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12V Electronic Relay Tester Diagnostic Auto Car Battery Checker Automotive Tool

12V Electronic Relay Tester Diagnostic Auto Car Battery Checker Automotive Tool

Regular price $15.99 AUD
Regular price Sale price $15.99 AUD
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The 12V Electronic Relay Tester is a portable diagnostic tool designed to quickly determine the health of automotive relays by testing their contact function and internal coil. It serves as a "go/no-go" indicator, often eliminating the need for complex manual testing with a multimeter. [1, 2, 3, 4]
Key Features & Functionality
  • LED Indicators: Provides instant visual feedback—a Green LED indicates the relay is functioning normally, while a Red LED signals a fault.
  • Dual Compatibility: Most models feature a switch to toggle between 4-pin and 5-pin relay configurations, covering the three most popular automotive relay types.
  • Automated Testing Cycle: Once triggered, the tool cycles the relay coil multiple times to check for consistent contact closure, opening time, and mechanical inertia.
  • Alligator Clip Power: Typically powered directly by the vehicle's 12V battery via insulated alligator clips, requiring a battery voltage between 11V and 15V for accurate results.
  • Durable Build: Often constructed from high-strength ABS material with heat-resistant components to withstand garage environments
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