Testers

Browse our selection of quality testers products

Showing 20 of 20 products

Extech EX330 Autoranging Mini Multimeter with NCV and Type K Temperature by Extech - used condition - $36.36
Extech EX330 Autoranging Mini Multimeter with NCV and Type K Temperature
Condition: Used
$3636
$7499
-51.51% Save $3863
Update: 2 hours 36 mins
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IDEAL INDUSTRIES INC. 61-035 E-Z Check Circuit Tester, 120VAC, Heavy Duty, Yellow by Ideal Industries - used condition - $30.95
IDEAL INDUSTRIES INC. 61-035 E-Z Check Circuit Tester, 120VAC, Heavy Duty, Yellow
Condition: Used
$3095
$4023
-23.07% Save $928
Update: 3 hours
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Klein Tools NCVT3P Dual Range Non Contact Voltage Tester, 12 - 1000V AC Pen, Flashlight, Audible and Flashing LED Alarms, Pocket Clip by KLEIN TOOLS - used condition - $25.01
Klein Tools NCVT3P Dual Range Non Contact Voltage Tester, 12 - 1000V AC Pen, Flashlight, Audible and Flashing LED Alarms, Pocket Clip
Condition: Used
$2501
$2997
-16.55% Save $496
Update: 3 hours 40 mins
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Klein Tools VDV501-851 Cable Tester Kit with Scout Pro 3 for Ethernet / Data, Coax / Video and Phone Cables, 5 Locator Remotes by KLEIN TOOLS - used condition - $91.57
Klein Tools VDV501-851 Cable Tester Kit with Scout Pro 3 for Ethernet / Data, Coax / Video and Phone Cables, 5 Locator Remotes
Condition: Used
$9157
$9998
-8.41% Save $841
Update: 3 hours 41 mins
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AC Current Voltage Amperage Power Energy Panel Meter LCD Digital Display Ammeter Voltmeter Multimeter with Split Core Current Transformer CT AC 80-260V 100A Multi-Function Power Monitor by MORNING GROUP - used condition - $15.40
AC Current Voltage Amperage Power Energy Panel Meter LCD Digital Display Ammeter Voltmeter Multimeter with Split Core Current Transformer CT AC 80-260V 100A Multi-Function Power Monitor
Condition: Used
$1540
$1999
-22.96% Save $459
Update: 3 hours 41 mins
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Klein Tools MM320KIT Digital Multimeter Electrical Test Kit, Non-Contact Voltage Tester, Receptacle Tester, Carrying Case and Batteries by KLEIN TOOLS - used condition - $56.98
Klein Tools MM320KIT Digital Multimeter Electrical Test Kit, Non-Contact Voltage Tester, Receptacle Tester, Carrying Case and Batteries
Condition: Used
$5698
$5999
-5.02% Save $301
Update: 3 hours 43 mins
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Sperry Instruments STK001 Non-Contact Voltage Tester (VD6504) & GFCI Outlet / Receptacle Tester (GFI6302) Kit, Electrical AC Voltage Detector, Yellow & Black by SPERRY - used condition - $19.28
Sperry Instruments STK001 Non-Contact Voltage Tester (VD6504) & GFCI Outlet / Receptacle Tester (GFI6302) Kit, Electrical AC Voltage Detector, Yellow & Black
Condition: Used
$1928
$2699
-28.57% Save $771
Update: 3 hours 44 mins
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Klein Tools CL120 Digital Clamp Meter, Auto-Ranging 400 Amp AC, AC/DC Voltage, Resistance, Continuity, Non-Contact Voltage Tester Detection by KLEIN TOOLS - used condition - $59.13
Klein Tools CL120 Digital Clamp Meter, Auto-Ranging 400 Amp AC, AC/DC Voltage, Resistance, Continuity, Non-Contact Voltage Tester Detection
Condition: Used
$5913
$6498
-9% Save $585
Update: 3 hours 44 mins
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Klein Tools ET450 Advanced Underground Circuit Breaker Finder and Wire Tracer Kit for Energized and Non-Energized Breakers, Fuses, and Wires by KLEIN TOOLS - used condition - $262.55
Klein Tools ET450 Advanced Underground Circuit Breaker Finder and Wire Tracer Kit for Energized and Non-Energized Breakers, Fuses, and Wires
Condition: Used
$26255
$29999
-12.48% Save $3744
Update: 3 hours 44 mins
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Klein Tools RT390 Circuit Analyzer with Large LCD, Identifies Wiring Faults, GFCI and AFCI Tester, Voltage Drop, Displays Trip Time by KLEIN TOOLS - used condition - $130.94
Klein Tools RT390 Circuit Analyzer with Large LCD, Identifies Wiring Faults, GFCI and AFCI Tester, Voltage Drop, Displays Trip Time
Condition: Used
$13094
$15999
-18.16% Save $2905
Update: 3 hours 45 mins
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Klein Tools RT210 Outlet Tester, Receptacle Tester for GFCI / Standard North American AC Electrical Outlets, Detects Common Wiring Problems by KLEIN TOOLS - used condition - $22.12
Klein Tools RT210 Outlet Tester, Receptacle Tester for GFCI / Standard North American AC Electrical Outlets, Detects Common Wiring Problems
Condition: Used
$2212
$2876
-23.09% Save $664
Update: 3 hours 45 mins
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Klein Tools MM325 Multimeter, Digital Manual-Ranging 600V AC/DC Voltage Tester, Tests Batteries, Current, Resistance, Diodes, and Continuity by KLEIN TOOLS - used condition - $28.48
Klein Tools MM325 Multimeter, Digital Manual-Ranging 600V AC/DC Voltage Tester, Tests Batteries, Current, Resistance, Diodes, and Continuity
Condition: Used
$2848
$3497
-18.56% Save $649
Update: 3 hours 47 mins
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Klein Tools NCVT1P Voltage Tester, Non-Contact Low Voltage Tester Pen, 50V to 1000V AC, Audible and Flashing LED Alarms, Pocket Clip by KLEIN TOOLS - used condition - $17.37
Klein Tools NCVT1P Voltage Tester, Non-Contact Low Voltage Tester Pen, 50V to 1000V AC, Audible and Flashing LED Alarms, Pocket Clip
Condition: Used
$1737
$1997
-13.02% Save $260
Update: 3 hours 47 mins
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Klein Tools 80025 Outlet Tester Kit with GFCI Tester and Non-Contact Voltage Test Pen, 2-Piece by KLEIN TOOLS - used condition - $21.63
Klein Tools 80025 Outlet Tester Kit with GFCI Tester and Non-Contact Voltage Test Pen, 2-Piece
Condition: Used
$2163
$2699
-19.86% Save $536
Update: 3 hours 48 mins
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Klein Tools 80016 Circuit Breaker Finder Tool Kit with Accessories, GFCI Outlet Tester, 2-Piece Set, Includes Cat. No. ET310 and Cat. No. 69411 by KLEIN TOOLS - used condition - $54.64
Klein Tools 80016 Circuit Breaker Finder Tool Kit with Accessories, GFCI Outlet Tester, 2-Piece Set, Includes Cat. No. ET310 and Cat. No. 69411
Condition: Used
$5464
$5998
-8.9% Save $534
Update: 3 hours 48 mins
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Klein Tools 69149P Electrical Test Kit with Digital Multimeter, Non-Contact Voltage Tester and Electrical Outlet Tester, Leads and Batteries by KLEIN TOOLS - used condition - $31.98
Klein Tools 69149P Electrical Test Kit with Digital Multimeter, Non-Contact Voltage Tester and Electrical Outlet Tester, Leads and Batteries
Condition: Used
$3198
$4498
-28.9% Save $1300
Update: 3 hours 48 mins
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Klein Tools ET310 AC Circuit Breaker Finder, Electric and Voltage Tester with Integrated GFCI Outlet Tester by KLEIN TOOLS - used condition - $42.29
Klein Tools ET310 AC Circuit Breaker Finder, Electric and Voltage Tester with Integrated GFCI Outlet Tester
Condition: Used
$4229
$4997
-15.37% Save $768
Update: 3 hours 48 mins
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Klein Tools RT250 GFCI Outlet Tester with LCD Display, Electric Voltage Tester for Standard 3-Wire 120V Electrical Receptacles by KLEIN TOOLS - used condition - $16.98
Klein Tools RT250 GFCI Outlet Tester with LCD Display, Electric Voltage Tester for Standard 3-Wire 120V Electrical Receptacles
Condition: Used
$1698
$2497
-32% Save $799
Update: 3 hours 48 mins
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INNOVA 3320 Auto-Ranging Digital Multimeter, Red & Black by Innova - used condition - $22.90
INNOVA 3320 Auto-Ranging Digital Multimeter, Red & Black
Condition: Used
$2290
$2999
-23.64% Save $709
Update: 5 hours 30 mins
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VDIAGTOOL V210 Wire Tracer Electrical Automotive Open & Short Finder Circuit Tester Circuit Breaker Finder Fault Probe Wire Tracker Electrical DC 6-42V by VDIAGTOOL - used condition - $25.24
VDIAGTOOL V210 Wire Tracer Electrical Automotive Open & Short Finder Circuit Tester Circuit Breaker Finder Fault Probe Wire Tracker Electrical DC 6-42V
Condition: Used
$2524
$2799
-9.82% Save $275
Update: 5 hours 31 mins
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