Diagnostic & Testing

Tool Aid 28200 12/24/42 Volt Circuit Tester. For use with 12, 24 and 42 volt Hybrid systems Computer safe, draws 3 milliamps at 12 volts Has two (2) LED's foe easy voltage identification: blue for...

Pro kit includes 5 new adapters, greatly expanding relay testing capability 3 new adapters for testing shielded relays 2 adapters allows

Kit Makes Testing Relays or Live Circuits Quick and Easy. Extends the Functionality of a DMM. Turns All Fuse and Relay Boxes into Test Points. Includes 8 Jumpers to fit most popular relays. Includes...

Unit is designed for use with digital multimeters,lab scopes or graphing meters. With 1000 Amp capabiltiy, this instrument can be used to test starting and charging systems. It can even be used to...

DC Amps 0-6A, 60A (resolution .01A). AC Amps 0-6A, 60A (resolution .01A). Compatible with many lab scopes and graphing multimeters. Use to gene

35 Test Ranges Auto-Ranging 8 Tests: Amps, Volts, Ohms, Frequency, Capacitance, Duty Cycle, Continuity, and Diode Test Continuity Beep Measures Low Amps Down to 10 Millamps, High Amps, Up to 200...

High quality unit with 37 test ranges and 10 testing functions - high current capability, good for starting/charging diagnostics Auto power-off, Auto-ranging, Data Hold - Built-in Temp readings...

The ESI 585K comes with a zippered soft storage case to protect and store the digital multi-meter and all the accessories. Includes two sets of test leads, RPM pick-up, temperature probe, protective...

20 test ranges DC/AC Volts Fuse Protected Diode and Transistor tests

High intensity laser beam not affected by shop light detects RPM from up to 6 ft away Simple operation - just aim at reflective mark to get RPM Memory function saves max & min RPM ratings Great tool...

EZ Tach +PLUS Features: Versatile instrument can measure RPM on a wide variety of engines from string trimmers to automotive. Reads engine revolutions from 0 to 20,000 RPM Picks up RPM signal...

Fuse Buddy Tester - ATC Blade Blowing Fuses Plug in the FUSE BUDDY and read the circuit amperage draw. FUSE BUDDY can test the circuit amperage draw up to 20 amps. Original fuse is replaced in-line...