Sea-Dog Hi-Amp Panel Mount Resettable Circuit Breaker 150A, 48 Volts
Free returns on all eligible orders
You have 30 days to request a return. All sale items are final sale.
Sea-Dog Hi-Amp panel mount resettable circuit breaker (single pole, thermal type) for 48VDC systems. Designed to provide a visible indication when tripped, with a 150A rating and 3000A interrupt level for marine power distribution and engine compartment / bilge area installations.
Key Features
- Provides visible indication of a tripped condition
- Single pole thermal type resettable circuit breaker
- 150A rating for 48VDC systems
- Panel mount breaker designed for marine engine compartment and bilge area use
- Water resistant and sealed construction
- Thermoset plastic body with stainless steel studs and washers
- CE certified
Intended Use
- Marine DC power distribution
- Engine compartment and bilge area electrical protection
- Protecting 48VDC accessory circuits up to the breaker’s rating
Product Details
- Sea-Dog Hi-Amp panel mount resettable circuit breaker
- Part SKU: 354-4208891
- Type: Single pole thermal resettable circuit breaker
- Voltage rating: 48VDC
- Current rating: 150A
- Interrupt level: 3000 amperes
- Mounting: Panel mount
- Construction: Thermoset plastic; stainless steel studs and washers
- Visibility: Provides a visible indication of tripped condition
- Water protection: Water resistant and sealed
- Certifications: CE certified
- Panel-mount dimension references (as listed): A: 2-15/16"; B: 1-15/16"; C: 2-1/8"; D: 2-7/16"; E: 1-9/16"
Parts Desk Insights
Best Use Case: Use for protecting individual 48VDC circuits in marine electrical panels where you want an easily observable trip indication and resettable thermal protection.
Common Issues: If the breaker does not reset properly, re-check for overload/short conditions on the protected circuit and confirm wiring and terminal connections are clean and tight. When installing in a panel, use the included dimension references (A–E) to ensure correct fit and maintain the intended sealed, water-resistant mounting surface.
Related Products & Accessories
- Browse Circuit Breakers & Fuses - Explore the “Circuit Breakers” collection to find matching breaker sizes and marine-rated fuse protection for complementary protection plans.
Shipping information
In-stock and OEM parts: ship same or next business day.
Locally warehoused items: ship within 1-3 business days.
Special-order items: timeline confirmed after order.
Returns & warranty
Returns & Satisfaction Guarantee
We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.
If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.
To qualify for a return:
Item must be in new, unused condition
Product must be in its original packaging
All parts, components, hardware, manuals, and accessories must be included
Packaging must be undamaged and suitable for resale
Important:
Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.
We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.
For return authorization, please contact our support team before shipping anything back.