Hi-Amp C.B. III - Bussmann

The Bussmann Hi-Amp C.B. III (model BPCB185120) offers reliable, high-amperage overcurrent protection for demanding automotive and industrial electrical systems. This professional-grade Type III thermal circuit breaker is engineered to safeguard critical auxiliary and accessory circuits, ensuring continuous and safe operation in heavy-duty applications.

Key Features

• High-Amperage Protection: Rated for 120 Amps and 48 VDC, this Type III thermal circuit breaker reliably manages substantial current loads in high-power systems.
• Durable, Weatherproof Construction: Built with professional-grade materials and a weatherproof housing, it is designed to withstand harsh operating conditions, vibration, and potential immersion common in heavy-duty and marine environments.
• Reliable Overcurrent Interruption: Provides immediate and effective interruption of overcurrents, preventing damage to wiring and expensive components, and boasts a 3 kAIC interrupt rating.
• Manual Reset Functionality: Features a convenient push-button manual reset, which also functions as an on-off switch, reducing downtime and eliminating the need for frequent fuse replacements.
• Ignition Protected: Complies with SAE J1171 standards, enhancing safety for installations in enclosed engine compartments or other potentially hazardous environments.

Applications

This Bussmann Hi-Amp C.B. III circuit breaker is suitable for professional applications requiring robust current protection. It is an essential component for auxiliary and accessory circuits in heavy-duty trucks, buses, recreational vehicles (RVs), and marine electrical systems. Additionally, it provides vital overcurrent protection for battery charging systems with battery isolators, industrial machinery, agricultural equipment, and high-current professional DC audio installations.

Specifications

• Amperage Rating: 120 Amps
• Voltage Rating: 48 VDC
• Interrupt Rating: 3 kAIC
• Mounting Type: Flush Mount
• Connection Type: 1/4-35 Stud with SEMS Nuts
• Dimensions (L x W x H): 1.9 in x 1.68 in x 2.9 in
• Weight: 0.23 lb