Blue Sea 15A A-Series Single Pole Restricted Off Flat Rocker Circuit Breaker
Blue Sea 15A A-Series Single Pole Restricted Off Flat Rocker Circuit Breaker
Flush ON Actuator for 24-Hour Circuits with Trip-Free Safety Design

DESCRIPTION
Reliable Circuit Protection for Critical 24-Hour Electrical Systems
The Blue Sea A-Series 15A Single-Pole Restricted-Off Flat Rocker Circuit Breaker is specifically engineered for electrical circuits that must remain continuously active. In demanding marine, RV, and off-grid power architectures, accidental switching of essential equipment can lead to significant operational failures. This specialised circuit breaker features a unique restricted-off actuator profile that sits completely flush when engaged in the ON position. By eliminating the protruding lever angle found on standard switches, it prevents inadvertent actuation caused by bumping or snagging in tight quarters, making it an essential component for critical 24-hour circuits.
Engineered for Safety and Operational Integrity
Combining Manual switching capability with precise overcurrent protection in a single unified device, the Blue Sea Systems A-Series simplifies panel design while enhancing electrical safety. Unlike lower-tier thermal switches or basic fuse holders that can fail prematurely or allow dangerous workarounds, this professional-grade breaker incorporates a fail-safe, trip-free internal mechanism. This ensures the internal contacts cannot be manually held closed during an active fault-current condition, protecting your wiring harness, sensitive electronics, and battery banks from severe thermal damage or electrical fire risks.
- Restricted-Off Flush Rocker: Sits flat in the ON position to prevent accidental deactivation of vital continuous-duty loads.
- Trip-Free Safety Mechanism: Internal contacts disconnect during overcurrent events even if the actuator is physically held in the ON position.
- High-Visibility Status Indication: A distinct colour actuator becomes clearly visible only when the breaker is in the OFF or tripped position for rapid visual diagnostics.
- Versatile Mounting Orientation: Marked with clear international ON (I) and OFF (O) symbols to support both vertical and horizontal electrical panel layouts.
- Integrated Brass Mounting Inserts: Threaded brass inserts provide secure, vibration-resistant panel installation suitable for harsh mobile and marine environments.
- Clear Amperage Identification: The 15A current rating is prominently displayed on the rocker face for straightforward circuit verification and maintenance.
Ideal Applications in Marine, RV, and Off-Grid Setups
Standard rocker switches and basic breakers are prone to accidental toggling when installed in high-traffic walkways, compact helm stations, or cramped caravan electrical cupboards. The BS-7428B solves this vulnerability, offering peace of mind for systems that require uninterrupted power delivery. It is highly suited for:
- Marine Vessels: Protecting automatic bilge pumps, high-water alarms, navigation memory circuits, and vessel monitoring systems.
- Caravans and Motorhomes: Securing 12V or 24V refrigeration units, security systems, gas detectors, and continuous battery management electronics.
- Off-Grid and Industrial Enclosures: Safeguarding telemetry equipment, remote communication relays, and primary control circuits.
Upgrade Your Electrical Panel Protection
Ensure your essential 24-hour circuits remain powered and protected against overcurrent faults. Integrate the Blue Sea A-Series 15A Restricted-Off Circuit Breaker into your marine or off-grid switchboard today for dependable, uninterrupted electrical performance.
SKU: BS-7428B
SPECIFICATIONS
| Specification | Value |
|---|---|
| Product type | Circuit breaker |
| Switching function | ON/OFF |
| SKU: | BS-7428B |
| Model #: | BS-7428B |
| MPN: | BS-7428B |
| Package weight: | 0.18 kg |
| Package length: | 0.1 m |
| Package width: | 0.08 m |
| Package height: | 0.1 m |
WARRANTY
Blue Sea Warranty Policy
Blue Sea Systems products sold by us are supplied with a warranty against defects for the warranty period shown below, subject to the product type, application and the terms of this warranty policy.
The express warranty provided by us is limited to a maximum of 5 years from the original date of purchase, unless otherwise required under Australian Consumer Law.
Blue Sea Systems may offer longer manufacturer support on some products at their discretion
Warranty Lengths by Product Range
| Blue Sea Product Range | Warranty Length | Application / Notes |
|---|---|---|
| Most Blue Sea Systems Products | 5 years | Applies to most Blue Sea Systems products found to be defective in materials or manufacture. |
| P12 Battery Chargers | 5 years | Warranty period starts from the original date of purchase. |
| P12 Remote Displays | 5 years | Warranty period starts from the original date of purchase. |
| Digital Meters | 3 years | Warranty period starts from the original date of purchase. |
| Vessel System Monitors | 3 years | Warranty period starts from the original date of purchase. |
Warranty Assessment and Remedy
If a Blue Sea Systems product is found to be defective in materials or manufacture within the applicable warranty period, we will, at our discretion, arrange a repair, replacement, store credit or refund, depending on the nature of the fault and the requirements of Australian Consumer Law.
Products may need to be returned for assessment before a warranty claim can be approved. Where required, the product must be returned with dated proof of purchase and a clear description of the fault.
Labour costs for removing, replacing, reinstalling or diagnosing a product are not covered by this express warranty unless otherwise required under Australian Consumer Law.
Making a Warranty Claim
To make a warranty claim, please contact us with your dated proof of purchase, product details and a description of the fault.
The product may need to be returned for inspection before the claim can be assessed. If the product is confirmed to be faulty and covered by this warranty, we will advise the available remedy.
What This Warranty Does Not Cover
This warranty does not cover faults or damage caused by incorrect installation, incorrect application, misuse, abuse, neglect, unauthorised modification, accidental damage, normal wear and tear, environmental damage, or failure to use the product in accordance with the manufacturer's instructions.
- Incorrect installation or wiring
- Incorrect product selection or application
- Misuse, abuse or neglect
- Physical or accidental damage
- Water ingress or environmental damage outside the product's intended use
- Unauthorised modification or repair
- Normal wear and tear
- Labour costs for removal, replacement, reinstallation or diagnosis
- Freight, travel or call-out costs unless otherwise required by law
- Products not returned for assessment when reasonably required
Manufacturer Support
Blue Sea Systems may provide additional manufacturer support on some products beyond the warranty period listed above. Where available, we may assist customers in contacting the manufacturer, but any manufacturer support beyond the express warranty period is subject to the manufacturer's own terms and continued availability.
Australian Consumer Law
This warranty is in addition to other rights and remedies available at law. Our goods come with guarantees that cannot be excluded under the Australian Consumer Law. You are entitled to a replacement or refund for a major failure and compensation for any other reasonably foreseeable loss or damage. You are also entitled to have the goods repaired or replaced if the goods fail to be of acceptable quality and the failure does not amount to a major failure.

