Profile: Cobra Power Systems Inc. supplies emergency power systems. We offer transfer switches, trailers & tanks, generators and custom enclosures. The A1 ASCO series transfer switches have a circuit breaker disconnect on the normal source for isolation of transfer switch and other electrical equipment. Its features include bonding jumper on neutral & ground, and silver plated copper ground & neutral bus. The TRL01 3500 GVWR trailer has a deck height of 28" and a hitch height of 22". It has flush mounted tail lights and heavy duty steel plate fenders.