Manual transfer switch double power for network and generator manual conversion isolation switch DIN rail mount(4P-63A-400V)

Power must be transferred manually by rotating the handle. The common power supply must be city grid power. The backup power must be an AC or City Grid Power generator. Suitable for residential, commercial, RV or other dual-circuit power systems and places where continuous power outages are prohibited. Dual circuit manual switch with overload and short circuit protection. Suggest add a higher and lower voltage protector to the circuit to protect the product from being burned due to undervoltage or overvoltage. Double power switch in flame retardant ABS housing and silver alloy contacts ensure good conductivity. Provides the highest level of safety for operators and the whole photovoltaic system. Compatible with standard PZ30 distribution boxes and 35mm DIN rails for easy operation.