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Projoy Products Certificates: CE, TUV, UL, 3C, SAA, IEC, etc.

A principle of selecting DC Isolators for PV Systems Generally speaking, an inverter, power rating at 1kW ~ 3kW, is designed with single MPPT; 3kW ~ 30kW with dual MPPT's or few triple. For external DC Isolators, you can choose 4 Pole, 6 Pole, 8 Pole for multi-string solar panels or select 2 Pole for one string of solar panel, based on the different system design.

DC Isolators, AC Isolators, PV Isolator Switch and more solar Products Reduce and Extinguish the Arc Effects, High working voltage, Higher Protection Level, With CE, SAA, TUV, UL, UL508i 1000v, etc. international certifications. Projoy DC Switch: Switch to Safety!

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