Blue Sea A-Series Flat Rocker Circuit Breaker, Single Pole Flat, 5 amps
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The Blue Sea A-Series Flat Rocker Circuit Breaker (single pole, flat actuator) is a magnetic-hydraulic, trip-free breaker designed to help prevent accidental switching on marine 24-hour circuits. The rocker actuator sits flush in the “ON” position and the color actuator indicates the “OFF” position.
Key Features
- Magnetic Hydraulic – trip-free circuit breaker design
- Rocker actuator is flush in the “ON” position to help reduce risk of accidental switching
- Trip-free design cannot be held “ON” during fault current conditions
- Color actuator indicates “OFF” position
- Designed for marine electrical panel installations with international ON/OFF symbols support (vertical or horizontal mounting)
Intended Use
- Marine DC/AC distribution panels that use Blue Sea Systems A-Series single-pole flat rocker breakers
- Boat 24-hour circuits needing a trip-free breaker for overcurrent protection
Product Details
- Blue Sea A-Series Flat Rocker Circuit Breaker
- Type: Magnetic Hydraulic – trip-free
- Poles: Single Pole
- Actuator style: Flat Rocker (flat actuator)
- Rated amperage: 5 amps
- Maximum Voltage: 240 Volts AC, 32 Volts DC
- Rated Switch Cycles: 10,000 @ rated amperage and voltage
- SKU/Part number: 661-7400
- Circuit breaker features: rocker flush in “ON” position; trip-free cannot be held “ON” during fault current condition; colored actuator indicates “OFF” position
Parts Desk Insights
Best Use Case: A solid choice when you want a single-pole A-Series breaker with a flat rocker actuator—especially for systems where accidental switching prevention is important (e.g., continuously powered “24 hour” circuits).
Common Issues: If the breaker is being replaced, confirm the panel cutout/actuator style matches the flat rocker profile and that the breaker’s “ON/OFF” orientation aligns with your panel mounting (vertical vs. horizontal). During installation, double-check terminal tightness and any related bus/routing to avoid nuisance trips.
Related Products & Accessories
- Circuit Breakers (Category) - Browse the Circuit Breakers collection for additional amperages, pole counts, and actuator styles.
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.