About this item

【Full-featured Diagnostics and Beginner-Friendly】This P350 relay tester is suitable for 9-30V vehicle electrical systems, integrating circuit breaker, digital multimeter, wire tracer and component activator functions; The relay tester 12v car relay tester's intuitive design eliminates the hassle of switching between multiple tools, saving your critical time and simplifying diagnostics for beginners and professionals in various fields such as automobiles, trucks, excavators, and marine vessels
【Intelligent Pathfinding and Rapid Fault Isolation】 When a circuit fault (such as an open circuit or poor contact) causes system failure, the P350 fuse tester's pathfinding function can emit an audible signal; when the car fuse tester, this fuse tester automotive is used with the P181 Pathfinding receiver, it will emit different audible signals at the fault point, achieving rapid and accurate location without damaging lines, eliminating the tedious process of troubleshooting segment by segment
【Professional & Rugged Design】Engineered to withstand the workshop, the P350 circuit tracer combines bendable probes with corrosion-resistant tips for secure access and reliable contact in tight, greasy engine bays; the power tester's shock-resistant ABS housing features smooth, easy-clean surface with anti-slip grips, while the integrated circuit breaker provides instant overload protection; Every detail, from probe to case of this probe tester, is built for durability and effortless operation
【Comprehensive Battery Health & System Analysis】The P350 automotive relay tester performs specialized load, start-up, and charge tests that go beyond simple voltage readings; these tests, run by the automotive circuit tester, analyze real-time voltage fluctuations (0-150V), ripple current, and cranking performance under actual engine load; the results provide a complete diagnostic report on battery condition and charging system efficiency to prevent roadside failures
【Active Component Testing & Circuit Verification】 After analyzing the system status, you can directly use the P350 automotive tool to test and activate components such as the fuel pump, solenoid valves, headlights, and cooling fans by simply applying power or ground from the probe tips, without the need for jumpers; Furthermore, you can use the circuit breaker finder tool's built-in continuity test and diode test modes to quickly verify circuit integrity and component functionality