12V Universal Automotive Relay Tester with LED Diagnostic Indicators
Original price was: $36.86.$23.96Current price is: $23.96.
Introducing the Ultimate 12V Car Relay Diagnostic Tool
Ensure the proper functioning of your vehicle’s electrical system with our 12V Universal Automotive Relay Tester. This easy-to-use diagnostic tool provides instant feedback on the condition of your automotive relays, making it an essential addition to any mechanic’s or car enthusiast’s toolkit. Equipped with LED diagnostic indicators, this relay tester simplifies the process of identifying faulty relays, ensuring your car operates smoothly without electrical interruptions.
Key Features of the 12V Universal Automotive Relay Tester
Our 12V Universal Automotive Relay Tester is built for efficiency and accuracy, offering a comprehensive solution for diagnosing relay issues in any vehicle. Here’s why this tool stands out:
- LED Diagnostic Indicators: Provides instant visual feedback with a green LED for successful tests and a red LED for detecting irregularities or faults.
- Universal Compatibility: Works seamlessly with both 4-pin and 5-pin automotive relays, covering the most common types found in vehicles.
- Simple Connection: Easily attach the black alligator clip to the negative terminal and the red clip to the positive terminal of a 12V car battery for quick testing.
- Durable Construction: Made from high-quality ABS material, the tester is built to withstand frequent use while maintaining its precision and reliability.
When and Why to Use This Relay Tester
This 12V Universal Automotive Relay Tester is best used during vehicle maintenance or when experiencing electrical problems, such as unresponsive lights, malfunctioning starters, or issues with other electrical components. By quickly diagnosing potential relay faults, this tool helps prevent larger issues from developing, ensuring that your car’s electrical system remains in optimal condition. Whether you’re a professional mechanic or a DIY car enthusiast, this tool makes relay testing quick, easy, and reliable.
What Makes This Relay Tester Special?
The precision and ease of use of our 12V Universal Automotive Relay Tester set it apart from other diagnostic tools. Unlike generic testers, this relay tester delivers detailed results by analyzing both pin configurations and relay functionality. The LED indicators offer real-time feedback, helping you instantly determine whether your relay is working properly or requires replacement. This reliable tool eliminates the guesswork involved in troubleshooting electrical issues, making it an all-in-one solution for relay testing.
Benefits of Using the 12V Universal Automotive Relay Tester
Our relay tester provides several key advantages that make it indispensable for anyone maintaining or repairing vehicles:
- Prevent Costly Repairs: Identifies faulty relays before they cause significant damage to the vehicle’s electrical system, potentially saving you from expensive repairs.
- Fast, Accurate Diagnostics: LED indicators give clear results in seconds, so you can diagnose and fix issues quickly.
- Eliminates Guesswork: Offers precise and consistent results, ensuring you can trust the outcome of every test.
- Portable and Compact: Lightweight and easy to store, making it convenient to carry with you for on-the-go diagnostics.
Technical Specifications of the Automotive Relay Tester
- Material: ABS (Acrylonitrile Butadiene Styrene) for durability
- Weight: 240g
- Dimensions: 10.5cm (L) x 6cm (W) x 2.5cm (H)
- Power Source: 12V car battery (operates within a range of 11V-15V)
- Coil Resistance: Suitable for relays with coil resistance above 20 ohms
Ensure Optimal Vehicle Performance with the Right Tools
Don’t let faulty relays disrupt your vehicle’s electrical system. The 12V Universal Automotive Relay Tester with LED Diagnostic Indicators is the perfect solution for quick and accurate diagnostics. Keep your car running smoothly by testing relays regularly and ensuring they are functioning properly. Add this must-have tool to your collection today and maintain your vehicle’s performance with ease!
User Reviews
Be the first to review “12V Universal Automotive Relay Tester with LED Diagnostic Indicators”

Original price was: $36.86.$23.96Current price is: $23.96.
There are no reviews yet.