PEFS PV String Level Firefighter Safety Switches/Rapid Shutdown

PEFS-EL Series firefighter safety switch is applied to residential PV system or industrial and commercial PV system, its maximum loop voltage can be up to 1500V which meets the requirements of high-power panel. When in a emergency situation, it can quickly cut off the high voltage between the PV Modules and the solar inverter, ensures the safety for your Photovoltaic system.

Highlights :

Up to 6-10 strings, 1500V and 55A

Plastic optional, IP66 Rating

More reliable and safer with power line control

Fire retardant V-0 / UV resistant materials used, 25 years life span

High quality material used, temperature, corrosion, impact resistance

Clasp design, simple and convenient installation, saving labor costs

Fully certified, TUV, CE, CB, SAA

—— Certificate ——


Automatic Shutdown


Automatically shutdown the DC power of panels when detecting temperature of the area is higher than 70℃.

AC Power Shutdown


Firefighters or homeowners can manually turn off the AC power of the distribution box when in an emergency or it can automatic shutdown when the AC power has lose.

Manual Shutdown


In an emergency, it can be shut down manually through the Panel Level Rapid Shutdown Controller Box.

RS485 shutdown Optional


Maintenancers or homeowners can also remotely shutdown through RS485 communication (Optional).




Product Video
—— Datasheet Download ——
—— Certification Download ——
—— Manual Download ——

Complaints and Suggestions

If you are interested in our products, or have any suggestions, please leave your contact information, we will help you no matter what you are looking for