Schneider Class PC Transfer Switch: Reliable, Efficient Power Transfer Solution for Your Needs

Moisture-proof and rain-proof, stable power - waterproof distribution box is on sale!

Waterproof and dustproof distribution box to protect your power safety

AST dual power switch: efficient and stable power guardian

It is a device used in electrical distribution systems to automatically transfer power supply from a primary source to a backup or alternate source, usually during an outage.