The Southwire 40022S GFCI Receptacle Tester quickly identifies the most common wiring faults associated with 3-wire 120V outlets. Just plug it into the outlet, and the indicator lights quickly tell you if the outlet is wired correctly. Press the red button to verify that a GFCI circuit is functioning properly.
• Tests standard 120V outlets
• Tests Ground Fault Circuit Interrupter (GFCI) outlets and circuits
• Performs 7 tests: GFCI functional test, open ground, open neutral, open hot, hot/ground reversed, hot/neutral reversed, and wired correctly
• Three light indicators identify wiring faults
• Wiring legend on the top and bottom of the tester so it’s always easy to see
• UL listed
• 3.6″ x 1.7″ x 1.0″
Before You Order
Before ordering, compare part number 40022S, dimensions 3.6" x 1.7" x 1.0", voltage 120.00 V with the existing rv electrical receptacle and installation requirements.
Frequently Asked Questions
What does the source list for dimensions?
The source lists dimensions as 3.6" x 1.7" x 1.0" for this product.
What does the source list for voltage?
The source lists voltage as 120.00 V for this product.






