Gunson Automotive Earth Checker
Gunson earth checker tool for vehicle electrical diagnostics. Plugs into 12V socket, includes probe & clips for test lights/meters.
The Gunson Automotive Earth Checker is an essential diagnostic tool for overcoming a common challenge in modern vehicle maintenance. Many of today's cars use trim and body panels that can disguise or interfere with proper electrical earthing points, making fault-finding difficult.
This compact and versatile device plugs directly into your vehicle's 12-volt accessory socket (cigarette lighter), providing a reliable, independent earth connection for your testing equipment. It comes complete with both a probe and crocodile clips, offering flexibility for different testing scenarios.
You can use the earth checker in conjunction with a standard test light or a multimeter, allowing you to quickly and safely trace electrical faults, check for continuity, and verify circuit integrity. By establishing a known-good earth, it eliminates guesswork and helps you diagnose issues with lights, sensors, switches, and other automotive electrical components efficiently.
Its robust construction and simple plug-and-play operation make it a valuable addition to any mechanic's toolbox or a keen DIYer's garage. Save time and frustration on electrical diagnostics with this practical and effective tool.
Need larger quantities? Need additional quantities? Get in touch and we'll arrange it for you.
Always follow local regulations and product guidance.
Free standard delivery on UK mainland orders. Express delivery options and international shipping available at checkout.
We offer a 30-day money-back guarantee on most products. For faulty items, contact us within 14 days for a replacement or refund.
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