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(C) by adding at the end the following new 
subclause: 
‘‘(II) Not later than July 1, 2011, the Secretary shall 
issue a final rule that prescribes energy conservation 
standards for battery chargers or classes of battery char-
gers or determine that no energy conservation standard 
is technically feasible and economically justified.’’; and 
(2) in paragraph (4), by striking ‘‘3 years’’ and 
inserting ‘‘2 years’’. 
SEC. 9017. WALK-IN COOLERS AND WALK-IN FREEZERS. 
(a) DEFINITIONS.—Section 340 of the Energy Policy 
and Conservation Act (42 U.S.C. 6311) is amended— 
(1) in paragraph (1)— 
(A) by redesignating subparagraphs (G) 
through (K) as subparagraphs (H) through (L), 
respectively; and 
(B) by inserting after subparagraph (F) 
the following: 
‘‘(G) Walk-in coolers and walk-in freez-
ers.’’; 
(2) by redesignating paragraphs (20) and (21) 
as paragraphs (21) and (22), respectively; and 
(3) by inserting after paragraph (19) the fol-
lowing: 
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‘‘(20) The terms ‘walk-in cooler’ and ‘walk-in 
freezer’ mean an enclosed storage space refrigerated 
to temperatures, respectively, above and at or below 
32 degrees Fahrenheit that can be walked into, and 
has a total chilled storage area of less than 3000 
square feet. These terms exclude products designed 
and marketed exclusively for medical, scientific, or 
research purposes.’’. 
(b) STANDARDS.—Section 342 of the Energy Policy 
and Conservation Act (42 U.S.C. 6313) is amended by 
adding at the end the following: 
‘‘(f) WALK-IN COOLERS AND WALK-IN FREEZERS.— 
(1) Each walk-in cooler or walk-in freezer manufactured 
on or after January 1, 2009, shall meet the following spec-
ifications: 
‘‘(A) Have automatic door closers that firmly 
close all walk-in doors that have been closed to with-
in one inch of full closure. This requirement does 
not apply to doors wider than 3 feet 9 inches or tall-
er than 7 feet. 
‘‘(B) Have strip doors, spring hinged doors, or 
other method of minimizing infiltration when doors 
are open. 
‘‘(C) Contain wall, ceiling, and door insulation 
of at least R–25 for coolers and R–32 for freezers. 
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Door insulation requirements do not apply to glazed 
portions of doors, nor to structural members. 
‘‘(D) Contain floor insulation of at least R–28 
for freezers. 
‘‘(E) For evaporator fan motors of under one 
horsepower and less than 460 volts, use either— 
‘‘(i) 
electronically 
commutated 
motors 
(brushless direct current motors); or 
‘‘(ii) three-phase motors. 
The portion of the requirement for electronically 
commuted motors shall take effect January 1, 2009, 
unless, prior to this date, the Secretary determines 
that such motors are only available from one manu-
facturer. The Secretary may also allow other types 
of motors if the Secretary determines that, on aver-
age, these other motors use no more energy in evap-
orator fan applications than electronically com-
mutated motors. The Secretary shall establish this 
maximum energy consumption level no later than 
January 1, 2010. 
‘‘(F) For condenser fan motors of under one 
horsepower, use— 
‘‘(i) electronically commutated motors; 
‘‘(ii) permanent split capacitor-type mo-
tors; or 
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