Product Overview
For work involving marine hardware, electrical, plumbing and boat outfitting, Thermal AC/DC Circuit Breaker – Splash Guard Boot from Sea-Dog provides a focused option for controlling or protecting a marine electrical circuit.
Thermal AC/DC Circuit Breakers are built to protect an electrical circuit from damage caused by excess current. Vibration and shock resistant these push-to-reset circuit breakers are an economical alternative to magnetic breakers. Unlike sacrificial fuses they have the advantage of being resettable after tripping.
Product Details
- Panel mounted compact design.
- Constructed of molded Bakelite with quick connect, terminal style, stamped brass contacts.
- Optional Thermal Breaker Boot (420839) offers additional protection in wet environments.
- 5-30A @ 125-250VAC.
- 32VDC.
Important Notices
WARNING: This product can expose you to chemicals which are known to the State of California to cause cancer, birth defects or other reproductive harm. For more information, visit P65Warnings.ca.gov.
Fit & Selection Guidance
Use manufacturer part number 420839-1 to verify the exact item. Confirm dimensions, voltage, capacity, material, mounting pattern, connection type and model compatibility where applicable. Replacement parts should be matched to the exact parent equipment or system whenever the manufacturer specifies one.
For installation-sensitive products, follow the manufacturer’s current instructions and the applicable marine electrical, plumbing, structural or safety requirements for your boat.














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