Probes & Circuit Testers (29 items)

Suitable for 6-24V DC circuits. Knurled brass body with test light. Probe tip is covered with protective brass screw cap. Tester illuminates when voltage is present. Supplied with cable and alligat...

Identifies polarity of circuit being tested on LCD display, red for positive and green for negative. LCD meter draws minute currents making this tool safe to use around delicate electronic componen...

Suitable for testing 6, 12 and 24V DC circuits. Insulated, pointed probe tests through wire insulation. Supplied with 1.5m cable and crocodile earth clamp.Model NoAK402Nett Weight:0.11Kg

Probe tool allows continuity and polarity tests to be carried out quickly and efficiently on 6, 12 and 24V systems. Polarity indicated by red/green LEDs respectively. Supplied with 1.5m cable and s...

Suitable for testing electrical circuits from 3 to 48V DC. Integral, spring loaded, pointed probe for testing through insulation. Twin LEDs indicate live circuit and polarity. Supplied with 0.9m ca...

Suitable for 6, 12, 24 and 48V DC circuits. LED array indicates polarity and voltage range. Supplied with 850mm cable and crocodile earth clamp.Model NoAK407Nett Weight:0.03Kg

Suitable for testing DC circuits with voltages between 3 and 28V. No earth clips to get tangled - simply contact the wire to be tested and touch your finger on bare metal ground to get a reading. T...

Checks continuity of blade-type automotive fuses, in or out of fuse holder. Green LED indicates fuse is OK. Also simplifies the removal of faulty fuses.

Find short and open circuits fast and easily. Simply attach the sender unit to the circuit and follow the wires using the detector. Ideal for automotive repairs. Suitable for all DC circuits up to ...

Micro fuse holder for quick and easy installation of an accessory circuit. Simply remove an existing fuse and insert the fuse holder. Contains two fuse slots, one for the vehicles existing fuse and...

Micro II fuse holder for quick and easy installation of an accessory circuit. Simply remove an existing fuse and insert the fuse holder. Contains two fuse slots, one for the vehicle's existing fuse...

Mini fuse holder for quick and easy installation of an accessory circuit. Simply remove an existing fuse and insert the fuse holder. Contains two fuse slots, one for the vehicles existing fuse and ...

Standard fuse holder for quick and easy installation of an accessory circuit. Simply remove an existing fuse and insert the fuse holder. Contains two fuse slots, one for the vehicles existing fuse ...

Independent garages are now seeing a marked increase in hybrid and electric vehicles being presented to them for service and repair work. Change in the design of vehicle powertrains in recent years...

A brilliant tool for the auto electrician and mechanic. Fitted with 4.8m cable allowing access to the rear of the vehicle and supplied with instructions. Carry out the following tests on systems fr...