Circuit Breaker Aa1 20 Amp Black
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You have 30 days to request a return. All sale items are final sale.
A-Series Black Toggle Circuit Breaker (single pole) from Blue Sea Systems—magnetic-hydraulic, trip-free protection for DC and AC loads.
Key Features
- Single pole circuit breaker with a toggle switch for switching and circuit protection in one device.
- Magnetic-hydraulic trip-free design for reliable interruption of overloads/faults.
- Rated for 65 Volts DC and 250 Volts AC.
- Black finish for a clean, panel-installed look.
- Includes mounting screws.
Intended Use
- Marine and commercial DC/AC distribution panels that use single-pole circuit breakers.
- Replacement or rebuild of existing breaker positions in compatible Blue Sea A-Series-style breaker cutouts (verify panel compatibility using your existing breaker/diagram).
Product Details
- Product name: Circuit Breaker Aa1 20 Amp Black
- Manufacturer family/series: Blue Sea Systems A-Series (AA1-style)
- Circuit type: Single pole
- Trip type: Magnetic-hydraulic, trip-free
- Amperage: 20 Amp
- Voltage rating: 65 Volts DC; 250 Volts AC
- Included hardware: mounting screws
- Shopify variant SKU: 661-7212
- Variant barcode note: The provided variant barcode value is not formatted as a standard UPC/GTIN digit string, so it is omitted from customer-facing copy.
Parts Desk Insights
Best Use Case: Use for protecting a single branch circuit in a marine electrical panel where a trip-free, single-pole breaker is specified.
Common Issues: Most common install mistakes are selecting the wrong pole count (single vs. multi-pole) and mismatching the breaker rating to the wire/circuit load. Before mounting, confirm your panel cutout/diagram matches the breaker’s physical configuration and ensure any related bus, terminals, and mounting surfaces are clean and properly torqued per your installation instructions.
Related Products & Accessories
- Browse Circuit Breakers - Find matching breakers for additional circuits or replacements.
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.