Ground Fault Protection Breaker 300VDC 50A


SKU: MNDC-GFP50-300 Category:

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These Ground Fault Protection Breakers made by MidNite Solar are rated to break the full rated load at the rated voltage repeatedly, without any damage. Always use a properly sized breaker for disconnecting. All MidNite circuit breakers hold 100% rated current independent of ambient temperature. Listed for US and Canada.

Midnite’s ground fault protection breakers use a trip mechanism to connect the battery negative and earth ground to open the larger breaker in case of a ground fault. The 2008 NEC requires DC ground fault protection on all solar installations. The DIN rail mount and single pole panel mount GFPs will mount in MidNite E-panels. The panel mount GFP’s will mount in the OutBack FLEXware enclosures.

Model: MNDC-GFP50-300
Description:     50 Amp 300VDC DIN rail mount DC ground fault protector. 10,000 AIC
Breaker Torque Value: 20 In-Lbs (2.3NM)


MidNite Solar

MidNite Solar is an American manufacturing company that produces a wide range of alternative energy products. They started by making disconnect boxes for the alternative energy industry; later on they became a leading renewable energy manufacturer with the launch of the well known Classic series of Maximum Power Point Tracking (MPPT) charge controllers. MidNite offers a full line of pre-wired, battery based systems for standalone off grid, battery based grid tie, as well as AC coupled battery backup installations providing a wide range of solutions for residential and commercial projects. MidNite Solar is the largest manufacturer of DC combiner boxes in the US, their boxes and enclosures are made in Arlington, WA and meet all NEC requirements. Additionally they offer full range of Surge Protection Devices (SPD), wiring enclosures, breaker boxes and a full line of DC and AC breakers commonly used in renewable energy systems.

MidNite 50A GFP Breaker


Wiring diagram for Midnite Ground Fault Protection Breaker 300VDC 50A