Pollak 54-520 20 Amp Type 1 Automatic Reset Circuit Breaker – Metal Housing with Straight Bracket

Ensure consistent power protection for your commercial vehicle with the Pollak 54-520 20 Amp Circuit Breaker. This Type 1 "Automatic Reset" breaker is a rugged, professional-grade alternative to standard fuses, engineered to automatically restore the circuit once an electrical overload or short is cleared. Featuring a pre-installed straight mounting bracket, the 54-520 allows for a clean, flush-mount installation against firewalls, chassis rails, or interior accessory panels.

Built with a heavy-duty metal housing, this breaker provides the industrial-level durability and thermal dissipation required for the demanding environments of trucking, construction, and agricultural machinery. With a 20 Amp rating, it is the perfect fit for protecting 12V DC auxiliary systems, such as wiper motors, power window circuits, heater fans, and supplemental lighting. As a Type 1 breaker, it eliminates the need for manual fuse replacement, keeping your equipment on the road and reducing maintenance downtime.