3-Pin Circular Trailer Plug & Socket Connector

3-Pin Circular Trailer Plug & Socket Connector | 12V Caravan

$14.25 $18.80

3-Pin Circular Trailer Plug & Socket Connector for 12V Caravans, RVs & Trailers

Keep your trailer's lighting system reliably connected with this durable 3-pin circular plug-in connector set. Compliant with DIN 72572 (plug) and DIN 9680 (socket) standards, this kit is engineered to deliver a secure, stable electrical connection between your tow vehicle and trailer — ensuring your signal lights, brake lights, and running lights operate flawlessly every time.

Whether you're towing a caravan, RV, boat trailer, or flatbed truck, this connector provides the dependable link you need for safe road travel.

Key Features

Universal Compatibility: Suitable for caravans, RVs, trucks, boats, and general trailers operating on 12V systems.
DIN Standard Compliant: Plug meets DIN 72572; socket meets DIN 9680 — ensuring compatibility with standard European trailer wiring setups.
Durable PP Plastic Housing: High-quality polypropylene construction resists impact and provides long-lasting performance in outdoor conditions.
Copper-Zinc Alloy Contacts: Flat plug contacts made from copper-zinc alloy ensure excellent conductivity and corrosion resistance.
Easy Installation: Simple plug-and-socket design with standard mounting hole dimensions for straightforward fitting.
Signal Light Ready: Designed specifically to connect trailer signal light systems to the vehicle's power supply.

Specifications

3-Pin Connector (Plug) – DIN 72572

Housing Material: Plastic (PP)
Contact Material: Copper-zinc alloy flat plug
Length: 81mm
Diameter: 31mm

3-Pin Socket – DIN 9680

Housing Material: Plastic (PP)
Contact Material: Copper-zinc alloy flat plug
Length: 42mm
Total Width: 61.5mm
Distance Between Mounting Holes: 46mm
Installation Hole Diameter: 26mm

Package Contents

Choose between:

1× 3-Pin Socket OR
1× 3-Pin Connector Plug

Made in China.

Notes

Actual color may vary slightly from images due to monitor and lighting differences.
Please allow a 1–3 cm measuring deviation due to manual measurement.

Frequently Asked Questions

Q: What voltage is this 3-pin trailer connector compatible with?

A: This 3-pin circular trailer plug and socket connector is designed for use with 12V electrical systems, making it ideal for caravans, RVs, boats, trucks, and standard road trailers.

Q: What DIN standards does this trailer connector meet?

A: The 3-pin plug conforms to DIN 72572 and the socket conforms to DIN 9680, ensuring compatibility with standard European trailer wiring configurations for signal and lighting circuits.

Q: Does the package include both the plug and the socket?

A: The listing offers a choice — you will receive either 1× socket or 1× connector plug depending on the option selected at purchase. Please confirm your selection before ordering.

Q: What material are the electrical contacts made from?

A: Both the plug and socket feature flat connection contacts made from copper-zinc alloy, providing excellent electrical conductivity and resistance to corrosion for reliable long-term use.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.