Collection: USB

USB on board: charging, power supply and marine connectivity

USB ports have become essential power points on board: phones, tablets, handheld GPS, cameras, handheld VHF, satellite bridge or cockpit accessories. The right choice depends on the port type, available power, mounting location, and the required level of protection against water, vibration, and corrosion.

USB-A, USB-C and charging power

USB-A remains compatible with many existing cables and accessories. USB-C is becoming the standard for recent phones, tablets, and devices requiring higher power. For fast charging, check the power in watts, input voltage 12/24V, and supported protocols, including USB-C Power Delivery.

For modern interior integration, the Scanstrut TILE USB-C / USB-C black charger suits recent USB-C devices. Its USB-C / USB-C stainless steel version integrates better on certain dashboards or layouts. Mixed models like the Scanstrut TILE USB-A / USB-C black or the TILE USB-A / USB-C stainless steel maintain compatibility with older cables.

Interior, cockpit or exposed area

An interior charger prioritizes discreet integration, finish, and power. A socket exposed to the cockpit or near a companionway must be better protected, with a cap or flap, as saltwater and spray quickly damage connectors. The choice of location is therefore as important as the charger choice.

For more exposed areas, the Scanstrut Flip Pro Plus USB-A / USB-C socket protects ports with a flap. The Flip Pro Max dual USB-C socket targets installations where USB-C power is a priority. ROKK solutions like the ROKK Charge+ watertight double charger or the ROKK Charge Pro USB-A / USB-C are designed for more exposed marine use.

Fixed charger, USB extension or combined module

A fixed charger converts the boat’s 12/24V network into a USB output. A USB extension is used to relocate an existing port, for example, for an audio link, a player, or equipment to be controlled from the cockpit. A combined module adds a 12V socket next to USB ports for versatility.

The Blue Sea 2.1A dual USB charger meets basic needs, while the Blue Sea 4.8A dual USB charger provides more current for two devices. The Blue Sea 12V DC USB extension moves a USB connection. For a versatile station, the Scanstrut USB-A / USB-C socket with 12V power combines uses.

Electrical protection and best practices

A marine USB port must be wired like any electrical circuit: protection via fuse or circuit breaker, appropriate cable gauge, correct polarity, ventilated location, and easy maintenance access. Avoid low-quality adapters left permanently in a damp area; they often become a failure or corrosion point.

Before choosing, check the required port type, expected actual power, location, waterproofing, mounting depth, and input voltage. For dedicated charging products, see the USB chargers collection. For wireless alternatives, see the wireless chargers collection. For complete installations, the Electrical collection groups complementary equipment.