Klein Tools Non-Contact Voltag...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$87.91
$68.47
Klein Tools NCVT1PKIT Non-Contact Voltage and GFCI Receptacle Test Kit

Klein Tools Non-Contact Voltage Tester and GFCI Receptacle Test Kit 50-1000V AC with LED Indicators

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Model: NCVT1PKIT
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$87.91
$68.47
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Klein Tools Non-Contact Voltage Tester and GFCI Receptacle Test Kit 50-1000V AC with LED Indicators

Professional electrical testing solution for voltage detection and receptacle troubleshooting

The Klein Tools Non-Contact Voltage Tester and GFCI Receptacle Test Kit delivers comprehensive electrical testing capabilities with 50-1000V AC operating range and CAT IV 1000V safety rating. This professional kit combines non-contact voltage detection with GFCI receptacle testing in a durable polymer construction, featuring bright LED indicators and audible alerts for reliable field performance.

Professional Features & Benefits

  • 50-1000V AC Operating Range: Provides broad application coverage for residential and commercial electrical systems with professional-grade voltage detection capability.
  • CAT IV 1000V Safety Rating: Ensures safe operation in high-energy electrical environments with maximum protection for professional electricians and technicians.
  • Dual LED Indicator System: Green LED confirms operational status while high-intensity red LED with audible beeps provides clear voltage detection alerts in any lighting condition.
  • GFCI Receptacle Testing: RT205 tester detects common wiring problems including open ground, reverse polarity, open hot, open neutral, and hot/ground reversed conditions.
  • 6.6' Drop Protection: Both NCVT1P and RT205 units withstand 6.6-foot drops for reliable performance in demanding work environments.
  • Auto Power-Off Feature: Conserves battery life and extends operational time between battery changes for improved field efficiency.
  • Complete Kit Solution: Includes NCVT1P Non-Contact Voltage Tester, RT205 GFCI Receptacle Tester, instructions, and all required 2 x AAA batteries.

Technical Specifications

  • Batteries: 2 x AAA
  • Department: Electrical
  • Depth: 8.6600 in
  • Drop Protection: NCVT1P and RT205 - 6.6' (2 m)
  • Frequency: NCVT1P - 50 - 500 Hz
  • Height: 2.0500 in
  • Material: Polymer Body and Electronic Components
  • Overall Height: NCVT1P - 0.72" (1.8 cm); RT205 - 1.24" (3.1 cm)
  • Overall Length: NCVT1P - 5.5" (14 cm); RT205 - 3.36" (8.5 cm)
  • Overall Width: NCVT1P - 1" (2.5 cm); RT205 - 1.59" (4 cm)
  • Pollution Degree: NCVT1P and RT205 - 2
  • Product Details: Voltage Tester Pen and GFCI and Standard Receptacle Tester
  • Product Group: Test & Measurement
  • Product Subgroup: Electrical Testers
  • Product Type: Voltage Tester Pen and GFCI and Standard Receptacle Tester
  • Product Voltage: NCVT1P - 50 - 1000V AC; RT205 - 110 - 125V
  • Standard: NCVT1P: CAT IV 1000V; RT205: CAT II 125V
  • Weight: 0.2600 lbs
  • Width: 3.9400 in

Professional Applications

  • Residential Electrical Service and Maintenance
  • Commercial Building Electrical Systems
  • Industrial Facility Troubleshooting
  • Electrical Contractor Field Work
  • HVAC System Electrical Components
  • Lighting Circuit Testing and Repair
  • Panel and Switchgear Maintenance

Why Choose Klein Tools Quality?

Klein Tools delivers professional-grade electrical testing equipment with proven durability and reliability. The polymer construction and 6.6-foot drop protection ensure long-term performance in demanding work environments, while the CAT IV 1000V safety rating provides maximum protection for professional applications.

Manufacturer Resources

Spec Sheet

Product Specs

Batteries:
2 x AAA
Drop Protection:
NCVT1P and RT205 - 6.6' (2 m)
Frequency:
NCVT1P - 50 - 500 Hz
Overall Height:
NCVT1P - 0.72" (1.8 cm); RT205 - 1.24" (3.1 cm)
Overall Length:
NCVT1P - 5.5" (14 cm); RT205 - 3.36" (8.5 cm)
Overall Width:
NCVT1P - 1" (2.5 cm); RT205 - 1.59" (4 cm)
Pollution Degree:
NCVT1P and RT205 - 2
Standards:
NCVT1P: CAT IV 1000V; RT205: CAT II 125V
Department:
Electrical
Product Group:
Test & Measurement
Product Subgroup:
Voltage Testers
Product Voltage:
NCVT1P - 50 - 1000V AC; RT205 - 110 - 125V
Product Height:
2.0500 in
Product Material:
Polymer Body and Electronic Components
Product Weight:
0.2600 lbs
Product Width:
3.9400 in
Product Depth:
8.6600 in
Product Type:
Voltage Tester Kit

Klein Tools NCVT1PKIT – Frequently Asked Questions

1) What comes in the Klein Tools NCVT1PKIT test kit?
Two testers ship together: the NCVT1P non-contact voltage tester pen and the RT205 GFCI and standard receptacle tester, plus instructions and the 2 AAA batteries they run on. You don't need to buy cells separately to put it to work the day it arrives.
2) Can I use the Klein NCVT1P pen on 480V three-phase gear, or is it only for residential circuits?
The NCVT1P pen covers 50 to 1000V AC at 50 to 500 Hz, so 120V branch circuits and 277/480V commercial gear are both inside its range. It carries a CAT IV 1000V rating, which is the service-entrance and outdoor-drop category. The RT205 receptacle tester is a different animal: 110 to 125V, CAT II 125V, so keep it on standard 125V receptacles only.
3) What wiring faults will the Klein RT205 receptacle tester actually find?
The RT205 flags open ground, reverse polarity, open hot, open neutral, and hot/ground reversed, and it trips and tests GFCI receptacles. That covers the faults a property manager or maintenance tech runs into on a turnover walk. It won't tell you about a bootleg ground or measure actual voltage, so pair it with the NCVT1P for live/dead checks.
4) Is this Klein kit tough enough to live in a tool pouch on a jobsite?
Both the NCVT1P and the RT205 are rated for a 6.6 foot (2 m) drop, which is above typical ladder-belt height. Bodies are polymer over the electronic assembly. The pen is 5.5 inches long, 1 inch wide and 0.72 inch tall, so it clips in a shirt pocket; the RT205 is 3.36 by 1.59 by 1.24 inches.
5) How do I know the Klein NCVT1P pen is working and not just dead in my pocket?
A green LED lights to confirm the pen is powered and operational, so a silent tool reads as an off tool rather than a false safe. When it senses voltage, a high-intensity red LED comes on with audible beeps. It also powers itself off automatically to save the AAA cells between uses.
6) Which part number do I order for the Klein voltage tester and GFCI tester kit?
Order Klein Tools NCVT1PKIT. That single part number brings the NCVT1P pen and RT205 receptacle tester together; the two are also sold individually under those model numbers if you only need one of them.
7) Can I use the RT205 to test a GFCI breaker at the panel?
No. The RT205 plugs into a 125V receptacle to trip and verify a GFCI device from the load side; it has no way to connect at a breaker. It's rated CAT II 125V, which is receptacle-level, not panel-level. For live work inside a panel, use the NCVT1P pen, which is CAT IV 1000V.
8) Will the Klein NCVT1P pick up voltage on a variable frequency drive or generator circuit?
The pen's stated frequency window is 50 to 500 Hz, so standard 60 Hz utility power, 50 Hz equipment, and 400 Hz circuits fall inside it. Readings outside that band aren't covered by the spec. It's an AC-only non-contact detector, so DC circuits are not its job.
9) Is this Klein test kit suitable for a facility MRO crib where techs work in dusty mechanical rooms?
Both units are Pollution Degree 2, the normal rating for indoor, non-conductive-dust environments; wet or conductive contamination is outside that. Combined weight is 0.26 lbs, so it's an easy add to every tech's cart. Typical use covers panel and switchgear checks, lighting circuits, and HVAC electrical components.
How fast can I get the Klein Tools NCVT1PKIT delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Klein Tools NCVT1PKIT come with a warranty?
Absolutely. The Klein Tools NCVT1PKIT is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Klein Tools NCVT1PKIT?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the Klein Tools NCVT1PKIT from ZenSupply?
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