Circuit Testers

Circuit Tester, Power Probe III, Kit

Part Number: PWP-PP319FTCBLK

4.87 out of 5 stars ( 31 )

Estimated Ship Date: Today

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Circuit Tester, Red Power Probe III, 12 V Adapter, 3 in. Probe Tip, Case, 20 ft. Extension Lead, Kit

Part Number: PWP-PP319FTC

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Circuit Tester, Power Probe 4 Combo, Kit

Part Number: PWP-PPKIT04

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Circuit Tester, IV, Each

Part Number: PWP-PP401AS

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

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Circuit Testers, Digital Circuit Tester, 6-48V Systems, Steel Probe, Plastic Handle, Backlit LCD Display, Test Lead, with Surge Protection, Each

Part Number: WMR-W2992

4.0 out of 5 stars ( 9 )

Estimated Ship Date: Today

Circuit Tracer, Transmitter, Receiver, With Case, Kit

Part Number: KLE-ET450

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

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Circuit Tester, 12-24 V,6 ft. Test Lead, Red LED- Voltage Present, Green LED-Ground Present, Each

Part Number: INO-3410A

5.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Circuit Tester, Power Probe Master Combo, Kit

Part Number: PWP-PPKIT03S

4.33 out of 5 stars ( 3 )

Estimated Ship Date: Today

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Circuit Tester, Amp Hound 2, Kit

Part Number: CAV-72

Not Yet Reviewed

Estimated Ship Date: Today

Circuit Tester, Heavy-Duty, Each

Part Number: LIL-28400

4.75 out of 5 stars ( 4 )

Estimated Ship Date: Today

Circuit Testers, Deluxe 12V Tester, Steel Probe, Black Finish, Plastic Handle, Light Indicator, Test Lead, Insulated Alligator Clip, Each

Part Number: WMR-W2975C

5.0 out of 5 stars ( 2 )

Estimated Ship Date: Today

Klein Tools Circuit Analyzer, AFCI, GFCI, 12 Amp, 15 Amp, 20 Amp, LCD Display, Kit

Part Number: KLE-RT390

Not Yet Reviewed

Estimated Ship Date: Today

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Relay Circuit Tester, Relay Leads, Kit

Part Number: OES-27211

Not Yet Reviewed

Estimated Ship Date: Aug 26, 2025 if ordered today

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Circuit Tester, Computer Safe, Each

Part Number: LIL-24550

5.0 out of 5 stars ( 5 )

Estimated Ship Date: Today

Circuit Tester, Digital AC Electrical Clamp Meter, Flexible 18 in. Length, Each

Part Number: KLE-CL150

Not Yet Reviewed

Estimated Ship Date: Today

Circuit Testers, Heavy-Duty Circuit Tester, 6, 12, 24V Systems, Steel Probe, Plastic Handle, Light indicator, with 5 ft. Test Lead, Spring Clip, Each

Part Number: WMR-W2981

4.0 out of 5 stars ( 3 )

Estimated Ship Date: Today

Digital Circuit Tester

Part Number: TTN-11436

Not Yet Reviewed

Estimated Ship Date: Today

Circuit Tester, Cordless, DC Powered Circuits, 3-28 V, V-Tip, Chrome, Each

Part Number: APT-7760

5.0 out of 5 stars ( 11 )

Estimated Ship Date: Today

Circuit Tester, Test Light, 6 Volt, 12 Volt, 36 in. Length Cord, Each

Part Number: AAF-ALL76215

Not Yet Reviewed

Estimated Ship Date: Today

Continuity Tester, Continuity Tester, Test Light, 6 V/12 V DC, Each

Part Number: RNB-86598

Not Yet Reviewed

Estimated Ship Date: Today

Circuit Testers, Digital Circuit Breaker Finder, with GFCI Outlet Tester, PC/PC-ABS Housings, Transmitter, Receiver, 9V Battery, User Manual, Each

Part Number: KLE-ET310

5.0 out of 5 stars ( 1 )

Estimated Ship Date: Today

SMRT TEST LIGHT CIRCUIT TESTER

Part Number: INO-3420

Not Yet Reviewed

Estimated Ship Date: Today

Circuit Testers, LAN Scout Jr. 2 Cable Tester, Backlit LCD Display, Test RJ45 Terminated Cables, Plastic Case, Yellow/Black, Rubber Grip, Each

Part Number: KLE-VDV526200

Not Yet Reviewed

Estimated Ship Date: Today

Klein Tools Non Contact Voltage and GFCI Receptacle Testers, Led, Pen, Plug, Kit

Part Number: KLE-NCVT1PKIT

Not Yet Reviewed

Estimated Ship Date: Today

Circuit Tester, GFCI Outlet Tester, with Backlit LCD, Each

Part Number: KLE-RT250

Not Yet Reviewed

Estimated Ship Date: Today