330-871-2444 Sales Contacts DIRECTOR OF SALES AND MARKETING/VP Bill Woost Send Mail Cellphone: 330-316-0092 • Office: 330-871-2444 • Ext. 304 Louisville, Ohio INDUSTRIAL SALES – Repair/Rewind/New William Bruner– Industrial Sales Manager Send Mail Cellphone: 330-806-3931 • Office: 330-871-2444 • Ext. 307 Louisville, Ohio UTILITY SALES – Repair/Rewind/New Joe Faherty– Utility Sales Manager Send Mail Cellphone: 330-807-0374 • Office: 330-871-2444 • Ext. 303 Louisville, Ohio Contact The U.S. OTC Facility Phone: +1 (330) 871-2444 Email Here 1776 Constitution Ave. Louisville, OH 44641 United States of America Privacy-Policy Terms and Conditions ISO Certificates © 2020 OTC Services, Inc. – 1776 Constitution Ave. Louisville, OH 44641

330-871-2444 General Facility 100,000 square foot facility on 16 acre site 100-ton overhead crane 37 foot hook height Direct rail spur into the facility Manufacturing Facilities Two industrial bake-out ovens for drying and heating prior to sizing 4 Vacuum chambers for core and coil dry-out and processing Two enclosed spray paint booths Two core tables for replacement of original core insulation Vacuum degasification, regeneration and filtration equipment to renew transformer oils Oil Storage/Processing: 80,000 gallon capacity storage tanks adjacent to facility with NEW vacuum degasification system and Fuller’s earth treatment facility with 1/2 micron filters Winding Facilities New refurbished 12,000 square foot facility Complete segregation from other manufacturing areas Dedicated oven for coil sizing Seven winding machines Ability to wind vertical shell Hydraulic coil up-ender and hydraulic coil press Stock dry and oil type insulation Test Facilities Testing capability in excess of 850 kV BIL Two separate test stations comprised of 3,000 square feet Test substation with 10 MVA, 0-10 kV regulator and 480 v to 69 kV step up Six LV and HV capacitor racks for power factor correction High accuracy loss measurement system 100 kV / 2000 Amp 400 kV Hipot Digital impulse measurement system with 1.4 MV seven stage generator; 10 kJ per stage Simultaneous/Digital Partial Discharge and RIV measurement equipment Enclosed test booth with segregated room for customer witness Privacy-Policy Terms and Conditions ISO Certificates © 2020 OTC Services, Inc. – 1776 Constitution Ave. Louisville, OH 44641