275 Amp Waterproof Bulkhead Connectors


This connector is rated to pass up to 275 Amps and is Marine Certified! It has a full copper center for the best conductivity.  Cables bolt in place.

Offered in Red or Black, sold as each.  Full specifications and boot recommendations provided below.

Connect to Cable via: 5/16″ eyelets available in Eyelets & Large Gauge Butt Connectors.




Panel Thickness:  up to 13/32″ thick
Bolts:  8mm x 16mm
8mm Bolt Torque Specification: 144 in-lbs (16.26Nm) maximum
Center Conductor:  Pure Copper
Maximum Voltage:  48VDC
Maximum Current:  275A continuous / 305A peak, both @ 12VDC
Max Width of Plastic Nut:  1.750″ (44.45mm)
Plastic Nut Torque Specification: 120 in-lbs (13.56 Nm) maximum
Diameter Hole Required:  1 1/8″ (28.6mm) – anti-rotational
Hardware Included:  Stainless Steel bolts, lock washers, flat washers, silicone gasket
Certifications: O-ringed copper center surpasses IP67 tests



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