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Best voltage testers - Black Friday 2025

Last Updated - November 24, 2025

1
Best Choice
21% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

KLEIN TOOLS
21% Off

Klein Tools CL120VP Electrical Voltage Test Kit with Clamp Meter, Three Testers, Test Leads, Pouch and Batteries

KLEIN TOOLS

$70.46

$89.98
(21% Off)

More Details
Main highlights
- VOLTAGE TESTER: Cat. No. ET40 tests both AC and DC voltages at multiple levels for comprehensive electrical testing
- VERSATILE CLAMP METER: CL120 measures AC current and NCVT via clamp; AC/DC voltage, resistance, and continuity via test-leads
- NON-CONTACT VOLTAGE DETECTOR: Cat. No. NCVT3P features dual-range capabilities to detect a wide range of AC voltages for various applications
- GFCI RECEPTACLE TESTER: Cat. No. RT210 detects common wiring issues in standard and GFCI receptacles, including open ground, reverse polarity, and more
- CONVENIENT FEATURES: Test lead holder on the side of the clamp and optional magnetic hanger (Cat. Nos. 69445 or 69417) for hands-free operation
- BRIGHT FLASHLIGHT: Illuminate the work area with a built-in flashlight, independent of voltage detection
- ACCURATE MEASUREMENTS: Auto-ranging technology selects the appropriate measurement range for accurate results
$70.46
$89.98 (21% Off)
2
11% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

KLEIN TOOLS
11% Off

Klein Tools 69149P Electrical Test Kit with Digital Multimeter, Noncontact Voltage Tester and Electrical Outlet Tester, Leads and Batteries

KLEIN TOOLS

$39.98

$44.98
(11% Off)

More Details
Main highlights
- VERSATILE MULTIMETER: Measures up to 600V AC/DC voltage, 10A DC current, and 2MOhms resistance
- RELIABLE RECEPTACLE TESTER: Klein's Cat. No. RT105 detects wiring configurations, indicates correct wiring, and identifies common wiring faults
- NON-CONTACT VOLTAGE TESTER: NCVT1P with bright LED indicating working status, changing to red and producing audible tones when voltage is detected
- HIGH-INTENSITY VOLTAGE DETECTION: NCVT1P with bright red LED and audible tone for detecting voltage in the range of 50 to 1000 VAC
- CONTINUITY TESTING: MM300 multimeter with visual and audible indicators for testing continuity
$39.98
$44.98 (11% Off)
3

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

KLEIN TOOLS

Klein Tools NCVT1P Voltage Tester, Non-Contact Low Voltage Tester Pen, 50V to 1000V AC, Audible and Flashing LED Alarms, Pocket Clip

KLEIN TOOLS

$19.97

More Details
Main highlights
- TRUSTED SAFE with a safety rating of CAT IV 1000V
- RECOMMENDED for non-tamper-resistant outlets; For tamper-resistant outlets, use Cat. Nos. NCVT-2P or NCVT-3P in low voltage mode
- NON-CONTACT DETECTION of AC voltage in cables, cords, circuit breakers, lighting fixtures, switches, non-tamper-resistant outlets, and wires
- LIGHTWEIGHT AND DURABLE compact design with a convenient clip fits securely in pocket; 6.6-Foot (2 m) drop protection
- CONSERVE BATTERIES with auto power-off function
- CLEAR INDICATION: Bright LED illuminates green to indicate tester is operational and flashes red and emits a beeping alert when voltage is detected
- BROAD APPLICATION with a 50 to 1000V AC power detection range
$19.97
4

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

KLEIN TOOLS

Klein Tools 80025 Outlet Tester Kit with GFCI Tester and Non-Contact Voltage Test Pen, 2-Piece

KLEIN TOOLS

$22.12

$23.33
(5% Off)

More Details
Main highlights
- VOLTAGE TESTER PEN: Non-contact detection of voltage in cables, circuit breakers, lighting fixtures, switches, and more
- SMART BUY: A complete, high-performance kit that offers convenience and value
- GFCI OUTLET COMPATIBLE: Confirms the proper operation of ground fault protective devices in GFCI outlets
- EASY CONTROL: Digitally controlled ON/OFF power button for convenient operation
- DETECT COMMON WIRING PROBLEMS: Quickly identifies wiring issues in standard and GFCI receptacles
- COMPLETE OUTLET TESTER TOOL KIT: Includes GFCI Tester (Cat. No. RT210) and Non-Contact Voltage Tester Pen (Cat. No. NCVT1P)
- BRIGHT LED INDICATORS: High-intensity green LED indicates operational status, while red LED and warning tone signal voltage detection
$22.12
$23.33 (5% Off)
5
Best Value
30% Off

✖
Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

Fluke
30% Off

Fluke 2AC Alert Voltage Tester

Fluke

$29.99

$42.99
(30% Off)

More Details
Main highlights
- Voltbeat technology and continuous self test so you always know it is working
- Upon detection, tip glows
- Suitable for a wide range of residential, commercial and industrial needs
- Non-contact voltage detection from 90 to 1000 V ac
- Battery Check' ensures battery is in good condition
$29.99
$42.99 (30% Off)

Best voltage testers - Black Friday 2025

Klein Tools CL120VP Electrical Voltage Test Kit with Clamp Meter, Three Testers, Test Leads, Pouch and Batteries

Klein Tools 69149P Electrical Test Kit with Digital Multimeter, Noncontact Voltage Tester and Electrical Outlet Tester, Leads and Batteries

Klein Tools NCVT1P Voltage Tester, Non-Contact Low Voltage Tester Pen, 50V to 1000V AC, Audible and Flashing LED Alarms, Pocket Clip

Klein Tools 80025 Outlet Tester Kit with GFCI Tester and Non-Contact Voltage Test Pen, 2-Piece

Fluke 2AC Alert Voltage Tester

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