12V Auto Reset Plastic Circuit Breaker with Parallel Mounting Bracket

Reliable 12V Auto Reset Circuit Breakers for Diverse DC Applications and Environments

Del City’s 12V auto-reset automotive circuit breakers are engineered to provide reliable overcurrent protection in DC applications. Designed to cycle automatically during an overcurrent event, these circuit breakers repeatedly reset until the source of the issue is identified and resolved, ensuring continuous and dependable functionality. Available in amperages ranging from 5 to 50 amps, these breakers are versatile for various applications, including trucks, buses, welding tools, power outlet strips, portable generators, and trolling motors.

Constructed with durable internal composite alloy materials, these circuit breakers efficiently separate contacts during an overcurrent event and reset once cooled. Featuring a single-pole, stud-mount design, they are available in both metal and plastic housings, with optional brackets for flexible installations. Each breaker includes nuts and washers for straightforward assembly and operates within a temperature range of -10°F to 150°F, with storage capability from -20°F to 200°F, ensuring reliable performance in diverse environments.

Compatible with EATON/Bussmann models such as 121A10-B2P-KA through 121A40-B2P-KA, these 12V canned breakers offer a trusted, interchangeable solution for your electrical needs. With robust construction and versatile design, Del City’s auto-reset automotive circuit breakers are a dependable choice for maintaining safety and efficiency in DC systems.

• Constructed with internal composite alloy material to deflect and separate the contacts when an overcurrent situation occurs and return to the run mode as it cools.
• Operating temperature: -10° F to 150° F.
• Storage temperature: -20° F to 200° F.
• Engineered for durability.
• Breakers include nuts and washers.
• Comparable with EATON/Bussmann parts: 121A10-B2P-KA, 121A15-B2P-KA, 121A20-B2P-KA, 121A25-B2P-KA, 121A30-B2P-KA, 121A40-B2P-KA
• Click here for the circuit breaker insulator.