Electrical Testers

These testers are designed for electricians, plant maintenance, HVAC/R, service technicians, hobbyists and homeowners. They are designed to test voltage, continuity, circuit breakers, outlets and even locate hidden wires. Find a wide selection of these meters to fit your application.


Extech ET25 Compact Size AC/DC Voltage Tester, 80 to 250 V AC/DC-

Extech ET25 Compact Size AC/DC Voltage Tester, 80 to 250 V AC/DC
Model: ET25

Sale Price $4.50 USD
Regular Price $6.99 USD
Availability 91 in Stock

Qty:

Sale Price $4.50 USD
Regular Price $6.99 USD
Availability 91 in Stock
Quantity

Extech CT20 Continuity Tester Pro-

Extech CT20 Continuity Tester Pro
Model: CT20

Sale Price $36.62 USD
Regular Price $40.69 USD
Availability 1 in Stock

Qty:

Sale Price $36.62 USD
Regular Price $40.69 USD
Availability 1 in Stock
Quantity

Extech CT70 AC Circuit Load Tester-

Extech CT70 AC Circuit Load Tester
Model: CT70

Your Price $234.29 USD
Availability 1 in Stock

Qty:

Your Price $234.29 USD
Availability 1 in Stock
Quantity

Extech CB10 AC Circuit Breaker Finder/Receptacle Tester-

Extech CB10 AC Circuit Breaker Finder/Receptacle Tester
Model: CB10

Sale Price $44.54 USD
Regular Price $49.49 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $44.54 USD
Regular Price $49.49 USD
Availability 1 to 2 Weeks
Quantity

Extech CB10-KIT Electrical Troubleshooting Kit-

Extech CB10-KIT Electrical Troubleshooting Kit
Model: CB10-KIT

Sale Price $96.02 USD
Regular Price $106.69 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $96.02 USD
Regular Price $106.69 USD
Availability 2 to 3 Weeks
Quantity

Extech CLT600 Advanced Cable Locator and Tracer Kit-

Extech CLT600 Advanced Cable Locator and Tracer Kit
Model: CLT600

Your Price $699.00 USD
Availability 2 to 3 Weeks

Qty:

Your Price $699.00 USD
Availability 2 to 3 Weeks
Quantity

Extech DL160 Dual Input TRMS AC Voltage/Current Data Logger-

Extech DL160 Dual Input TRMS AC Voltage/Current Data Logger
Model: DL160

Your Price $375.09 USD
Availability 1 Week

Qty:

Your Price $375.09 USD
Availability 1 Week
Quantity

Extech DV23 Non-Contact Voltage Detector-

Extech DV23 Non-Contact Voltage Detector
Model: DV23

Sale Price $14.84 USD
Regular Price $16.49 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $14.84 USD
Regular Price $16.49 USD
Availability 1 to 2 Weeks
Quantity

Extech DV25 Dual-Range AC Voltage Detector plus Flashlight-

Extech DV25 Dual-Range AC Voltage Detector plus Flashlight
Model: DV25

Sale Price $18.80 USD
Regular Price $20.89 USD
Availability 1 Week

Qty:

Sale Price $18.80 USD
Regular Price $20.89 USD
Availability 1 Week
Quantity

Extech DV30 Adjustable Non-Contact AC Voltage Detector-

Extech DV30 Adjustable Non-Contact AC Voltage Detector
Model: DV30

Sale Price $18.80 USD
Regular Price $20.89 USD
Availability 1 Week

Qty:

Sale Price $18.80 USD
Regular Price $20.89 USD
Availability 1 Week
Quantity

Extech DV690 Non-Contact High Voltage Detector, 69 kV-

Extech DV690 Non-Contact High Voltage Detector, 69 kV
Model: DV690

Your Price $318.99 USD
Availability 1 to 2 Weeks

Qty:

Your Price $318.99 USD
Availability 1 to 2 Weeks
Quantity

Extech DVA30 Non-Contact AC Voltage and Current Detector-

Extech DVA30 Non-Contact AC Voltage and Current Detector
Model: DVA30

Sale Price $49.49 USD
Regular Price $54.99 USD
Availability 3 Days

Qty:

Sale Price $49.49 USD
Regular Price $54.99 USD
Availability 3 Days
Quantity

Extech ET10 GFCI Receptacle Tester-

Extech ET10 GFCI Receptacle Tester
Model: ET10

Sale Price $13.49 USD
Regular Price $14.99 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $13.49 USD
Regular Price $14.99 USD
Availability 1 to 2 Weeks
Quantity

Extech ET Series GFCI Receptacle Tester for type B electrical outlets-

Extech ET Series GFCI Receptacle Tester for type B electrical outlets
Model: ET11

Sale Price $8.99 USD
Regular Price $9.99 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $8.99 USD
Regular Price $9.99 USD
Availability 1 to 2 Weeks
Quantity

Extech ET15 Receptacle Tester-

Extech ET15 Receptacle Tester
Model: ET15

Sale Price $7.19 USD
Regular Price $7.99 USD
Availability 1 to 2 Weeks

Qty:

Sale Price $7.19 USD
Regular Price $7.99 USD
Availability 1 to 2 Weeks
Quantity

Extech PRC10 Current Calibrator, 0 to 24mA-

Extech PRC10 Current Calibrator, 0 to 24mA
Model: PRC10

Your Price $436.99 USD
Availability 1 to 2 Weeks

Qty:

Your Price $436.99 USD
Availability 1 to 2 Weeks
Quantity

Extech PRC10-NIST Current Calibrator, 0 to 24mA,  -

Extech PRC10-NIST Current Calibrator, 0 to 24mA, includes Traceable Certificate
Model: PRC10-NIST

Sale Price $550.99 USD
Regular Price $566.99 USD
Availability 2 to 3 Weeks

Qty:

Sale Price $550.99 USD
Regular Price $566.99 USD
Availability 2 to 3 Weeks
Quantity

Extech PRC15 Current & Voltage Calibrator, 0 to 24mA-

Extech PRC15 Current & Voltage Calibrator, 0 to 24mA
Model: PRC15

Your Price $488.99 USD
Availability 11 to 12 Weeks

Qty:

Your Price $488.99 USD
Availability 11 to 12 Weeks
Quantity

Extech PRC15-NIST Current & Voltage Calibrator, 0 to 24mA,  -

Extech PRC15-NIST Current & Voltage Calibrator, 0 to 24mA, includes Traceable Certificate
Model: PRC15-NIST

Sale Price $691.99 USD
Regular Price $718.99 USD
Availability 12 to 13 Weeks

Qty:

Sale Price $691.99 USD
Regular Price $718.99 USD
Availability 12 to 13 Weeks
Quantity

Extech VT30 Multifunction Voltage Tester-

Extech VT30 Multifunction Voltage Tester
Model: VT30

Sale Price $85.13 USD
Regular Price $94.59 USD
Availability 3 Days

Qty:

Sale Price $85.13 USD
Regular Price $94.59 USD
Availability 3 Days
Quantity

Calibration Lab
We Ship Free on Orders Over $99 within Canada