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⚡ Detect Danger Before It Strikes — Klein Tools NCVT1P Keeps You One Step Ahead!
The Klein Tools NCVT1P is a professional-grade, non-contact voltage tester designed for quick and safe detection of AC voltage from 50 to 1000 volts. Featuring bright LED indicators and audible alarms, it ensures clear, immediate alerts when voltage is present. Its compact, durable design with a pocket clip and 2-meter drop protection makes it ideal for on-the-go professionals. With a CAT IV 1000V safety rating and auto power-off battery conservation, this tester combines reliability, safety, and convenience for electricians and managers who demand precision and peace of mind.

















| ASIN | B099SJ6469 |
| Best Sellers Rank | #1,001 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #3 in Voltage Testers |
| Brand | KLEIN TOOLS |
| Brand Name | KLEIN TOOLS |
| Color | NCVT |
| Customer Reviews | 4.6 out of 5 stars 7,359 Reviews |
| Global Trade Identification Number | 00092644693700 |
| Included Components | Instructions and 2 x AAA 1.5 Volt Batteries |
| Item Dimensions | 5.5 x 0.72 x 1 inches |
| Item Type Name | Klein Tools NCVT1P Voltage Tester, Non-Contact Voltage Detector Pen, 50V to 1000V AC, Audible and Flashing LED Alarms, Pocket Clip |
| Item Weight | 22.68 g |
| Item dimensions L x W x H | 5.5 x 0.72 x 1 inches |
| Manufacturer | Klein Tools |
| Maximum Operating Voltage | 1000 volts |
| Measurement Type | Voltmeter |
| Minimum Operating Voltage | 50 volts |
| Model | NCVT1P |
| Number of Items | 1 |
| Part Number | NCVT1P |
| Power Source | Battery Powered |
| Specification Met | Cat Iv 1000v |
| Style | NCVT |
| Style Name | NCVT |
| UPC | 092644693700 |
| Unit Count | 1 Count |
| Upper Temperature Rating | 60 °C |
| Warranty Description | See Manufacturer Website |
R**S
Seems solid, dependable quality, increases safety.
Nice tool, good quality. Seems that I need to get into an electrical box every other year or so. I fav a forty plus year old contact tester. But I learned about these non contact testers and had a good experience with Klein. This tool is really good. It has a green led to make it clear that the unit is functioning and the batteries are still good. That’s important to keep you safe. It makes it very clear when there is a hot wire. It made my swap out of old smoke detectors safe. While I first isolated and cut the breaker, this tool made it sure there were no hot wires in the box. Nice and safe. Highly recommend this tool. And Klein seems like solid quality.
K**Y
High quality brand that works
Used to detect live wires. Blue, red, and green. Various levels of red means be careful extra. Very easy to use and high quality.
M**A
Work as intended
Works as advertised after more than several projects. A no frills product from a trusted manufacturer that tells you if a circuit is live or not. Would buy again.
J**R
Tool
As described
R**N
Good electrical tool - always a must have
It is good to have this voltage tester available when dealing with electricity
G**4
Beep = Danger. No Beep = I Live Another Day.
This Klein voltage tester is now my emotional support tool. I walk around the house tapping outlets like a low‑budget electrician, and it beeps with the confidence of a smoke alarm. The green light says “you’re fine,” the red light says “don’t touch that unless you want a new hairstyle.” Small, loud, accurate — and it makes me feel way more qualified than I am.
M**O
Good price, fast shipping
Good price, fast shipping
M**Z
Simple, but useful tool
Works great! I've already done 2 home projects since receiving it. It's very easy to use.
A**Z
Funcionalidad excelente
Excelente producto a buen precio, excelente herramienta para detectar voltaje
J**A
Exelent price, good quality
Exelent price, good quality, it works great
C**.
Muito boa!
Ferramenta eficiente!
E**E
Lo recomiendo
Muy practico
R**N
Parfait et simple d'utilisation.
C'était parfait pour tester le courant avec une seule main (sans danger de s'électrocuter) et très simple d'utilisation. J'avais déjà divers testeurs, mais ils étaient plus gros et exigeaient les deux mains, ce qui n'est guère pratique lorsqu'on a à tester des fils au plafond, les bras en l'air, par exemple avec des fluorescents et des ballasts qui ont parfois de nombreux fils.
Trustpilot
3 weeks ago
1 month ago