.1 7.0
8C-11

Table 8C.5.5 Representative Unit 5: Medium Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 93.0 1,604 89,523 8,459 68,237

1 94.1 1,833 88,507 8,383 67,757 354 9.6 64.3 22.8 3.5

2 94.5 2,086 88,119 8,360 67,742 368 29.4 70.6 28.2 6.8

3 95.0 2,232 87,444 8,309 67,386 724 17.1 82.9 13.4 5.2

Table 8C.5.6 Representative Unit 5: High Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 93.0 1,132 89,523 8,459 67,764

1 94.1 1,296 88,507 8,383 67,220 401 6.7 67.1 16.4 2.5

2 94.5 1,451 88,119 8,360 67,107 513 16.4 83.6 18.2 4.4

3 95.0 1,545 87,444 8,309 66,699 922 9.8 90.3 8.7 3.4

8C.6 REPRESENTATIVE UNIT 6, FIRE PUMP, 5 HORSEPOWER, 4 POLES, 

ENCLOSED

Table 8C.6.1 Representative Unit 6: Reference Scenario 

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers with

Net Cost

%

Net 

Benefit

%

Average Median

0 87.5 588 19.6 106 632

1 89.5 651 19.2 115 697 -62 95.1 0.0 NA NA

2 90.2 666 19.1 119 706 -70 99.9 0.1 NA NA

3 91.0 909 19.0 124 949 -314 100.0 0.0 NA NA

4 91.7 998 18.8 128 1,038 -403 100.0 0.0 NA NA
8C-12

Table 8C.6.2 Representative Unit 6: High Energy Price Trend Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 87.5 588 19.6 106 634

1 89.5 651 19.2 115 699 -62 95.1 0.0 NA NA

2 90.2 665 19.1 119 707 -70 99.9 0.2 NA NA

3 91.0 909 19.0 124 951 -314 100.0 0.0 NA NA

4 91.7 998 18.8 128 1,040 -403 100.0 0.0 NA NA

Table 8C.6.3 Representative Unit 6: Low Energy Price Trend Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 87.5 588 19.6 106 630

1 89.5 651 19.2 115 695 -61 95.1 0.0 NA NA

2 90.2 665 19.1 119 704 -70 99.9 0.1 NA NA

3 91.0 909 19.0 124 948 -314 100.0 0.0 NA NA

4 91.7 998 18.8 128 1,037 -403 100.0 0.0 NA NA

Table 8C.6.4 Representative Unit 6: Low Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 87.5 429 19.6 106 473

1 89.5 477 19.2 115 523 -48 95.1 0.0 NA NA

2 90.2 486 19.1 119 527 -52 99.3 0.7 NA NA

3 91.0 662 19.0 124 702 -227 100.0 0.0 NA NA

4 91.7 725 18.8 128 765 -290 100.0 0.0 NA NA
8C-13

Table 8C.6.5 Representative Unit 6: Medium Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 87.5 322 19.6 106 367

1 89.5 361 19.2 115 407 -39 95.1 0.0 NA NA

2 90.2 367 19.1 119 408 -39 97.6 2.4 NA NA

3 91.0 497 19.0 124 537 -168 100.0 0.0 NA NA

4 91.7 543 18.8 128 584 -215 100.0 0.0 NA NA

Table 8C.6.6 Representative Unit 6: High Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 87.5 216 19.6 106 260

1 89.5 246 19.2 115 292 -30 95.1 0.0 NA NA

2 90.2 248 19.1 119 288 -27 95.6 4.4 NA NA

3 91.0 332 19.0 124 372 -110 100.0 0.0 NA NA

4 91.7 361 18.8 128 402 -140 100.0 0.0 NA NA

8C.7 REPRESENTATIVE UNIT 7, FIRE PUMP, 30 HORSEPOWER, 4 POLES,

ENCLOSED

Table 8C.7.1 Representative Unit 7: Reference Scenario 

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings

Payback Period years

Average 

Installed 

Price

$

Average 

Energy 

Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers with

Net Cost

%

Net 

Benefit

%

Average Median

0 92.4 1,986 1,601 347 3,869

1 93.6 2,277 1,577 363 4,131 -213 78.8 2.5 1,578.9 104.9

2 94.1 2,288 1,562 371 4,124 -207 78.7 8.1 923.4 79.2

3 94.5 3,468 1,558 380 5,295 -1,378 100.0 0.0 3,157.4 433.6

4 94.5 3,468 1,558 380 5,295 -1,378 100.0 0.0 3,157.4 433.6
8C-14

Table 8C.7.2 Representative Unit 7: High Energy Price Trend Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy 

Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 92.4 1,986 1,601 349 3,953

1 93.6 2,277 1,577 365 4,214 -212 78.4 2.9 390.3 112.1

2 94.1 2,288 1,562 373 4,206 -205 78.4 8.3 130.7 69.7

3 94.5 3,468 1,558 382 5,377 -1,376 100.0 0.0 2,354.3 492.7

4 94.5 3,468 1,558 382 5,377 -1,376 100.0 0.0 2,354.3 492.7

Table 8C.7.3 Representative Unit 7: Low Energy Price Trend Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy 

Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers with

Net Cost

%

Net 

Benefit

%

Average Median

0 92.4 1,986 1,601 344 3,789

1 93.6 2,277 1,577 360 4,052 -214 79.4 1.9 463.7 113.1

2 94.1 2,288 1,562 368 4,046 -209 79.0 7.7 204.1 92.9

3 94.5 3,468 1,558 377 5,217 -1,380 100.0 0.0 3,198.6 443.4

4 94.5 3,468 1,558 377 5,217 -1,380 100.0 0.0 3,198.6 443.4

Table 8C.7.4 Representative Unit 7: Low Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy 

Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 92.4 1,476 1,601 347 3,359

1 93.6 1,700 1,577 363 3,554 -159 76.0 5.3 1,217.3 81.2

2 94.1 1,706 1,562 371 3,542 -149 77.4 9.3 697.8 60.3

3 94.5 2,557 1,558 380 4,384 -990 100.0 0.0 2,310.5 317.3

4 94.5 2,557 1,558 380 4,384 -990 100.0 0.0 2,310.5 317.3
8C-15

Table 8C.7.5 Representative Unit 7: Medium Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 92.4 1,136 1,601 347 3,019

1 93.6 1,315 1,577 363 3,169 -122 74.0 7.3 976.2 65.4

2 94.1 1,319 1,562 371 3,154 -109 76.4 10.3 547.4 47.8

3 94.5 1,950 1,558 380 3,777 -732 99.9 0.1 1,745.9 239.7

4 94.5 1,950 1,558 380 3,777 -732 99.9 0.1 1,745.9 239.7

Table 8C.7.6 Representative Unit 7: High Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy 

Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers with

Net Cost

%

Net 

Benefit

%

Average Median

0 92.4 796 1,601 347 2,679

1 93.6 931 1,577 363 2,785 -86 73.5 7.8 735.1 49.9

2 94.1 931 1,562 371 2,766 -70 74.6 12.1 397.0 35.3

3 94.5 1,343 1,558 380 3,169 -473 98.2 1.8 1,181.3 162.2

4 94.5 1,343 1,558 380 3,169 -473 98.2 1.8 1,181.3 162.2

8C.8 REPRESENTATIVE UNIT 8, FIRE PUMP, 75 HORSEPOWER, 4 POLES, 

ENCLOSED

Table 8C.8.1 Representative Unit 8: Reference Scenario 

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 94.1 3,831 97,791 8,050 110,032

1 95.4 4,296 95,934 7,937 108,445 1,274 55.4 25.3 1.1 1.1

2 95.8 4,776 95,554 7,927 108,544 1,193 56.7 26.0 2.1 1.9

3 96.2 6,044 95,313 7,924 109,522 215 73.0 27.0 25.3 4.5

4 96.5 6,640 95,033 7,920 109,826 -89 72.0 28.0 10.5 5.3
8C-16

Table 8C.8.2 Representative Unit 8: High Energy Price Trend Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 94.1 3,831 97,791 8,184 114,838

1 95.4 4,296 95,934 8,069 113,159 1,349 55.4 25.3 1.1 1.1

2 95.8 4,776 95,554 8,059 113,240 1,282 56.7 26.0 2.1 1.9

3 96.2 6,044 95,313 8,055 114,205 317 72.9 27.1 22.1 4.4

4 96.5 6,640 95,033 8,051 114,495 26 71.8 28.2 10.2 5.2

Table 8C.8.3 Representative Unit 8: Low Energy Price Trend Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 94.1 3,831 97,791 7,899 105,523

1 95.4 4,296 95,934 7,790 104,023 1,204 55.4 25.3 1.2 1.1

2 95.8 4,776 95,554 7,780 104,138 1,109 56.7 26.0 2.2 2.0

3 96.2 6,044 95,313 7,777 105,129 119 73.2 26.8 55.3 4.6

4 96.5 6,640 95,033 7,774 105,445 -197 72.2 27.8 10.9 5.4

Table 8C.8.4 Representative Unit 8: Low Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 94.1 2,857 97,791 8,050 109,058

1 95.4 3,198 95,934 7,937 107,347 1,374 55.4 25.3 0.8 0.8

2 95.8 3,539 95,554 7,927 107,306 1,408 56.7 26.0 1.5 1.4

3 96.2 4,460 95,313 7,924 107,938 777 72.0 28.0 18.4 3.2

4 96.5 4,894 95,033 7,920 108,080 635 70.7 29.3 7.6 3.8
8C-17

Table 8C.8.5 Representative Unit 8: Medium Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers 

with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 94.1 2,208 97,791 8,050 108,409

1 95.4 2,466 95,934 7,937 106,616 1,441 55.4 25.3 0.6 0.6

2 95.8 2,713 95,554 7,927 106,481 1,552 56.7 26.0 1.1 1.0

3 96.2 3,403 95,313 7,924 106,881 1,151 71.2 28.8 13.7 2.4

4 96.5 3,730 95,033 7,920 106,915 1,117 69.8 30.2 5.7 2.9

Table 8C.8.6 Representative Unit 8: High Retail Price Discount Scenario

Energy 

Efficiency 

Level

Efficiency

%

Life-Cycle Cost Life-Cycle Cost Savings Payback Period 

years

Average 

Installed 

Price

$

Average 

Energy Use 

kWh/yr

Average 

Annual 

Operating 

Cost

$

Average 

Life-Cycle 

Cost

$

Average 

Savings

$

Customers with

Net 

Cost

%

Net 

Benefit

%

Average Median

0 94.1 1,559 97,791 8,050 107,760

1 95.4 1,734 95,934 7,937 105,884 1,507 55.3 25.3 0.4 0.4

2 95.8 1,888 95,554 7,927 105,656 1,695 56.7 26.0 0.7 0.7

3 96.2 2,347 95,313 7,924 105,825 1,526 70.3 29.7 9.1 1.6

4 96.5 2,566 95,033 7,920 105,751 1,600 68.6 31.4 3.8 1.9