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Blue Sea 750A ANL Fuse

Silver-Plated Blades & Clear Inspection Window for DC Protection


Regular price $75.16
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750A ANL fuse with silver-plated terminals and clear inspection window on mica body

Blue Sea 750A ANL Fuse

DESCRIPTION

High-Amperage 750A Circuit Protection for Demanding DC Systems

When managing extreme electrical currents in marine, automotive, or off-grid energy storage systems, reliable overcurrent protection is critical. This 750A ANL fuse is engineered to safeguard high-capacity battery banks, large inverters, bow thrusters, and heavy-duty windlasses from catastrophic short circuits and severe electrical overloads. Designed to integrate seamlessly into standard ANL fuse blocks, it provides a dependable barrier between high-output power sources and vital downstream equipment.

Engineered for Harsh Environments and High Loads

Operating at 750A generates significant thermal and electrical stress, particularly in coastal and mobile applications where vibration and moisture are constant challenges. To mitigate the risk of voltage drop and premature failure, this fuse features silver-plated connector blades. The silver plating offers superior electrical conductivity while actively resisting corrosion in salt-air and humid environments. Furthermore, the fuse element is encased within a durable, mica-reinforced housing that provides high-temperature insulation, maintaining structural and electrical integrity under sustained heavy loads.

  • 750A Current Rating: Purpose-built for heavy-duty DC circuits, high-output inverters, and primary battery bank protection.
  • Silver-Plated Connector Blades: Maximises conductivity and prevents corrosion in harsh marine and off-road conditions.
  • Clear Inspection Window: Provides immediate visual confirmation of a blown fuse element to speed up system diagnostics.
  • Mica-Reinforced Body: High-temperature housing ensures thermal stability and electrical safety during high-current operation.
  • Forked Terminal Design: Allows for straightforward installation and secure clamping into compatible ANL fuse holders.

Reducing System Risks and Downtime

Substandard fuses can suffer from high internal resistance, leading to nuisance tripping, melted fuse holders, or failure to interrupt a fault event promptly. By utilising precision-engineered materials and silver-plated contact surfaces, this Blue Sea Systems ANL fuse ensures a low-resistance connection that minimises heat build-up at the terminal studs. When an overcurrent event does occur, the transparent inspection window allows technicians and system owners to quickly identify the tripped circuit without needing a multimeter, reducing diagnostic downtime when out on the water or off the grid.

Ideal Applications

This 750A fuse is suited for heavy-gauge cabling in 12V, 24V, and 48V DC electrical architectures. Common applications include:

  • Primary overcurrent protection for lithium (LiFePO4) and AGM battery banks
  • High-wattage inverter and inverter/charger DC supply lines
  • Marine bow thrusters, anchor winches, and hydraulic pumps
  • Commercial vehicle, RV, and 4WD auxiliary power distribution

Secure Your High-Current DC Architecture

Ensure your heavy-duty electrical installations are protected against fault currents and thermal damage. Pair this 750A element with a suitably rated ANL fuse block to build a compliant, resilient power system for your vessel, vehicle, or off-grid setup.


SKU: BS-5163B

SPECIFICATIONS

SpecificationValue
Product typeFuse
Fuse typeANL

SKU: BS-5163B
Model #: BS-5163B
MPN: BS-5163B
Package weight: 0.048 kg
Package length: 0.08 m
Package width: 0.03 m
Package height: 0.02 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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