Overview
PROS
CONS
SPECS
Type
Size
Range
Display
Material
Our Top Choice
Klein Tools NCVT-3 Voltage Tester
Klein Tools is a popular choice for professionals in the electrical and telecommunications industries.
Tells high and low voltage. Highly sensitive. Waterproof for wet environments. LEDs are bright. Turns off to save energy when not in use.
Has to be placed sideways during use which may lead to straining in order to read the result.
Non-contact
9.2 x 3.9 x 1.2 inches; 0.3 lbs
100V-1000V
LED
Steel, plastic
Best Value
Milwaukee Voltage Detector with LED
Milwaukee Tool is a leading manufacturer of heavy-duty hand tools, power tools and accessories for professionals worldwide.
Super-bright flashlight located at the tip. Beeps loudly to alert you. Convenient rear push-button design.
Changing the batteries is somewhat tedious.
Non-contact
2 x 8 x 1 inches; 0.04 lbs
50V-1000V
LED
Aluminum, plastic
Fluke VoltAlert Voltage Tester
Fluke is a world-class manufacturer, distributor and service provider of premium test and measurement equipment and software.
Re-assuring audible alert function. Easy to use. Durable and reliable. Easy to change batteries.
Tests for presence of voltage but not strength.
Non-contact
9 x 5.5 x 1.3 inches; 3 lbs
20V-90V
LED
Copper, plastic
Greenlee Non-Contact Voltage Detector
Greenlee Textron is on a mission to make the fastest, safest and easiest to use tools on the market..
US-made. Can be used to detect live wires from a tangle. Doesn’t give false positives. Impressively durable. Easy to use.
Its pocket-clip could be tighter.
Non-contact
8.9 x 5.1 x 1 inches; 0.09 lbs
50V– 1000V
LED
Aluminum, plastic
Amprobe PY-1A Voltage Tester
Amprobe, the inventor of the first clamp meter, has continued to build rugged and reliable tools ever since.
Robustly-built from strong materials. Wide voltage range for both AC and DC. Easy to use.
Probes aren’t long enough for some outlets.
Contact
8.9 x 5 x 1 inches; 0.11 lbs
160V-480V DC, 120V-480V AC
Neon indicator
Aluminum, plastic