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Circuit Testers


Displaying 1 to 20 (of 78 products)

Outlet Tester for Grounding Products - Test Receptacles & Sockets for Proper Wiring - Simple Tool for Electrical Assessment

$9.99

$ 4 .99 $4.99

4.6
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Ulta Lit Light Keeper PRO 01201 The Complete Tool for Fixing Miniature Light Sets

$24.99

$ 11 .99 $11.99

4.5
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Premium LED Bulb Automotive Circuit Tester, 6-24V Test Light with 135 Inch PU Extended Spring Wire, Sharp Hard Steel Probe Vehicle Circuits Low DC Voltage Light Tester

$9.99

$ 4 .99 $4.99

4.3
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Southwire 40022S GFCI Receptacle Tester

$8.34

$ 3 .99 $3.99

4.6
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Test Light Automotive, 6-24V DC Voltage Tester, Circuit Tester with Alligator Clip and Long Steel Probe, Professional Electrical Tester Pen for Car Truck RV

$4.99

$ 1 .99 $1.99

5.0
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Sperry Instruments GFI6302 GFCI Outlet / Receptacle Tester, Standard 120V AC Outlets, 7 Visual Indication / Wiring Legend, Home & Professional Use, Yellow & Black

$9.55

$ 3 .99 $3.99

4.5
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HVAC Guys - The Fuse Saver | HVAC Circuit Tester | 3 AMP & 5 AMP Fuses | Fuse Tester for Circuit Breaker - UL Rated 24V AC/DC & 125/250V AC

$18.95

$ 8 .99 $8.99

4.4
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Conductivity Test Pen, Grounding Tester, Continuity Tester for Grounding Mats, Sheets, Pads, Blankets, Pillow Cases. Use to Test Effectiveness of Earth Connected Products. (Grounding Pen)

$9.99

$ 3 .99 $3.99

4.5
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Heavy Duty 3-72V Digital LED Automotive Test Light, Circuit Tester with Polarity Indicate and Illuminating Lights, Car Truck Low DC Voltage Light Tester with Stainless Probe & 142 Inch Extended Wire

$21.99

$ 9 .99 $9.99

4.3
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Heavy Duty 3-72V Backlit Digital LCD Circuit Tester, Automotive Test Light with 140 Inch Extended Wire and 2 Polarity Indicate LED Lights, Car Truck Low DC Voltage & Light Tester with Stainless Probe

$17.99

$ 7 .99 $7.99

4.5
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KAIWEETS 0.8V-100V DC Smart Automotive Test Light, Buzzer Circuit Tester with Sharp Probe, Bidirectional Voltage Tester with Flashlight, Electric Test Pen for Car Battery Polarity Continuity Fuses

$17.99

$ 7 .99 $7.99

4.9
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Extech PRT200 Non-Contact Phase Sequence Tester

$212.99

$ 99 .00 $99.00

4.6
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Fluke BK120 SmartTrace Breaker Finder and Socket Tester

$96.90

$ 45 .99 $45.99

5.0
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Test Light Automotive 3-120V DC LED Digital Circuit Tester with Voltage Display, Auto Bidirectional Voltage Tester, Electric Test Probe Pen for Car Battery Polarity Continuity Fuses

$11.99

$ 5 .99 $5.99

4.8
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Coaxial Pocket Toner Pocket Continuity Tester(Tracer) and Toner with Light&Buzzer Voltage Toner and Barrel Connector Bundle for Testing Coax Cable, RG6, RG59, CATV Wire Tracer

$18.99

$ 8 .99 $8.99

5.0
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K Tool International XDCHT504 Dual Polarity DC Circuit Tester for Garages, Repair, Shops, and DIY, Cordless, Dual Color LED Indicators, 3-30V DC Test Range, Audible Beep, 3.6V Lithium Battery

$36.38

$ 19 .99 $19.99

4.5
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VDIAGTOOL V200 Pro Automotive Power Circuit Probe Tester Breaker Finder Tool, 12/24V Electrical Open Short Circuit Finder, Wire Tracer, AC DC Voltage Trailer Relay Fuse Test

$89.99

$ 34 .99 $34.99

4.3
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7-Way Round Pin Trailer Truck Circuit Plug Tester Replace 7865L | LED Indicators, Durable & Accurate Diagnostic Tool for Truck Drivers & Mechanics

$27.99

$ 11 .99 $11.99

4.7
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Power Probe PP3CSGREEN Green Regular Power Probe

$111.40

$ 50 .99 $50.99

4.9
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Oyviny 3-in-1 Trailer Plug Tester 4/5 Pin Flat & 7 Pin Trailer Light Tester with Double-Sided LED Indicators, 5 Way & 7 Way RV Trailer Connector Tester, Not Suitable for Vehicle with Lamp Out Sensor

$18.99

$ 9 .99 $9.99

4.4
Select Option

Displaying 1 to 20 (of 78 products)