Circuit/voltage Testers

Heavy-duty voltage and continuity tester designed for any number of jobsite applications. Sperry Instruments unique design allows for convenient single hand testing of outlets when the probes are...

Heavy-duty voltage and continuity tester designed for any number of jobsite applications. Sperry Instruments unique design allows for convenient single hand testing of outlets when the probes are secured side-by-side on the tester housing. Just insert the probes into the outlet and if voltage is present the neon indicators will glow.Unit: CD1

The stop shock II circuit analyzer makes it easy to test gfci receptacles and determine the appropriate wiring correction needed. This GFCI tester uses advanced circuitry and a patent-pending...

The stop shock II circuit analyzer makes it easy to test gfci receptacles and determine the appropriate wiring correction needed. This GFCI tester uses advanced circuitry and a patent-pending proprietary design to precisely detect the required low resistance (less than 10 Ohms) on ground wire and provides a clear and easy-to understand single led readout indication for correct wiring or bad ground, open neutral, hot/gnd reverse, hot/neu reverse and open hot wiring errors without the need to...

Sperry Instruments Smart Multi Meter, Measuring Functions: AC Voltage, Continuity, DC Voltage, Diode Test, Resistance, Display Type: Digital, Power Source: Battery, ABS, Yellow, Dimensions: 7 in...

Sperry Instruments Smart Multi Meter, Measuring Functions: AC Voltage, Continuity, DC Voltage, Diode Test, Resistance, Display Type: Digital, Power Source: Battery, ABS, Yellow, Dimensions: 7 in LUnit: EA

From mechanical to electrical, this three function unit is ideal for multiple applications. It tests both AC and DC voltages from 12 to 250 V and verifies continuity in un-energized circuits.Unit:...

From mechanical to electrical, this three function unit is ideal for multiple applications. It tests both AC and DC voltages from 12 to 250 V and verifies continuity in un-energized circuits.Unit: CD 1

A non-contact voltage tester serves as a key component in any electrical toolkit, allowing the user to verify the presence of AC voltage prior to working on an electrical installation or during...

A non-contact voltage tester serves as a key component in any electrical toolkit, allowing the user to verify the presence of AC voltage prior to working on an electrical installation or during troubleshooting without requiring physical contact with live electrical conductors. Engineered to specifications required by professional electricians the Sperry Instruments VD6508 non-contact voltage detector features both audible (beeping) and visual (360 deg flashing red light) indicators to alert...

A non-contact voltage tester serves as a key component in any electrical toolkit, allowing the user to verify the presence of AC voltage prior to working on an electrical installation or during...

A non-contact voltage tester serves as a key component in any electrical toolkit, allowing the user to verify the presence of AC voltage prior to working on an electrical installation or during troubleshooting without requiring physical contact with live electrical conductors. Engineered to specifications required by professional electricians the Sperry Instruments VD6509 adjustable non-contact voltage detector allows for sensitivity adjustments in multiple-wire applications when precision and...

Engineered to specifications required by professional electricians the innovative 2-in-1 dualcheck tester from sperry instruments saves you time and money, while providing quality you can trust....

Engineered to specifications required by professional electricians the innovative 2-in-1 dualcheck tester from sperry instruments saves you time and money, while providing quality you can trust. This patent-pending dual-ended tester incorporates 2 of the most popular testers used by electricians, inspectors, technicians and homeowners into a single unit. Engineered with an exclusive design and latest technology gfci outlet tester on one end and a 50 to 1000 VAC non-contact voltage tester on...

Multi-function tool indicates voltage level, tests continuity and includes non-contact AC voltage detection. The Volt Check integrates many functions required for installations and trouble-shooting...

Multi-function tool indicates voltage level, tests continuity and includes non-contact AC voltage detection. The Volt Check integrates many functions required for installations and trouble-shooting into one heavy-duty tool. This Smart Meter easily adjusts to the required application without the need to adjust any dials. The integrated Circuit Alert technology for non-contact AC voltage detection uses the only button found on the test unit! Move from continuity testing to AC or DC voltage...

For testing electric circuits from 90 to 600 volt. Detects presence of power on either AC or DC circuits. Identifies circuit conductors.Unit: EA

For testing electric circuits from 90 to 600 volt. Detects presence of power on either AC or DC circuits. Identifies circuit conductors.Unit: EA

Test AC/DC voltage from 120 - 480 volts, 50-60 Hz and DC polarity. Dual voltage indication: solenoid vibration and neon bulb. Neon bulb indicates DC polarity. Probes lock together for one handed...

Test AC/DC voltage from 120 - 480 volts, 50-60 Hz and DC polarity. Dual voltage indication: solenoid vibration and neon bulb. Neon bulb indicates DC polarity. Probes lock together for one handed testing of standard outlets, separate for up to 4' reach. Tests outlets, panels, switches, circuit breakers and light fixtures. UL Listed.Unit: CD 1

Wilmar Multimeter Tester, Accuracy: +/-0.5 %, Display Type: LCD, Digital, Power Source: Battery, Power Supply: 9 VUnit: EA

Wilmar Multimeter Tester, Accuracy: +/-0.5 %, Display Type: LCD, Digital, Power Source: Battery, Power Supply: 9 VUnit: EA