Projoy Firefighter Safety Switch 10 Pole 5 Strings with MC4 20A per String Inverter The only sound in the

The only sound in the system comes from the external pump

Designed for use with SolarEdge three-phase commercial inverters

saving energy automatically

it’s engineered for premium performance

Projoy Firefighter Safety Switch 10 Pole 5 Strings with MC4 20A per String Inverter The only sound in theThe Projoy PEFS EL Firefighter Safety Switch 10 Pole, 5 String, 20A provides simultaneous string level rapid shutdown for up to five PV strings from a single compact unit, suited to residential and small C&I systems in the 38 kWp range. Mounted close to the array, it disconnects the up to 1500V DC hazard between the panels and the inverter. Triggered by AC grid loss (5 seconds), internal temp sensor (70C) or manual emergency stop. Auto resets when AC