---
product_id: 124821339
title: "Maypole 12V 7 Way Bypass Relay with Audible Buzzer Trailer and Caravan Towing Electrics, Black"
brand: "ab tools"
price: "€ 62.75"
currency: EUR
in_stock: true
reviews_count: 8
category: "Ab Tools"
url: https://www.desertcart.hr/products/124821339-maypole-12v-7-way-bypass-relay-with-audible-buzzer-trailer
store_origin: HR
region: Croatia
---

# Direct 12V power feed Audible buzzer alerts 7-way bypass relay for trailers Maypole 12V 7 Way Bypass Relay with Audible Buzzer Trailer and Caravan Towing Electrics, Black

**Brand:** ab tools
**Price:** € 62.75
**Availability:** ✅ In Stock

## Summary

> 🚛 Tow Smart, Tow Smooth – Never Miss a Signal!

## Quick Answers

- **What is this?** Maypole 12V 7 Way Bypass Relay with Audible Buzzer Trailer and Caravan Towing Electrics, Black by ab tools
- **How much does it cost?** € 62.75 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hr](https://www.desertcart.hr/products/124821339-maypole-12v-7-way-bypass-relay-with-audible-buzzer-trailer)

## Best For

- ab tools enthusiasts

## Why This Product

- Trusted ab tools brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Audible Buzzer Alerts:** Stay informed with built-in buzzer notifications for towing system status.
- • **Seamless Modern Towing:** Compatible with the latest vehicles and LED trailers for hassle-free towing.
- • **Direct Battery Power Boost:** Powers trailer lights straight from your vehicle’s battery for consistent brightness.
- • **Discreet Boot Installation:** Compact design fits neatly in your vehicle’s boot, keeping your setup clean and professional.
- • **Eliminate LED Flicker & Errors:** Say goodbye to strobing and dashboard glitches caused by LED trailer lights.

## Overview

The AB Tools Maypole 12V 7 Way Bypass Relay is a compact, easy-to-install device designed to eliminate LED trailer light errors such as flickering and dashboard warnings. It powers trailer lights directly from the vehicle battery, ensuring reliable illumination and compatibility with modern vehicles. Featuring an audible buzzer and discreet boot mounting, it’s the essential upgrade for professional-grade towing performance.

## Description

This smart relay will fix errors caused by modern LED lights on trailer and carvans. Eliminated flickering, strobing, fast flashing indicators and dashboard errors often caused by LED lights on modern cars. Fitted in the back of the tow vehicle it is connected between the towing socket and the car. Requires a 12v feed from the battery or fusebox. Takes the signal from the vehicle electrics and then powers the trailer/caravan lights as required from the vehicle battery. Easy to wire see image for wiring diagram.

Review: Easy for a DIyer - Great. Easy to follow instructions. Fitted to my 08 Mondeo titanium x
Review: dos the job - it ok but not go to wire up

## Features

- Fixes strobing & errors from LED lights.
- Powers lights directly from the vehicle battery.
- Allows modern vehicles to tow LED trailers.
- Fitted in the vehicle boot.
- Requires a 12v feed from battery or fusebox.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Manufacturer | AB Tools |
| Brand | AB Tools |
| Product Dimensions | 8 x 5 x 3 cm; 125 g |
| Manufacturer reference | TR186A |
| Manufacturer part number | TR186A |
| Lift type | Automatic |
| Item Weight | 125 g |

## Product Details

- **Connector type:** Screw
- **Contact type:** Normally Open
- **Current rating:** 12 Amps
- **Mounting type:** Screw Mount
- **Brand:** AB Tools

## Images

![Maypole 12V 7 Way Bypass Relay with Audible Buzzer Trailer and Caravan Towing Electrics, Black - Image 1](https://m.media-amazon.com/images/I/717hFkm3ZKL.jpg)

## Questions & Answers

**Q: Will this work on a Drive Sportrider  Mobility scooter**
A: i think they could be too large .

## Customer Reviews

### ⭐⭐⭐⭐⭐ Easy for a DIyer
*by S***S on 10 November 2020*

Great. Easy to follow instructions. Fitted to my 08 Mondeo titanium x

### ⭐⭐⭐ dos the job
*by D***R on 26 October 2022*

it ok but not go to wire up

### ⭐⭐⭐⭐⭐ Bypass relay
*by C***E on 16 February 2020*

The item was just what I was wanting.

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**Shop now:** [https://www.desertcart.hr/products/124821339-maypole-12v-7-way-bypass-relay-with-audible-buzzer-trailer](https://www.desertcart.hr/products/124821339-maypole-12v-7-way-bypass-relay-with-audible-buzzer-trailer)

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*Product available on Desertcart Croatia*
*Store origin: HR*
*Last updated: 2026-05-22*