3-Pin Trailer Socket & Plug Connector 12V | DIN Caravan Truck
3-Pin Trailer Socket & Plug Connector 12V | DIN Caravan Truck
3-Pin Trailer Socket & Round Plug Connector – 12V DIN Standard
Connect your trailer's lighting system with confidence using this heavy-duty 3-pin round trailer socket and plug connector. Engineered to DIN 72572 (plug) and DIN 9680 (socket) standards, this 12V connector set is the go-to solution for caravans, trucks, RVs, boats, and agricultural tractors. The copper-zinc alloy flat-contact pins ensure a low-resistance, reliable electrical connection every time.
Key Features
- DIN-Standard Compliant: Plug meets DIN 72572; socket meets DIN 9680 — compatible with most European and international trailer wiring setups.
- Durable PP & Plastic Housing: High-quality polypropylene body withstands vibration, moisture, and road debris for long-lasting service.
- Copper-Zinc Alloy Contacts: Flat-plug connection contacts deliver stable, corrosion-resistant electrical conductivity.
- Plug-and-Play Design: Straightforward installation with clear pin alignment — no special tools required.
- Wide Compatibility: Ideal for signal light wiring on trailers, caravans, RVs, trucks, and boats operating on 12V systems.
- Sold Individually: Choose either the 3-pin socket or the 3-pin plug/connector to match your specific need.
Technical Specifications
3-Pin Connector (Plug) — DIN 72572
- Material: Plastic (PP)
- Connection Contacts: Flat plug — copper-zinc alloy
- Length: 81 mm
- Diameter: 31 mm
3-Pin Socket — DIN 9680
- Housing Material: Plastic
- Connection Contacts: Flat plug — copper-zinc alloy
- Length: 42 mm
- Total Width: 61.5 mm
- Distance Between Mounting Holes: 46 mm
- Installation Hole Diameter: 26 mm
Package Contents
- 1× Socket OR 1× Connector (select your variant)
Made in Mainland China.
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Learn more: FuelEconomy.gov driving efficiency guidance
Frequently Asked Questions
Q: What vehicles is this 3-pin trailer connector compatible with?
A: This 3-pin round trailer connector is compatible with a wide range of 12V vehicles and equipment, including caravans, travel trailers, RVs, trucks, agricultural tractors, and boats. It is designed to connect trailer signal lights to the towing vehicle's power supply following DIN 72572 and DIN 9680 standards.
Q: Do I receive both the socket and the plug in one order?
A: No — each listing includes either 1× socket or 1× connector/plug. Please select the variant you need from the product options before adding to cart. If you need both parts, simply add one of each variant to your order.
Q: What standard does this trailer connector follow?
A: The plug follows DIN 72572 and the socket follows DIN 9680 — both are widely recognised European DIN standards for 3-pin round trailer connectors, ensuring broad compatibility with existing trailer wiring systems.
Q: Is installation straightforward for this trailer socket?
A: Yes. The socket features a 26 mm installation hole with mounting holes spaced 46 mm apart, making it easy to fit into most standard trailer mount positions. The plug-and-play pin alignment means no specialist tools are required for connection.