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ACP Electrical Fittings MIB400DC - DC Circuit Breaker 400A 600VDC

ACP Electrical Fittings
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ACP Electrical Fittings MIB400DC is a DC-rated molded case circuit breaker designed for overcurrent protection in photovoltaic and battery storage systems. It is rated for 400 amps at 600 volts DC, providing reliable interruption of direct current circuits. The unit weighs 5.19 lb and features a compact, insulated case construction suitable for panelboard or switchboard mounting. This breaker complies with UL 489B and CSA standards for DC applications, ensuring safe operation in renewable energy and industrial power distribution systems. It is commonly used in solar combiner boxes, inverter disconnects, and battery bank protection.

Key Features & Specifications
  • Type: Molded case circuit breaker, DC rated, thermal-magnetic trip
  • Voltage Rating: 600 VDC
  • Current Rating: 400 A
  • Weight: 5.19 lb
  • Standards: UL 489B, CSA
  • Applications: Solar combiner boxes, inverter disconnects, battery bank protection
  • Poles: 2-pole
  • Connection: Line and load lugs
  • Mounting: Panelboard or switchboard
  • Frame Size: 400 A frame
  • Trip Type: Thermal-magnetic
  • Circuit Breaker Mounting Style: Fixed
  • Terminal Connection: Lug type
  • Frequency Rating: DC
  • Phase Connection: Single phase DC
  • Installation Type: Fixed mount
  • Item QTY: 1
  • Operating Temperature Maximum Celsius: 40 °C


Product Identification
  • UPC: Not provided
  • GTIN: Not provided