Diagnostic & Test Tools

This item is brand-new, factory sealed.Features and Benefits:Designed for and used exclusively by heavy-duty truck and off-road equipment techniciansTests flooded and AGM batteries and starting/charging circuitsCompatible with 24v charging and starting...

This item is brand-new, factory sealed. Automatic safety un-loader knob. Fan cooling offers built-in protection against overheating. Includes 15 second timer and fan override switch for cool down after testing. Compatible with 6V & 12V batteries ...

This item is brand-new, factory sealed.8022 DC Analog Ammeter - 2-3/4 Face, 0-50 AMP DCShunt Type: ExternalFeatures:Simple 2-wire connectionMeter Senses Powers from same connectionIncludes DC shuntBacklit meter faceWARNING: This product can expose you to...

This item is brand-new, factory sealed.DC Analog AmmeterShunt Type: ExternalSimple 2-wire connectionMeter Senses Powers from same connectionIncludes DC ShuntBacklit meter faceWARNING: This product can expose you to chemicals including...

This item is brand-new, factory sealed.DC Analog AmmeterShunt Type: ExternalSimple 2-wire connectionMeter Senses Powers from same connectionIncludes DC ShuntBacklit meter faceWARNING: This product can expose you to chemicals including...

This item is brand-new, factory sealed.Mini Clamp MultimeterClamp allows measurement of AC and DC current in wires without disturbing the circuits or contacting live terminals Auto range simplifies operation: 0.01-400 Amps, 0.001-600 Volts Auto power-off...

This item is brand-new, factory sealed.8402 DC 10 Position with Multi-Function MeterFeatures:Voltage 12 VDC/24 VDCAmperage 100AAll positive, negative and grounding buses installed, fully pre-wired Panels with meters include toggle switch for mounting up...

This item is brand-new, factory sealed.Features and Benefits: 1" dial faceEasy to read -40 degree to +160 degree fahrenheitPocket-clip carrying case for protection and easy accessTemperature testing is a critical part of air conditioning and...

This item is brand-new, factory sealed.Features and Benefits: Quick and accurate way to locate vehicle noiseSpring diaphragm on end of hose amplifiies noiceIncludes two hose endsLong rod helps pinpoint noises in hard-to-access areasShort adapter helps...

This item is brand-new, factory sealed.OTC 6589 Electronic Ignition Spark Tester Electronic ignition spark tester Check for spark on gasoline engines Used in import and domestic cars trucks plus small engines Lifetime limited warranty Brand:...

This item is brand-new, factory sealed.Features and Benefits: For pressurizing Cooling Systems All metal construction For vehicles with small, deep necks Use with CTA #7050 Pressure Tester Compatible with other Pressure Tester brandsRadiator Adaptor. For...

This item is brand-new, factory sealed. Tests automotive pressurized cooling systems up to 30 PSI Kit includes pump with gauge, 12 hose and cap adapter to check 3/4 deep filler necks, 1/4 Spacer Washer for testing 1 deep filler necks, plus 3 Radiator...