The Klein Tools NCVT3P is a dual-range non-contact voltage tester with an integrated flashlight, detecting 12–1000V AC or 70–1000V AC for coverage of both standard and low-voltage AC systems. The flashlight operates independently from voltage detection for hands-free illumination in dark panels and junction boxes. Rated CAT IV 1000V and IP67 — fully dustproof and waterproof. Drop-tested to 6.6 feet. Battery life rated at 125 hours. Covered by Klein Tools' 1-year limited warranty.
What's the difference between the NCVT2P and NCVT3P?
Both are dual-range (12–1000V AC) with IP-rated bodies, but the NCVT3P adds an IP67 waterproof rating (vs. IP54 on the NCVT2P) and an integrated flashlight that works independently of the voltage detection function.
Can I use the flashlight without the voltage tester being in detection mode?
Yes — the flashlight operates independently. You can use it to illuminate a dark panel or junction box without activating voltage detection.
What does IP67 mean — can I use this in wet conditions?
IP67 means the tester is completely dustproof and can be submerged in up to 1 meter of water for up to 30 minutes. It's the highest-rated NCVT in the family and suitable for outdoor and wet jobsite use.
Can this detect low-voltage systems like doorbells or thermostats?
Yes — the 12–1000V AC range covers doorbells (16–24V AC), thermostats (24V AC), irrigation controllers, and low-voltage lighting, in addition to standard 120V and 240V household circuits.
How does the NCVT3P compare to the NCVT1P for everyday home use?
The NCVT3P detects low-voltage circuits the NCVT1P misses (below 50V), is waterproof rather than just splash-resistant, and adds a flashlight — making it the better choice for working inside panels, crawl spaces, or anywhere lighting is limited.
How long do the batteries last?
125 hours — slightly less than the NCVT2P (142 hours) due to the flashlight, but still a very long service life on two AAA batteries.
# Klein Tools® NCVT3P Dual Range Non-Contact Voltage Tester with Flashlight, 12 to 1000V AC **Model:** `NCVT3P` **Brand:** Klein Tools **Category:** Voltage Tester > The Klein Tools NCVT3P is a dual-range non-contact voltage tester with an integrated flashlight, detecting 12–1000V AC or 70–1000V AC for coverage of both standard and low-voltage AC systems. The flashlight operates independently from voltage detection for hands-free illumination in dark panels and junction boxes. Rated CAT IV 1000V and IP67 — fully dustproof and waterproof. Drop-tested to 6.6 feet. Battery life rated at 125 hours. Covered by Klein Tools' 1-year limited warranty. ## Specifications | Attribute | Value | |---|---| | Product Type | Non-Contact Voltage Tester | | Voltage Range Ac | 12–1000V AC; 70–1000V AC | | Frequency Hz | 50–500 | | Safety Rating | CAT IV 1000V | | Ip Rating | IP67 | | Drop Protection Ft | 6.6 | | Flashlight | Yes | | Dual Range | Yes | | Battery Type | 2 × AAA | | Battery Life Hours | 125 | | Overall Length In | 5.7 | | Overall Height In | 0.93 | | Overall Width In | 1.09 | | Assembled Weight Oz | 1.9 | | Material | Polycarbonate | | Pollution Degree | 2 | | Barcode (UPC) | 092644693236 | | Warranty | 1-year limited | ## What's Included - Non-contact voltage tester pen - 2 × AAA batteries Source: https://www.jaspecs.com/klein-tools/voltage-tester/ncvt3p-klein-tools-dual-range-non-contact-voltage-tester-flashlight-12-1000v-ac/