Firetrol® power transfer switches are available completely assembled with Firetrol limited service fire pump controllers. The entire package of power transfer switch and controller is completely factory assembled, wired, tested and shipped as a complete unit for easy field connection to the power sources and the fire pump motor. The power transfer switch and the electric fire pump controller are assembled in separate but connected enclosure compartments. All wiring between the two enclosures in completed by Firetrol.
The power transfer switches are listed by Underwriters Laboratories, Inc. for transfer switch service and also meet the requirements of NFPA 20, Standard for the Installation of Stationary Pumps for Fire Protection and NFPA 70, National Electrical Code. The automatic/manual power transfer switches are listed by Underwriters Laboratories, Inc. under UL-1008, Automatic Transfer Switches, as well as UL-508, Industrial Control Equipment.