Unlike passive tools, our device actively simulates real-world load conditions and cycles relays rapidly to catch intermittent faults. Get instant, accurate red or green light results without complex multimeters.
Pinpoint Electrical Failures in Seconds
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First Benefit
Instant Results
Green or red lights indicate relay status.
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Second Benefit
Precision Testing
Simulates load to catch intermittent faults.
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Third Benefit
Universal Fit
Compatible with most standard automotive relays.
