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Black Draper ETRT relay tester with multiple sockets, red and black cables, and alligator clips.

Draper ETRT 12v/24v Automotive Relay Tester

by Draper

£42.90from 3 retailers
GTIN05059482072628
EAN5059482072628
MPNETRT
Prices updated 7 Jun 2026

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Product Description

The Draper ETRT 12v/24v Automotive Relay Tester is a diagnostic tool designed for testing 4-pin and 5-pin automotive relays in both 12V and 24V vehicle systems. This relay tester enables mechanics and auto electricians to quickly identify faulty relays, helping to diagnose electrical problems efficiently in workshops or mobile service environments. The unit features an easy-to-read LED indicator display that provides clear visual feedback during testing, allowing users to distinguish between functioning and defective relays at a glance. Powered directly from the vehicle battery, the tester requires no separate power source, making it convenient for roadside diagnostics and workshop use. The 1,500mm positive and negative leads provide ample reach for testing relays in various locations within the engine bay. An included adaptor extends the tester's capability to larger 5-pin relay configurations, ensuring compatibility with a wide range of automotive relays found in cars, vans, and light commercial vehicles. The compact dimensions of 140 x 90 x 35mm and lightweight 296g construction make this relay tester a practical addition to any automotive toolkit. Features and Benefits: • LED indicators for clear pass/fail diagnostics • Tests both 4-pin and 5-pin automotive relays • Compatible with 12V and 24V vehicle systems • Powered directly from vehicle battery for convenience • Includes relay adaptor for larger relay configurations • 1,500mm lead length provides excellent reach Specifications: Power supply: 12V or 24V vehicle battery Relay configuration: 4-pin and 5-pin Positive/negative lead length: 1,500mm Adaptor relay configuration: 5-pin Adaptor relay lead length: 160mm Dimensions: 140 x 90 x 35mm Weight: 296g Contents: 1 x 12V/24V Relay Tester

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