GFCI Receptacle Outlet Tester

The Gardner Bender GFCI Receptacle Outlet Tester (Model GFI3501) is a compact, analog tester designed for electricians and DIY enthusiasts. Simply plug it into any standard 120 VAC receptacle or extension cord to instantly verify wiring integrity and ground-fault protection. Its built-in test button safely trips the circuit at 6–9 mA, confirming proper GFCI operation.

Featuring color-coded neon indicators and on-board wiring charts, this tester quickly pinpoints seven common outlet conditions. Rugged, lightweight and maintenance-free, it’s the perfect pocket-sized tool for residential, commercial or industrial applications.

Key Features

• Tests for seven conditions:
• Ground fault interruption
• Open ground
• Open neutral
• Open hot
• Hot/ground reverse
• Hot/neutral reverse
• Correct wiring
• Integrated test button trips GFCI at 6–9 mA
• Color-coded neon lamps for instant visual feedback
• Ergonomic, pocket-sized design
• No batteries required
• Durable, analog operation—no electronics to calibrate

⚠️ WARNING: This product can expose you to DEHP, known to the State of California to cause cancer and birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.