Description
Baintech BTDUALUSB4.2-W 2.4A USB White Socket - Universal USB Charging Socket for Caravans and Camper Trailers
Professional universal USB charging socket engineered for permanent installation in caravans, camper trailers, 4WDs, and marine vessels providing convenient 2.4 amp USB charging capability for tablets, smartphones, and portable electronic devices. Features wide voltage input compatibility accepting 10-20V DC power enabling operation from standard 12V automotive electrical systems with voltage fluctuation tolerance. White finish complements modern caravan and RV interior aesthetics while Baintech quality construction ensures reliable long-term performance in mobile environments. Perfect for upgrading older recreational vehicles lacking modern USB charging infrastructure or adding additional charging points in convenient locations throughout living spaces.
Product Overview
The Baintech BTDUALUSB4.2-W addresses critical mobile device charging requirements in recreational vehicles where traditional household USB chargers are unavailable and cigarette lighter adapters create cable clutter or occupy valuable 12V socket space needed for other equipment.
Modern recreational vehicle users increasingly rely on smartphones, tablets, GPS devices, cameras, and other USB-powered electronics requiring convenient charging access throughout living and sleeping areas. Traditional cigarette lighter USB adapters occupy sockets needed for fridges, air compressors, or lighting, while their protruding design creates trip hazards and appears untidy in finished caravan interiors.
Permanently installed USB sockets like the BTDUALUSB4.2-W provide clean integrated charging solutions mounted in convenient locations such as bedside panels, kitchen areas, or entertainment centers, matching the appearance and functionality of modern household electrical installations while operating reliably from 12V vehicle electrical systems.
Manufactured by Bainbridge Technologies (Baintech), Australia's leading experts in 12V power solutions with over 30 years experience, this USB socket represents professional-grade charging infrastructure for mobile applications ensuring reliable device charging in demanding outdoor environments.
Key Features and Benefits
2.4 Amp Fast Charging Capability – Delivers 2.4 amps charging current supporting fast charging protocols for modern tablets and smartphones reducing charging times compared to lower-current 1A USB ports. Sufficient current capacity for charging larger devices like iPads, Android tablets, and high-capacity smartphones while accommodating simultaneous charging requirements.
Wide Voltage Input Range (10-20V DC) – Accepts input voltage ranging from 10V to 20V DC providing tolerance for voltage fluctuations common in vehicle electrical systems during engine starting, alternator charging, and battery discharge conditions. Ensures reliable USB output voltage regulation despite variations in vehicle system voltage maintaining safe device charging under all operating conditions.
Universal USB Compatibility – Standard USB Type-A socket accepts charging cables from all major smartphone and tablet manufacturers including Apple, Samsung, Google, Huawei, and others. Compatible with any USB-powered device supporting standard USB charging protocols eliminating need for multiple specialized charging solutions.
Clean White Finish – Professional white finish complements modern caravan and camper trailer interior color schemes matching common wall panel colors and creating cohesive integrated appearance. Significantly more attractive than cigarette lighter adapters or portable USB chargers maintaining premium interior aesthetics.
Permanent Installation Design – Engineered for flush mounting into standard electrical panels, cabinetry, or wall surfaces creating clean professional installation identical to household USB outlets. Eliminates protruding cigarette lighter adapters reducing cable clutter and trip hazards while freeing 12V sockets for other equipment requiring cigarette lighter connections.
Baintech Quality Construction – Manufactured by Bainbridge Technologies using high-quality components ensuring reliable long-term operation in mobile environments subject to vibration, temperature variations, and frequent use. Built to last with robust internal circuitry and durable housing appropriate for demanding recreational vehicle applications.
Caravan and Camper Trailer Optimization – Specifically designed for caravan and camper trailer installations where USB charging infrastructure enhances user convenience and modernizes electrical systems. Ideal for retrofitting older recreational vehicles or adding charging capacity to new builds ensuring adequate charging points for modern mobile device requirements.
Voltage Regulation and Device Protection – Internal voltage regulation circuitry ensures stable 5V USB output voltage regardless of input voltage variations protecting connected devices from voltage spikes or drops that could damage sensitive electronics. Provides safe reliable charging equivalent to household USB chargers.
Technical Specifications
| Specification |
Details |
| Model |
BTDUALUSB4.2-W |
| SKU |
BTDUALUSB4.2-W |
| Product Type |
Universal USB Charging Socket |
| Brand |
Baintech (Bainbridge Technologies) |
| Color |
White |
| USB Output Current |
2.4 Amps (2400mA) |
| USB Output Voltage |
5V DC (Regulated) |
| Input Voltage Range |
10-20V DC |
| Nominal Input Voltage |
12V DC |
| Number of USB Ports |
1x USB Type-A Socket |
| USB Connector Type |
Standard USB Type-A Female |
| Installation Type |
Flush Mount / Panel Mount |
| Primary Applications |
Smartphone Charging, Tablet Charging, Portable Device Charging |
| Typical Use Cases |
Caravans, Camper Trailers, 4WDs, Marine Vessels |
| Finish |
White (Interior Grade) |
| Voltage Regulation |
Yes (Stable 5V Output) |
| Compatibility |
Universal USB Devices |
| Manufacturer |
Bainbridge Technologies (Australian Owned) |
| Warranty |
Per Baintech Warranty Policy |
Frequently Asked Questions
Q: Will this socket charge my iPad or Android tablet at full speed?
A: Yes, the 2.4 amp output current is sufficient for fast charging most tablets including iPads and Android tablets. Most tablets require 2.0-2.4 amps for optimal charging speed, so this socket will charge tablets at their maximum supported rate. Smartphones typically require 1.0-2.0 amps and will also charge at full speed from this socket.
Q: Can I install this myself or do I need an electrician?
A: Installation requires basic 12V DC electrical knowledge and skills. You'll need to connect the socket to your vehicle's 12V electrical system with appropriate gauge wire (typically 16-18 AWG) and include proper fuse protection (3-5 amp fuse recommended). If you're comfortable with basic automotive electrical work and have successfully installed other 12V accessories, DIY installation is feasible. However, if you're unfamiliar with 12V electrical systems or concerned about proper installation, professional installation by qualified caravan technician or auto electrician is recommended to ensure safe reliable operation.
Q: What size panel cutout is required for installation?
A: The product description does not specify exact panel cutout dimensions. Contact Frankie's Auto Electrics or refer to the installation instructions included with the product for precise cutout dimensions and mounting requirements. Having these measurements before cutting ensures proper fit and professional appearance.
Q: Will this work with my vehicle's solar charging system?
A: Yes, the 10-20V DC input range accommodates voltage variations from solar charging systems. During solar charging, battery voltage may rise to 14-15V DC, which is well within the socket's input range. The socket will continue providing stable regulated 5V USB output regardless of whether power comes from vehicle battery, alternator charging, or solar charging systems.
Q: How many devices can I charge simultaneously from one socket?
A: This model features a single USB port rated for 2.4 amps total, so it charges one device at a time. If you need to charge multiple devices simultaneously, you can either install multiple BTDUALUSB4.2-W sockets in different locations throughout your caravan, or use this socket with a multi-port USB hub, though shared current may reduce charging speed for multiple devices. For optimal charging performance of multiple devices, installing separate dedicated USB sockets in convenient locations is recommended.
Q: Is this socket suitable for outdoor or exposed installation?
A: This socket is designed for interior installation in protected environments typical of caravan and camper trailer applications. It should be installed in dry interior locations protected from direct weather exposure, excessive moisture, and dust. For exterior or exposed installations, weatherproof rated USB charging solutions would be more appropriate to ensure long-term reliability and prevent moisture-related damage.
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