Professional knife switch supplier

Knife Switch is supplied by Chinese manufacturer Zhejiang Soutya New Energy LLC. All products are marketed under the Soutya brand and shipped from our ISO-certified plant in Wenzhou, Zhejiang.

Knife Switch is designed for AC/DC isolation, maintenance bypass and emergency disconnection in PV, energy-storage and general power systems. This series covers 200–4 000 A knife switches. Knife switches provide protections against electrical-isolation failure, arc-flash, maintenance hazards and accidental re-closure. They are essential for safeguarding main distribution boards, inverter busbars, battery racks, transfer switches and EV chargers across residential, commercial & industrial, and utility-scale installations.

Zhejiang Soutya New Energy LLC holds ISO 9001, ISO 14001 and ISO 45001 management-system certificates; the Knife Switch range is CE and CB approved for worldwide markets.