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This Heschen HSM1PV-125 is a dedicated DC circuit breaker designed specifically for photovoltaic solar systems.
It's rated at 125 amps with a maximum voltage of DC 550V, making it a solid choice for protecting your solar panels and grid-tied equipment.
The 2-pole design gives you proper isolation and switching for both positive and negative lines in your PV array.
The breaking capacity is 10kA, so it can handle serious fault currents without failing.
It also has an impressive Uimp (rated impulse withstand voltage) of 8kV, which means it's built to survive voltage spikes that happen in real-world solar installations.


This breaker is compact, robust, and straightforward to mount in your distribution box.



4.5 out of 5