Sea-Dog Line 420888-1 Hi-Amp Panel Mount Resettable Circuit Breaker 120A 48V

The Sea-Dog Line 420888-1 is a heavy-duty 120-amp resettable circuit breaker designed for marine electrical systems. This single-pole thermal circuit breaker provides reliable overcurrent protection with a voltage rating of 48VDC and an impressive interrupt capacity of 3000 amperes.

Key Features:

• 120-amp capacity with 48VDC voltage rating
• Visible tripped indicator for easy status monitoring
• Panel-mounted design for clean, professional installation
• Water-resistant and sealed construction suitable for engine compartments and bilge areas
• Thermal circuit protection with manual reset capability
• 3000-ampere interrupt rating for robust protection

Dimensions:

• A: 2-15/16"
• B: 1-15/16"
• C: 2-1/8"
• D: 2-7/16"
• E: 1-9/16"

This resettable breaker eliminates the need for fuse replacement while providing reliable protection for high-amperage circuits in boats, RVs, and other marine applications. The sealed, water-resistant design ensures dependable performance even in harsh marine environments.