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Blue Sea 5A A-Series Single Pole Toggle Circuit Breaker - Red

Magnetic-Hydraulic Panel Switch & Trip-Free Protection - ABYC & UL


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Blue Sea A-Series 5A single-pole toggle circuit breaker with a red handle and black housing

Blue Sea 5A A-Series Single Pole Toggle Circuit Breaker - Red

DESCRIPTION

Integrated Magnetic-Hydraulic Circuit Switching and Protection

The Blue Sea Systems A-Series 5A Single-Pole Toggle Circuit Breaker delivers reliable overcurrent protection and manual circuit switching within a single, compact device. Engineered specifically for demanding marine, caravan, RV, and off-grid electrical panels, this industry-standard component eliminates the need for separate switches and fuses. By consolidating two essential electrical functions into one streamlined unit, it simplifies panel wiring, reduces potential failure points, and saves valuable dashboard or enclosure space.

Advanced Magnetic-Hydraulic Technology

Unlike standard thermal circuit breakers that rely on heat-sensitive bimetallic strips, the A-Series utilises a precision magnetic-hydraulic mechanism. Standard thermal alternatives can suffer from nuisance tripping when exposed to high ambient temperatures in engine bays, enclosed electrical cabinets, or hot Australian summer conditions. Because a magnetic-hydraulic breaker responds purely to electrical current flow rather than surrounding heat, it maintains a consistent 5A trip profile regardless of ambient temperature fluctuations. This ensures your low-amperage electronics and control circuits remain reliably powered without false interruptions.

Trip-Free Safety Mechanism and High-Visibility Control

Safety is paramount in DC and AC power distribution systems. This breaker is built with a dedicated trip-free design, meaning the internal contacts cannot be manually held in the ON position while a fault current condition persists. If a short circuit or dangerous overload occurs, the mechanism will trip internally even if the toggle is physically held in place, drastically reducing the risk of wire damage, melted insulation, or electrical fires.

The unit features a vibrant red toggle actuator that provides immediate visual confirmation of circuit status, making it an excellent choice for critical circuits, emergency electronics, or primary instrument feeds that need to stand out on a busy switch panel. Threaded brass inserts on the front face ensure secure, vibration-resistant mounting into custom or pre-fabricated distribution panels.

Key Features and Benefits

  • Dual-Function Design: Combines manual circuit switching and 5A overcurrent protection into one compact panel-mount component.
  • Temperature-Stable Performance: Magnetic-hydraulic actuation prevents nuisance tripping caused by high ambient temperatures in enclosed spaces.
  • Trip-Free Safety Operation: Internal mechanism disconnects the circuit during a fault condition even if the toggle actuator is manually held in the ON position.
  • High-Visibility Red Toggle: Easily identify critical circuits with a distinct red handle and clear amperage markings on the toggle base.
  • Durable Panel Mounting: Equipped with threaded brass inserts for secure installation in marine, RV, and automotive environments subject to vibration.
  • Global Compliance Standards: Meets ABYC standards, is UL 1077 recognised, and holds TUV, CE, and CSA certifications for peace of mind in professional installations.

Ideal Applications for 5A Circuit Protection

With its precise 5A rating, this single-pole breaker is tailored for protecting sensitive low-current electronics and auxiliary sub-circuits. Common applications include:

  • Marine navigation instruments, depth sounders, and VHF radios
  • Caravan and camper trailer LED lighting circuits and control boards
  • Bilge pump float switch overrides and alarm systems
  • Off-grid solar monitoring equipment, battery management relays, and sensors

Upgrade your power distribution system with professional-grade circuit protection. Add the Blue Sea A-Series 5A Toggle Circuit Breaker to your panel build today for dependable, temperature-stable electrical control.


SKU: BS-7201B

SPECIFICATIONS

SpecificationValue
Product typeCircuit breaker

SKU: BS-7201B
Model #: BS-7201B
MPN: BS-7201B
Package weight: 0.54 kg
Package length: 0.16 m
Package width: 0.1 m
Package height: 0.11 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.

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