Brand: Sea-Dog
Sea-Dog Thermal AC/DC Circuit Breaker, 20 Amp
Sea-Dog Thermal AC/DC Circuit Breaker, 20 Amp
Sold out
This Sea-Dog thermal circuit breaker is designed to protect AC and DC electrical circuits from damage caused by excess current. Featuring a compact, panel-mounted design, this unit is vibration and shock-resistant, offering a reliable and resettable alternative to standard sacrificial fuses.
- Amperage: 20 Amp
- Construction: Molded Bakelite with stamped brass quick-connect terminals
- Voltage Rating: 5-30A at 125-250VAC or 32VDC
- Panel Depth: 3/16 in.
- Part Number: 420820-1
- Compatible with optional Thermal Breaker Boot (420839) for wet environments
- Regulatory note: This product contains chemicals known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit P65Warnings.ca.gov.
Product facts
- CT SKU
- CT-108380
- Model / MPN
- 420820-1
- UPC / GTIN
- 035514420488
- Package dimensions
- 1" X 4" X 6"
- Package weight
- 0.1 lb
- Specifications
- Amperage = 20a
Fit-sensitive item: confirm measurements, model numbers, and manufacturer details before ordering. Tug & Tow does not guarantee universal compatibility from a product page alone.
Shipping & returns
Shipping & returns
Shipping methods, delivery estimates, and final costs appear at checkout before payment. Some bulky, supplier-shipped, or special-handling items may ship separately. See Shipping & Returns for return windows and eligibility.
Fit & compatibility
Fit & compatibility
Review the product title, description, images, dimensions, part numbers, and manufacturer details before purchase. For fit-sensitive items, confirm compatibility with your boat, RV, trailer, vehicle, or equipment.
Need help choosing?
Need help choosing?
Send us the product link or SKU, plus details about your boat, RV, trailer, vehicle, or project. We will help you narrow down the right option when product fit is not obvious.
