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Klein Tools NCVT1PKIT

Klein Tools NCVT1PKIT non-contact voltage and GFCI receptacle test kit, both tools on a white background

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NCVT1PKIT kit (NCVT1P pen plus RT205 receptacle tester, US)

Type:
Voltage Tester Pen and GFCI and Standard Receptacle Tester
Application:
Non-contact detection and testing of AC voltage; determine wiring condition in outlet
Voltage range:
NCVT1P: 50 to 1000V AC; RT205: 110 to 125V

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Package details

Model: NCVT1PKIT

NCVT1P non-contact voltage tester plus RT205 GFCI receptacle tester with batteries and instructions.

Condition:
Confirm new or reconditioned on the listing
Quantity:
Confirm package quantity on the listing
Included essentials:
NCVT1P non-contact voltage tester, RT205 GFCI receptacle tester, instructions, 2 x AAA 1.5V batteries

Important limit: Klein states the NCVT1P is not recommended for tamper-resistant outlets

Confirm condition, quantity and included accessories on the retailer’s listing.

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Specifications checked November 5, 2026. Full product details

Weight
4.2 oz (119 g)
In the box

In the box

NCVT1P non-contact voltage tester, RT205 GFCI receptacle tester, instructions, 2 x AAA 1.5V batteries

Manufacturer specifications

Klein Tools Non-Contact Voltage and GFCI Receptacle Test Kit (NCVT1PKIT)

A two-piece electrical test kit pairing the NCVT1P non-contact voltage tester pen (50 to 1000V AC) with the RT205 GFCI receptacle tester that reads common wiring faults from an outlet.

Which version should you buy?

Selected package: NCVT1PKIT kit (NCVT1P pen plus RT205 receptacle tester, US).

Bundles and accessories

  • NCVT1PKIT kitModel: NCVT1PKIT

    Contents and availability

    NCVT1P non-contact voltage tester plus RT205 GFCI receptacle tester with batteries and instructions.

    Buyers who want both a voltage pen and an outlet wiring tester in one purchase.

Related models and generations

These are different products. Check their specifications separately.

  • NCVT1P pen alone Model: NCVT1P

    Only the non-contact voltage tester pen, without the RT205 receptacle tester.

    Buyers who only need non-contact voltage checks.

    View NCVT1P pen alone

  • NCVT3PKIT Model: NCVT3PKIT

    Dual-range NCVT plus AC/DC voltage tester; the guide this site recommends it as an alternative to.

    Buyers wanting a dual-range pen with a wider low-voltage range.

    View NCVT3PKIT

Purchase links appear where the exact offer is verified. Confirm the named model, quantity and accessories before ordering.

Watch out

  • The kit's NCVT1P pen is single-range 50-1000V AC; Klein's NCVT3P has a dual 12-1000V range.
  • The RT205 tests GFCI and standard receptacles but does not measure voltage.

Why people pick it

  • Covers both halves of a basic electrical safety check: the NCVT1P pen checks for live voltage without contact from 50 to 1000V AC, and the RT205 reads outlet wiring faults
  • NCVT1P is rated CAT IV 1000V, per Klein's spec page, so it is suitable for checking service entrances as well as branch circuits
  • Bright green power-on LED and red voltage LED with beeps give a clear go/no-go indication
  • Batteries are included and auto power-off extends battery life, per the maker's feature list

Know before you buy

  • Klein states the NCVT1P is not recommended for tamper-resistant outlets
  • The RT205 only tests standard 110 to 125V receptacles; it is not for other outlet types or voltages
  • Detection only: neither tool displays a numeric voltage reading
  • The kit is a fixed two-tool pairing; buyers wanting a numeric display or dual-range NCVT need different models (Klein's NCVT3PKIT, NCVT5KIT, RT250KIT)

Full specifications

TypeVoltage Tester Pen and GFCI and Standard Receptacle Tester
ApplicationNon-contact detection and testing of AC voltage; determine wiring condition in outlet
Voltage rangeNCVT1P: 50 to 1000V AC; RT205: 110 to 125V
FrequencyNCVT1P: 50 to 500 Hz
Special featuresNCVT1P: green LED indicates power on; red LED indicates voltage detected with audible beeps; Klein does not recommend it for tamper-resistant outlets
Receptacle tester detectsOpen ground, reverse polarity, open hot, open neutral, hot/ground reversed
Safety standardNCVT1P: CAT IV 1000V; RT205: CAT II 125V
Pollution degreeNCVT1P and RT205: 2
Drop protectionNCVT1P and RT205: 6.6 ft (2 m)
MaterialPolymer body and electronic components
Batteries2 x AAA (included)
IncludedNCVT1P non-contact voltage tester, RT205 GFCI receptacle tester, instructions, 2 x AAA 1.5V batteries
Overall size8.66 x 3.94 x 2.05 in (22 x 10 x 5.2 cm)
Weight4.2 oz (119 g)
UPC092644694226

From manufacturer documentation, checked November 5, 2026. Spotted an error? Tell us.

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