# Eacalyc E3 7-pin trailer plug and socket

The Eacalyc E3 is a 7-pin trailer plug and socket set for connecting a vehicle’s lighting signals to a trailer. Its listed aluminium and brass construction and stated European-style N-type fit make it relevant for compatible towing setups, but confirm the wiring standard before purchase.

- [Original product page](https://bargainpostbox.co.uk/product/eacalyc-e3-7-pin-trailer-plug-socket)
- [View offer](https://bargainpostbox.co.uk/visit/eacalyc-e3-7-pin-trailer-plug-socket)
- Market: UK
- Language: en-GB
- Currency: GBP
- Brand: Eacalyc
- Model: E3
- Category: Cars & Motorcycles > Vehicle Accessories
- Price: 7.79 GBP
- Previous price: 9.74 GBP
- Discount: 20%
- Price checked: 2026-11-13T05:50:24.455Z
- Rating: 4.2 / 5
- Reviews: 68

Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store.

## At a glance

- Seven-pin male plug and female socket are listed as a set.
- The listing specifies a 12V DC connection and European-style N-type compatibility.
- Plug-and-play installation is claimed, with no cutting or splicing required.
- The description supplies a pin-by-pin wire colour and lighting-function configuration.

## Pros

- Includes both plug and socket according to the package description, useful when replacing both connection halves.
- A stated pin-by-pin wiring configuration can help identify the intended lighting circuits during installation.
- The listing says the design avoids cutting or splicing.

## Specifications

### Identity
- Brand: Eacalyc
- Model: E3
### Materials and protection
- Material listed: Aluminium, Brass

## Before you buy

- The title and feature text claim waterproofing, while the description does not provide an ingress rating or test details. Confirm that the connector and its installation suit the exposure expected in your towing setup.

## A good fit for

- Owners replacing a compatible European-style N-type 7-pin trailer plug and socket.
- DIY installers who can verify the wiring configuration and vehicle-to-trailer fit.

## Less suited to

- Buyers needing a different pin arrangement or wiring standard.
- Anyone requiring a documented waterproof rating or independently confirmed fitment.

## Customer feedback

Only aggregate star ratings are supplied, without written customer feedback. The distribution is weighted towards higher ratings but includes lower ratings too, so it cannot establish specific strengths, faults or fitment outcomes. Check the N-type wiring and installation details against your own setup.

## Frequently asked questions

### What is included in the Eacalyc E3 set?
The product description lists one 7-pin metal trailer plug with a rubber boot and one 7-pin metal trailer socket.
### Which wiring type is it listed for?
The feature text describes compatibility with a European-style 7-pin N-type socket. Check that this matches your vehicle and trailer wiring before ordering.
### What voltage is specified?
The description specifies 12V DC.
### Does the listing provide a wiring guide?
Yes. It lists pin numbers, wire colours and corresponding lighting or earth functions. Confirm the configuration against your own vehicle and trailer.

## Alternative options

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- [SPARKMOTO 7 Pin Trailer Metal Plug, 12V 7 Pin Metal Trailer Plug Aluminium Male Trailer Plug Waterproof 7Pole Towing Plug Trailer Wiring Connector Plug For Semitrailers Caravan RV Cars\(Rubber Cap\)](https://bargainpostbox.co.uk/visit/eacalyc-e3-7-pin-trailer-plug-socket)
- [BEIJISTAR 7 Pin Trailer Metal Plug Socket Kit with Rubber Gasket and Metal Mounting Bracket, 12V Waterproof Trailer Plug Socket Connector, for Truck RV Cars Boat Trailer \(Aluminium Alloy\)](https://bargainpostbox.co.uk/visit/eacalyc-e3-7-pin-trailer-plug-socket)
- [DARKGUARD 7pin Trailer Socket 12v,1Piece 7pin Female Trailer Connector W/Waterproof Seal,7pin Trailer Adapter,ISO1724,7pin Towing Socket,Caravan Car Towing Socket for Van Camion RV Towbar \(DG75S-1\)](https://bargainpostbox.co.uk/visit/eacalyc-e3-7-pin-trailer-plug-socket)

## Images

![Eacalyc E3 7-pin trailer plug and socket — 1](https://bargainpostbox.co.uk/i/Mrilsybw0lC8oMtee4ziaI7ZWxUjuQwj-4BIQX8PSnGowLMmQxhBR8xmUJPdIdhuZH3C7cmbFu2SbZhUmOtGu_p0bSvSkCtqFU6W9HOX0rzEBHwlTQT6Y5DA.jpg)

![Eacalyc E3 7-pin trailer plug and socket — 2](https://bargainpostbox.co.uk/i/N9oyYIBN2XX8iXRO0E4xxdRDtaXvAorYMGZRhgHWCt9N2f8EbMYlCGjcgTteuzx1hxgWFRkfbOKG-jCVofHrXm2eUjxu9Qxsu8WkKmumDR-6AeeenhrMbdOe.jpg)

![Eacalyc E3 7-pin trailer plug and socket — 3](https://bargainpostbox.co.uk/i/drsEkfauI9xs2F6T0aPyd4xTG38HymLkoxI4KUgIxycVh5C_Sk3Ny1jR0sTKhh39pe92PPyhtaotWUEUfrPMbaL_-fFqICy85hmuwgrG1AHK4ku6GTiVwnwp.jpg)

![Eacalyc E3 7-pin trailer plug and socket — 4](https://bargainpostbox.co.uk/i/iKBgSxx-AlQsSTc1w764KaIbUAQ01hnprf_Wm10idNHgJyBd5rtZc2kqzFN642-xaMOL4Pornio8V6iHp1egjao-SzReNtlxZKF7Gj7WX02_wFTDS0gYIarf.jpg)

![Eacalyc E3 7-pin trailer plug and socket — 5](https://bargainpostbox.co.uk/i/KFu3R2Vn16ce4uxD2gxpn0HDBwjGSthLll00aaR8B_akNHOUpe1njcFLNyjIOAwZKBIXBXI4PIyHt6lsbATY_J1PHXO27-OOtWlFrLHOu8HfwsdoZD_WwseO.jpg)

![Eacalyc E3 7-pin trailer plug and socket — 6](https://bargainpostbox.co.uk/i/m60WrkHu_ltjKNhyq8McaJLNI9TRHwNVb2V0gf9wUt6tc5nho4C9J5Brvkvs0MQvhTQeQlqVOVXIieLg8z6DUSQfi-FrzsnqJx2A3OlLvJJED1EAnvDJPn5S.jpg)

![Eacalyc E3 7-pin trailer plug and socket — 7](https://bargainpostbox.co.uk/i/6vLIQH24vmEsQiqVeTWSn_HKzn9zBq3vWxaMSwZWg_EgClMnjkzlyRhPBSyTADyN9hGfd6vu9awCdVaYE04j4-OZUcWi0oQAzixQqqqfULVzPuArnouvK8BU.jpg)