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Blue Sea 12/24V 4.8A Dual USB Switch-Mount DC Power Outlet

Fits Contura Switch Apertures - Conformal Coated & EMI Filtered


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Dual USB switch-mount DC power outlet with protective dust cap open showing two USB ports

Blue Sea 12/24V 4.8A Dual USB Switch-Mount DC Power Outlet

DESCRIPTION

High-Output Dual USB Charging for Contura Switch Panels

Upgrading your vessel, 4WD, or off-grid electrical system to support modern mobile electronics requires hardware that can handle demanding environments without compromising sensitive navigation or communication equipment. The Blue Sea Systems 4.8A Dual USB Switch-Mount DC Power Outlet is engineered specifically to integrate into existing Contura switch apertures, providing a seamless, factory-finish charging hub for smartphones, tablets, and action cameras across both 12V and 24V DC electrical systems.

Unlike basic consumer-grade adapters that struggle to charge modern high-capacity devices simultaneously, this unit delivers a combined 4.8A output across two dedicated 2.4A USB-A ports. It incorporates intelligent device recognition technology, which communicates with the connected hardware to deliver the optimal charging current required by each specific device. This ensures rapid, safe charging whether you are powering a single tablet for marine navigation or topping up two smartphones after a long day off the grid.

Engineered for Harsh Marine and Off-Road Conditions

Standard automotive USB sockets often fail prematurely when exposed to coastal humidity, salt spray, or constant road vibration. Blue Sea Systems addresses these vulnerabilities by building this marine-grade USB charger around a conformal-coated circuit board. This specialised protective layer shields the delicate internal circuitry from moisture, salt corrosion, and dust ingress, extending the operational lifespan of the outlet in open-cockpit boats, camper trailers, and rugged touring vehicles.

Furthermore, poorly shielded DC-to-DC step-down convertersfound in entry-level USB outlets frequently generate electromagnetic interference (EMI), which can cause static on VHF marine radios, UHF CB radios, or disrupt chartplotter and fishfinder displays. This switch-mount charger features dedicated internal filtering to reduce electronic interference, maintaining clear communication channels and reliable instrumentation on your helm or dashboard.

Key Features and Benefits

  • Seamless Contura Integration: Snaps directly into standard Contura rocker switch mounting apertures for a clean, retrofit installation without drilling new round holes.
  • Intelligent Device Recognition: Automatically detects and delivers the exact charging speed required by connected phones, tablets, and GPS units (up to 2.4A per port, 4.8A total).
  • Conformal-Coated Electronics: Protects internal components against corrosion caused by humid marine environments and dusty off-road conditions.
  • EMI Filtering: Built-in internal filtering suppresses electronic noise to prevent interference with sensitive VHF/UHF radios and navigation electronics.
  • Active Thermal Management: Integrated over-temperature protection safeguards both the charger and your vehicle's wiring harness during heavy continuous loads in hot cabin or helm environments.
  • Integrated Hinged Dust Cap: Features a tethered protective cover that seals the dual USB ports against water splashes, dust, and debris when not in use.

Reliable Protection and Versatile Installation

Safety is paramount in 12V and 24V auxiliary power systems. To prevent thermal runaway during prolonged dual-port charging on hot Australian days, the unit includes built-in over-temperature protection. Externally, an integrated hinged dust cap provides mechanical protection against moisture and debris when the ports are vacant.

Because it utilises the industry-standard Contura switch body footprint, this outlet is an ideal upgrade for marine helm stations, 4WD canopy control panels, and caravan power management boards where a spare switch blank is available. Streamline your dashboard and ensure dependable device power on your next voyage or overland trip by adding this Blue Sea Systems Contura-mount USB charger to your setup today.


SKU: BS-1039B

SPECIFICATIONS

SpecificationDetails
Product typeDual USB DC power outlet
Voltage12/24V
Current4.8A
USB ports2 x 2.4A
Charging featureIntelligent device recognition; charges at the speed required by specific devices
FilteringInternal filtering for reduced electronic interference
ProtectionOver-temperature protection; protective dust cap
Circuit boardConformal coated
MountingExisting Contura switch aperture

SKU: BS-1039B
Model #: BS-1039B
MPN: BS-1039B
Package weight: 0.108 kg
Package length: 0.09 m
Package width: 0.08 m
Package height: 0.08 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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