1 MAIN FUNCTION: Dual power automatic transfer switch, mainly used to test whether the main power supply or standby power supply is normal to ensure continuity, reliability and security. 2 PLASTIC HOUSING: The transfer switch housing is made of PC plastic, flame retardant, high temperature resistant, has good insulation, silver contacts greatly improve electrical conductivity. 3 EASY OPERATION: The transfer switch supports manual and automatic operation, millisecond switching without power failure, reliable transmission, easy installation and maintenance. 4 DIN RAIL MOUNTING: The automatic transfer switch adopts 35mm standard DIN rail installation method, suitable for PZ30 distribution boxes, with stable structure and wide application range. 5 APPLICABLE RANGE: Suitable for emergency power supply system with 50 or 60 Hz AC220V, used in factories, shopping malls and other places where continuous power outages are not allowed.

What's in the box
1 x Transfer Switch