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Testers

Products that test for a large variety of electrical applications including voltage, amps and grounding.

(57 items in Testers) 
Fastenal Part No. (SKU) 0753233
2-Color LED Indication North Pole/South Pole Magnetic Detector
GENERAL TOOLS & INSTRUMENTS CO, LLC
UOM each Price
Online Price:
$21.08 / each
Availability Contact Branch Qty
Fastenal Part No. (SKU) 99923836
6AA Portable w/ Neck Strap Multifunction Electrical Installation Tester
Fluke Corp
UOM each Price
Online Price:
$1285.99 / each
Availability Ships from Manuf. Qty
Fastenal Part No. (SKU) 0776879
PRT200 75 to 1000VAC 45 to 65 Hz Non-Contact Phase Sequence Tester
FLIR COMMERCIAL SYSTEM EXTECH DIVISION
UOM each Price
Online Price:
$226.25 / each
Availability Ships from Manuf. Qty
Fastenal Part No. (SKU) 0729648
Waterproof Telephone Test Set w/ Adjustable Ringer
Fastenal Approved Vendor
UOM set Price
Online Price:
$393.41 / set
Availability Contact Branch Qty
Fastenal Part No. (SKU) 0727777
Amprobe PY-1A Socket Tester Socket Tester
Amprobe
UOM each Price
Online Price:
$8.57 / each
Availability Contact Branch Qty
Fastenal Part No. (SKU) 0745614
Amprobe AT-3500 Underground Wire Tracer
Amprobe
UOM each Price
Online Price:
$3733.32 / each
Availability Ships from Manuf. Qty
Fastenal Part No. (SKU) 0727821
Amprobe LCR55A Handheld Component Tester
Amprobe
UOM each Price
Price: 
Contact Your Local Branch for Pricing
Availability Contact Branch Qty
Fastenal Part No. (SKU) 07011241
9V White/Blue LED Handheld Cable Tester
JONARD INDUSTRIES
UOM each Price
Online Price:
$32.66 / each
Availability Ships from Manuf. Qty
Fastenal Part No. (SKU) 0797875
(3) 1.5V Battery AAA LR03 UM4 50 to 60 Hz Voltage/Continuity Tester w/ Non-Contact Voltage & Work Light
Amprobe
UOM each Price
Online Price:
$39.99 / each
Availability Ships from Manuf. Qty
Fastenal Part No. (SKU) 99025272
BT100 Datalogging Battery Capacity Tester
FLIR COMMERCIAL SYSTEM EXTECH DIVISION
UOM each Price
Online Price:
$901.71 / each
Availability Contact Branch Qty
Fastenal Part No. (SKU) 0749291
INSP-3 20A 140V Amprobe® Wiring Inspector Tester
Amprobe
UOM each Price
Price: 
Contact Your Local Branch for Pricing
Availability Contact Branch Qty
Fastenal Part No. (SKU) 07012683
2.5" 7.5" Yellow Voltage Tester
NSI INDUSTRIES
UOM each Price
Online Price:
$7.58 / each
Availability Ships from Manuf. Qty