Rewinding a Large Motor at KOFFLER

This shows how a large motor is re-wound, serviced, and tested. The scale, complexity, teamwork, and know-how required by the people at the KOFFLER Electrical facilities in San Leandro, CA. is amazing! Everything, from making the wire coils to the Vacuum Pressure Impregnation (VIP) process, is done at this one location. KOFFLER’s website is at The motor in this video is used to power a pump that removes water from a submarine dry dock facility at Pearl Harbor. An