GFCI Tester detects the most common wiring faults in standard, AFCI, and GFCI electrical outlets

Test AFCI devices by simulating arc fault conditions

Test GFCI devices by simulating ground fault conditions

Capable of detecting a dual-open wiring fault with simultaneous open neutral and open ground wires (patent pending technology)

Tester delivers clear visual indication of the wiring condition at the electrical outlet

Designed to test North American-style grounded electrical outlets in 120V AC circuits (incorporates a three-pin plug)

Electrical plug is on a 10-Inch (25.4 cm) flexible electrical cord to access electrical outlets in difficult to reach locations

GFCI Receptacle Tester features a large backlit LCD readout of voltage and clear indication of wiring conditions

LCD readout shows the time required to trip a GFCI device

Detect and identify common wiring faults

Patent pending detection of Open Neutral Open Ground wiring fault

Auto-Hold is convenient for hard-to-reach outlets

Bright green and red LEDs illuminate for visual indicators

CAT II 135V safety rating

Durable 6.6-Foot (2 m) drop protection

For use on 3-wire, North American 120V electrical outlets only

Detect Common Wiring Faults: Standard 3-wire 120V electrical receptacles tester, this receptacle tester detects the most common wiring faults in standard and GFCI electrical outlets, open ground, open neutral, hot/ground reverse, hot/neutral reverse, hot/ground reverse & open ground.It's an essential tool for maintenance personnel, inspectors, and homeowners. Choose our reliable and easy-to-use outlet testers for accurate electrical diagnostics and enhanced safety in your home or workplace.

Large and Clear LCD Color Screen: GFCI receptacle tester features a large LCD reverse color screen for easy voltage reading and clear indication of wiring conditions. This intuitive design allows you to quickly and easily read receptacle wiring and voltage measurements. Additionally, it displays the actual voltage of each tested outlet

ONE-CLICK GFCI OUTLET TESTER: Press the GFCI button and check if the trip breaker is functioning. If the GFCI receptacle trips, that means the power leakage protection function is good. A good plug in tester to ensure electrical safety. Note: Please test the GFCI on the line with the correct wiring and circuit breaker installed.

EASY TO USE: By simply plugging it in the outlet, look at the lights, can quickly identify one of the six common wiring options. An easy-to-understand chart on the tester helps determine wiring conditions of plugs based on LED red light results. The automatic hold function is convenient for hard-to-reach sockets. This socket checker also supports automatic shutoff, low battery indication.

Service Support: NF-821 outlet tester conforms to CAT.II 300V and CE certification standards, ensuring safety and reliability.Serving customers is our top priority. If you have any questions, please contact us. We will reply within 24 hour

Tests ground fault receptacles by overloading circuit and tripping GFCI

Easy to use

Tests for seven conditions

Succession of yellow and red lights provides indications of circuit status or specifies wiring errors

Tester trips GFCI between 6-9 mA

GFCI Test Button

Bright color coded neon indicators

Status indication chart

Soft-grip, contoured edges

Hi-Impact ABS housing

GFCI RECEPTACLE TESTER (NEW)

【RECEPTACLE TESTER FUNCTION】Outlet Ground Tester for checking and confirming the proper wiring of AC outlets,detects the most common and probable improper wiring problems & conditions in standard receptacles 95-125 VAC outlets.Detect Faulty Wiring in 3-wire Receptacles.

【EASY TO READ】Plug Tester for Electrical Outlets will tell you based on the color coded lights whether or not the job was done correctly, or if the outlet has power,which is important if you don't want to get zapped.Easy understanding chart on the tester helps the LED light -based results,for easy visual indication.

【DURABLE & SAFE & SMALL】Electrical Outlet Receptacles Tester has compact ergonomic design,impact-resistant ABS housing with texted side design for grip.You can carry it with you so that you can find a charging outlet when you go out.Handy tool, it fits in the palm of your hand.

【GFCI TEST BUTTON & MULTIPLE DETECTION】Socket Outlet Analyzer Tester,DETECT WIRING FAULTS of open ground,open neutral,open hot,dual open (neutral and ground),reversed hot/ground,and reversed hot/neutral.Please note that this tester does not indicate ground quality or reversal of grounded and grounding conductors.

【ACCURATE HOME INSPECTORS】125V Outlet Circuit Analyzer is the ideal tester for home inspectors.One of the Most Popular Testers by Electricians, Inspectors, Technicians and Homeowners who need to check the wiring of outlets in kitchens,bathrooms and offices.

Test GFCI receptacles for proper operation; detect faulty wiring in 3-wire receptacles

Lights display 5 wiring faults: Open Ground, Open Neutral, Hot/Ground Reverse, Open Hot, Hot/Neutral Reverse

Easy-to-read fault label each side, designed for receptacles with ground up or ground down installation

cULus listed

Unique "Finger Loop" eases removal from receptacles, especially those with high retention force