Electrical Testers | Surplus Network

Fluke ST120+ GFCI Socket Tester with Audible Beeper Electrical Outlet Tester NEW

Fluke ST120+ GFCI Socket Tester with...

$13.97 USD

Fluke ST120+ GFCI Socket Tester with...

$13.97 USD

Socket Tester with GFCI check. Receptacle Tester for Standard AC Outlets

Socket Tester with GFCI check....

$7.99 USD

Socket Tester with GFCI check....

$7.99 USD

NEW - The Digi Sync - DS3 Ver 3.1 - Pro Digital Throttle Body Carb Sync Tool

NEW - The Digi Sync - DS3 Ver 3.1 -...

$95.95 USD

NEW - The Digi Sync - DS3 Ver 3.1 -...

$95.95 USD

HANMATEK 12~1000V AC Electrical Tester Pen Sensitivity Electrical Non-Contact

HANMATEK 12~1000V AC Electrical...

$13.99 USD

HANMATEK 12~1000V AC Electrical...

$13.99 USD

UNI-T 90~1000V Non-Contact AC Electrical Tester Pen Voltage Detector With LED

UNI-T 90~1000V Non-Contact AC...

$13.99 USD

UNI-T 90~1000V Non-Contact AC...

$13.99 USD

LED AC Electric Voltage Power Detector Sensor Tester Non-Contact Pen 12-1000V

LED AC Electric Voltage Power...

$13.99 USD

LED AC Electric Voltage Power...

$13.99 USD

USB Type-C Meter Tester Digital Multimeter Current Voltage Power Detector +Cable

USB Type-C Meter Tester Digital...

$19.98 USD

USB Type-C Meter Tester Digital...

$19.98 USD

Milwaukee 2203-20 10-1000Ṽ Dual Range Voltage Detector (A6)

Milwaukee 2203-20 10-1000Ṽ Dual...

$19.98 USD

Milwaukee 2203-20 10-1000Ṽ Dual...

$19.98 USD

USB Type-C Digital Meter Tester Multimeter Current Voltage Power Capacity &Cable

USB Type-C Digital Meter Tester...

$19.98 USD

USB Type-C Digital Meter Tester...

$19.98 USD

Klein Tools RT250 GFCI Receptacle Tester with LCD Display, for 120V Outlets

Klein Tools RT250 GFCI Receptacle...

$23.65 USD

Klein Tools RT250 GFCI Receptacle...

$23.65 USD

GME Professional In-Circuit ESR Capacitance Meter Capacitor Tester USA Support

GME Professional In-Circuit ESR...

$129.98 USD

GME Professional In-Circuit ESR...

$129.98 USD

UNI-T Digital illuminance Light Meter Lux meter Photometer 0~199,900Lux Fc Test

UNI-T Digital illuminance Light Meter...

$18.27 USD

UNI-T Digital illuminance Light Meter...

$18.27 USD

NEW - The Digi Sync - DS3+ Ver 3.2 - Pro Digital Throttle Body Carb Sync Tool

NEW - The Digi Sync - DS3+ Ver 3.2 -...

$145.95 USD

NEW - The Digi Sync - DS3+ Ver 3.2 -...

$145.95 USD

NEW Milwaukee 2203-20 50-1000 & 10-49 Dual Range Voltage Detector with LED Light

NEW Milwaukee 2203-20 50-1000 & 10-49...

$18.00 USD

NEW Milwaukee 2203-20 50-1000 & 10-49...

$18.00 USD

Klein Tools ET40VP Digital AC/DC Voltage and GFCI Receptacle Electrical Test Kit

Klein Tools ET40VP Digital AC/DC...

$18.00 USD

Klein Tools ET40VP Digital AC/DC...

$18.00 USD

GFCI North American AC Electrical Outlet Receptacles Socket Tester 125V~60H RED

GFCI North American AC Electrical...

$9.99 USD

GFCI North American AC Electrical...

$9.99 USD

Digital Voltmeter Voltage Current Tester Multi Meter Ohmmeter Ammeter OHM DC AC

Digital Voltmeter Voltage Current...

$9.99 USD

Digital Voltmeter Voltage Current...

$9.99 USD

HABOTEST HT107B Outlet Tester w/ GFCI Test 110V Electric Wall Plug Socket US

HABOTEST HT107B Outlet Tester w/ GFCI...

$12.99 USD

HABOTEST HT107B Outlet Tester w/ GFCI...

$12.99 USD

Digital Voltmeter Voltage Electric Tester Volt Detector Test Pen AC Non Contact

Digital Voltmeter Voltage Electric...

$15.99 USD

Digital Voltmeter Voltage Electric...

$15.99 USD

Test Probe Leads 10 Feet Retractable Reel 18 Gauge Alligator Clips 10ft 3 Wire

Test Probe Leads 10 Feet Retractable...

$14.26

Test Probe Leads 10 Feet Retractable...

$14.26

Klein Tools Dual Range NCVT and GFCI Receptacle Tester Electrical Test Kit NCVT5

Klein Tools Dual Range NCVT and GFCI...

$19.99 USD

Klein Tools Dual Range NCVT and GFCI...

$19.99 USD

Gardner Bender GVT-392 Solenoid Voltage Tester, 120 - 480 V & DC Polarity, New

Gardner Bender GVT-392 Solenoid...

$19.99 USD

Gardner Bender GVT-392 Solenoid...

$19.99 USD

Milwaukee Tool 2200-20 Voltage Detector

Milwaukee Tool 2200-20 Voltage Detector

$19.99 USD

Milwaukee Tool 2200-20 Voltage Detector

$19.99 USD

NEW Klein Tools Electronic AC/DC Voltage Tester ET40

NEW Klein Tools Electronic AC/DC...

$19.99 USD

NEW Klein Tools Electronic AC/DC...

$19.99 USD

Milwaukee 2203-20 10-1000V Dual Range Voltage Detector - Red

Milwaukee 2203-20 10-1000V Dual Range...

$19.99 USD

Milwaukee 2203-20 10-1000V Dual Range...

$19.99 USD

Klein Tools CL220VP Premium Meter Electrical Test Kit

Klein Tools CL220VP Premium Meter...

$62.99 USD

Klein Tools CL220VP Premium Meter...

$62.99 USD

NEW Klein Tools AC/DC Voltage And GFCI Receptacle Electrical Test Kit, ET40VP

NEW Klein Tools AC/DC Voltage And...

$14.00 USD

NEW Klein Tools AC/DC Voltage And...

$14.00 USD

Ideal Single Range 50 to 1000V AC NCVT with Flashlight NEW 61-627

Ideal Single Range 50 to 1000V AC...

$14.00 USD

Ideal Single Range 50 to 1000V AC...

$14.00 USD

New Ideal 61-637 24-600V AC Non-Contact Voltage Tester Detector Sealed

New Ideal 61-637 24-600V AC...

$14.99 USD

New Ideal 61-637 24-600V AC...

$14.99 USD

LED AC Electrical Voltage Power Detector Sensor Tester Non-Contact Pen 90-1000V

LED AC Electrical Voltage Power...

$14.99 USD

LED AC Electrical Voltage Power...

$14.99 USD

Klein Tools Electrical Test Kit Digital AC/DC Voltage Tester 12 to 240V AC, 1.5

Klein Tools Electrical Test Kit...

$14.99 USD

Klein Tools Electrical Test Kit...

$14.99 USD

2 ATE PRO HEAVY DUTY PROFESSIONAL 6-12 VOLT CIRCUIT TESTERS PROBE TEST LIGHT

2 ATE PRO HEAVY DUTY PROFESSIONAL...

$14.99 USD

2 ATE PRO HEAVY DUTY PROFESSIONAL...

$14.99 USD

22Pcs Back Probe Kit Multimeter Test Leads Tool Identified Probe For Automotive

22Pcs Back Probe Kit Multimeter Test...

$12.59 USD

22Pcs Back Probe Kit Multimeter Test...

$12.59 USD

Klein Tools NCVT3P Dual Range Non-Contact Voltage Tester, Flashlight, 12-1000V

Klein Tools NCVT3P Dual Range...

$29.99 USD

Klein Tools NCVT3P Dual Range...

$29.99 USD

Klein Tools NCVT-2P Non-Contact Voltage Tester - 12V to 1000V Dual Range - NEW

Klein Tools NCVT-2P Non-Contact...

$21.99 USD

Klein Tools NCVT-2P Non-Contact...

$21.99 USD

Klein Tools ET40VP Digital AC/DC Voltage and GFCI Receptacle Electrical Test Kit

Klein Tools ET40VP Digital AC/DC...

$13.94 USD

Klein Tools ET40VP Digital AC/DC...

$13.94 USD

4-Way Multi Circuit Electrical Tester Detector 120-480V AC/DC Voltage or Outlet

4-Way Multi Circuit Electrical Tester...

$8.29 USD

4-Way Multi Circuit Electrical Tester...

$8.29 USD

3V-12V Digital Electric Circuit Tester Test Light Car Boat Trailer RV Snowmobile

3V-12V Digital Electric Circuit...

$17.99 USD

3V-12V Digital Electric Circuit...

$17.99 USD

Digital Multimeter Auto Range AC DC Voltmeter Ammeter Ohmmeter LCD Tester Meter

Digital Multimeter Auto Range AC DC...

$20.98 USD

Digital Multimeter Auto Range AC DC...

$20.98 USD

Handheld Electric Fence Voltage Tester 600V to 7000V Voltage Measure Garden Tool

Handheld Electric Fence Voltage...

$10.44 USD

Handheld Electric Fence Voltage...

$10.44 USD

UNI-T Mini Digital multimeter AC DC Voltmeter Ohmmeter Temperature NCV Test EBTN

UNI-T Mini Digital multimeter AC DC...

$17.86 USD

UNI-T Mini Digital multimeter AC DC...

$17.86 USD

Buck

Buck's 10' Graphite Jig Fishing Pole

$34.09 USD

Buck's 10' Graphite Jig Fishing Pole

$34.09 USD

Probador De Voltaje Sin Contacto Detector De Voltaje De 12-1000V Ca Prueba NEW

Probador De Voltaje Sin Contacto...

$14.61 USD

Probador De Voltaje Sin Contacto...

$14.61 USD

Klein NCVT-5A - Dual-Range Non-Contact Voltage Tester w/ Laser Pointer - NEW

Klein NCVT-5A - Dual-Range...

$18.98 USD

Klein NCVT-5A - Dual-Range...

$18.98 USD

New Universal Red Replacement Circuit Tester Recoiling Cable with Alligator CLip

New Universal Red Replacement Circuit...

$7.15 USD

New Universal Red Replacement Circuit...

$7.15 USD

Otc 3633 Circuit Tester,6/12V,12 Ft.

Otc 3633 Circuit Tester,6/12V,12 Ft.

$29.75 USD

Otc 3633 Circuit Tester,6/12V,12 Ft.

$29.75 USD

Klein Tools NCVT-5A Dual Range Non-Contact Voltage Tester With Laser Pointer

Klein Tools NCVT-5A Dual Range...

$21.59 USD

Klein Tools NCVT-5A Dual Range...

$21.59 USD

Multi Circuit Electrical Tester Detector 6-380V AC DC Voltage 12V 24V 110V 220V

Multi Circuit Electrical Tester...

$12.95 USD

Multi Circuit Electrical Tester...

$12.95 USD

Digital Multimeter Voltmeter Resistance Capacitance Temp Transistor Tester Meter

Digital Multimeter Voltmeter...

$12.95 USD

Digital Multimeter Voltmeter...

$12.95 USD

12-600V AC Christmas Light Tester Non-Contact Voltage Light Bulb&Fuse Detector

12-600V AC Christmas Light Tester...

$12.05 USD

12-600V AC Christmas Light Tester...

$12.05 USD

Milwaukee 2203-20 10-1000V Dual Range...

$19.80 USD

Milwaukee 2203-20 10-1000V Dual Range...

$19.80 USD

2X LED Digital Voltage Meter DM55-1 AC 110-220V US Plug Voltage Tester Voltmeter

2X LED Digital Voltage Meter DM55-1...

$13.49 USD

2X LED Digital Voltage Meter DM55-1...

$13.49 USD

Klein Tools ET40VP Voltage Tester Kit, GFCI Tester, AC/DC Voltage Tester

Klein Tools ET40VP Voltage Tester...

$15.50 USD

Klein Tools ET40VP Voltage Tester...

$15.50 USD

Klein Tools NCVT1P Non-Contact Voltage Tester Pen, 50 to 1000V AC

Klein Tools NCVT1P Non-Contact...

$19.00 USD

Klein Tools NCVT1P Non-Contact...

$19.00 USD

Voltage Tester TN-213 Non-Contact Voltage Tester Electrical Tester AC 12V-

Voltage Tester TN-213 Non-Contact...

$21.63 USD

Voltage Tester TN-213 Non-Contact...

$21.63 USD

Milwaukee 2200-20 Voltage Detector Batteries Included

Milwaukee 2200-20 Voltage Detector...

$18.49 USD

Milwaukee 2200-20 Voltage Detector...

$18.49 USD

Gardner Bender GTK-2 Safety Kit, Non-Contact Voltage Tester & Outlet/GFCI Tester

Gardner Bender GTK-2 Safety Kit,...

$12.00 USD

Gardner Bender GTK-2 Safety Kit,...

$12.00 USD

Electric Fence Voltage Tester 8 Neon Lights Maximum 12KV Waterproof ZN FD

Electric Fence Voltage Tester 8 Neon...

$11.53 USD

Electric Fence Voltage Tester 8 Neon...

$11.53 USD

Klein Tools NCVT-1 50 to 1000 Volts Non-Contact Tester Laser Voltage (w12)

Klein Tools NCVT-1 50 to 1000 Volts...

$8.00 USD

Klein Tools NCVT-1 50 to 1000 Volts...

$8.00 USD

NLBA1-PRO Laptop Battery Analyzer Tester Charger Discharger Repair Tool

NLBA1-PRO Laptop Battery Analyzer...

$449.00 USD

NLBA1-PRO Laptop Battery Analyzer...

$449.00 USD

US 3 Phase Sequence Rotation Tester Indicator Detector Meter LED Buzzer Tool Kit

US 3 Phase Sequence Rotation Tester...

$21.27 USD

US 3 Phase Sequence Rotation Tester...

$21.27 USD

10' Graphite Jig Fishing Pole EVA...

$37.98 USD

10' Graphite Jig Fishing Pole EVA...

$37.98 USD

Bulb Tester Christmas Light String Tool Non Contact Voltage Finder Meter Light

Bulb Tester Christmas Light String...

$13.59 USD

Bulb Tester Christmas Light String...

$13.59 USD

Klein Tools Continuity Tester #69133

Klein Tools Continuity Tester #69133

$17.50 USD

Klein Tools Continuity Tester #69133

$17.50 USD

IDEAL Single Range Non-contact Voltage Tester 24 to 600V AC NCVT w/Flashlight

IDEAL Single Range Non-contact...

$16.50 USD

IDEAL Single Range Non-contact...

$16.50 USD

For Honda Diagnostic Connector 3 Pin OBD1 to 16Pin Adapter Cable Wire OBD2 OBDII

For Honda Diagnostic Connector 3 Pin...

$4.99 USD

For Honda Diagnostic Connector 3 Pin...

$4.99 USD

Klein Tools ET45KIT3 Electrical Test Kit 3-Piece AC/DC Voltage Outlet Tester

Klein Tools ET45KIT3 Electrical Test...

$27.77 USD

Klein Tools ET45KIT3 Electrical Test...

$27.77 USD

Grounding Tester with 15ft Grounding Cord - Test Grounded Products, Mats, Pet Be

Grounding Tester with 15ft Grounding...

$21.65 USD

Grounding Tester with 15ft Grounding...

$21.65 USD

Fluke ST120+ GFCI Socket Tester with Audible Beeper Electrical Outlet Tester NEW

Fluke ST120+ GFCI Socket Tester with...

$10.00 USD

Fluke ST120+ GFCI Socket Tester with...

$10.00 USD

PLJ-6LED-H LED Display Digital Signal Frequency Counter Cymometer 1MHz- 1000MHz

PLJ-6LED-H LED Display Digital Signal...

$10.00 USD

PLJ-6LED-H LED Display Digital Signal...

$10.00 USD

DC 0-200V 200A Digital LED Voltmeter Ammete Voltage Current Panel Meter +Shunt

DC 0-200V 200A Digital LED Voltmeter...

$10.00 USD

DC 0-200V 200A Digital LED Voltmeter...

$10.00 USD

Southwire Tools & Equipment 40012S Receptacle Tester

Southwire Tools & Equipment 40012S...

$3.60 USD

Southwire Tools & Equipment 40012S...

$3.60 USD

Probador De Voltaje Sin Contacto Detector De Voltaje De 12-1000V Ca Prueba NEW

Probador De Voltaje Sin Contacto...

$14.22 USD

Probador De Voltaje Sin Contacto...

$14.22 USD

Southwire (40022S) 7 In 1 120 Volt Analog Receptacle Tester

Southwire (40022S) 7 In 1 120 Volt...

$10.95 USD

Southwire (40022S) 7 In 1 120 Volt...

$10.95 USD

Automotive Test Light with 3-48V LED Digital Display, Automotive Circuit Tester

Automotive Test Light with 3-48V LED...

$16.95 USD

Automotive Test Light with 3-48V LED...

$16.95 USD

Fluke ST120+ GFCI Socket Tester with Audible Beeper Electrical Outlet Tester NEW

Fluke ST120+ GFCI Socket Tester with...

$15.00 USD

Fluke ST120+ GFCI Socket Tester with...

$15.00 USD

Fluke ST120+ GFCI Socket Tester with Audible Beeper Electrical Outlet Tester NEW

Fluke ST120+ GFCI Socket Tester with...

$15.00 USD

Fluke ST120+ GFCI Socket Tester with...

$15.00 USD

AMERICAN POWER 4 Way Multi Circuit Electrical Tester Detector 110-480V AC/DC

AMERICAN POWER 4 Way Multi Circuit...

$7.95 USD

AMERICAN POWER 4 Way Multi Circuit...

$7.95 USD

MFD10 Digital Capacitor Tester Meter .01 - 10000 mfd

MFD10 Digital Capacitor Tester Meter...

$74.52 USD

MFD10 Digital Capacitor Tester Meter...

$74.52 USD

Klein Tools NCVT-2KIT Non-Contact...

$22.00 USD

Klein Tools NCVT-2KIT Non-Contact...

$22.00 USD

Klein Tools NCVT3P Dual Range Non-Contact Voltage Tester, Flashlight, 12-1000V

Klein Tools NCVT3P Dual Range...

$20.00 USD

Klein Tools NCVT3P Dual Range...

$20.00 USD

Klein Tools NCVT1P Non-contact Voltage Tester Pen, 50 to 1000V AC

Klein Tools NCVT1P Non-contact...

$20.43 USD

Klein Tools NCVT1P Non-contact...

$20.43 USD

Universal HVAC Capacitor Mounting Bracket

Universal HVAC Capacitor Mounting...

$9.80 USD

Universal HVAC Capacitor Mounting...

$9.80 USD

GCT-3304 Continuity Tester

GCT-3304 Continuity Tester

$12.91 USD

GCT-3304 Continuity Tester

$12.91 USD

Premium LED Bulb Automotive Circuit Tester, 6-24V Test Light with 135 Inch PU Ex

Premium LED Bulb Automotive Circuit...

$14.13 USD

Premium LED Bulb Automotive Circuit...

$14.13 USD

{#2}~Klein Tools RT110 Receptacle Outlet Tester, AC Tester New

{#2}~Klein Tools RT110 Receptacle...

$16.00 USD

{#2}~Klein Tools RT110 Receptacle...

$16.00 USD

IDEAL 61-502 120-Volt AC GFCI Receptacle Tester

IDEAL 61-502 120-Volt AC GFCI...

$4.14 USD

IDEAL 61-502 120-Volt AC GFCI...

$4.14 USD

Grounding Continuity Tester for Grounded Products, Mats, Sheets, Pads, Wrist ..

Grounding Continuity Tester for...

$25.88 USD

Grounding Continuity Tester for...

$25.88 USD

4 in 1 AC DC Electric Voltage Tester Test Outlets Switches Fuses and Condensers

4 in 1 AC DC Electric Voltage Tester...

$10.97 USD

4 in 1 AC DC Electric Voltage Tester...

$10.97 USD

Voltage Tester, Non Contact Voltage Detector, Circuit Tester Dual Range Voltage

Voltage Tester, Non Contact Voltage...

$18.74 USD

Voltage Tester, Non Contact Voltage...

$18.74 USD

Premium Digital LED Automotive Circuit Tester, DC 2.6V-32V Test Light with Porta

Premium Digital LED Automotive...

$21.02 USD

Premium Digital LED Automotive...

$21.02 USD

Ideal 61-637 AC Non-Contact Voltage Tester Detector 24 to 600V W/ Flashlight NEW

Ideal 61-637 AC Non-Contact Voltage...

$16.49 USD

Ideal 61-637 AC Non-Contact Voltage...

$16.49 USD

Electrical Tester 3-Prong Receptacle Tester by Cal-Hawk

Electrical Tester 3-Prong Receptacle...

$8.99 USD

Electrical Tester 3-Prong Receptacle...

$8.99 USD

Voltage Tester Non-Contact Voltage Tester with Dual Range Live Nulls Wire Tester

Voltage Tester Non-Contact Voltage...

$8.09 USD

Voltage Tester Non-Contact Voltage...

$8.09 USD

2x LED AC Electric Voltage Tester Power Detector Non-Contact Pen 90-1000V N707

2x LED AC Electric Voltage Tester...

$8.80 USD

2x LED AC Electric Voltage Tester...

$8.80 USD

Upgraded Premium Digital LED Automotive Circuit Tester, 3-32V Test Light with 96

Upgraded Premium Digital LED...

$21.60 USD

Upgraded Premium Digital LED...

$21.60 USD

A.W. Sperry Instruments Circuit Breaker Finder Locator CS-500A New Old Stock

A.W. Sperry Instruments Circuit...

$24.99 USD

A.W. Sperry Instruments Circuit...

$24.99 USD

Grounding Tester, Continuity Tester for Grounded Products, Mats, Sheets, Pads, B

Grounding Tester, Continuity Tester...

$25.28 USD

Grounding Tester, Continuity Tester...

$25.28 USD

12-1000V Dual Sensitivity Electrical Tester Pen Non-Contact AC Voltage Detector

12-1000V Dual Sensitivity Electrical...

$13.89 USD

12-1000V Dual Sensitivity Electrical...

$13.89 USD

12-600V AC Christmas Light Tester Non-Contact Voltage Light Bulb&Fuse Detector

12-600V AC Christmas Light Tester...

$13.61 USD

12-600V AC Christmas Light Tester...

$13.61 USD