Klein Tools GFCI Outlet Tester 110/125V AC 3-Wire Receptacle Professional Grade

Klein Tools GFCI Outlet Tester 110/125V AC 3-Wire Receptacle Professional Grade

Professional-Grade GFCI Testing Equipment for Electrical Safety

The Klein Tools GFCI Outlet Tester delivers professional-grade electrical testing performance for GFCI receptacle verification and outlet wiring diagnosis. This compact testing instrument features advanced fault detection technology designed for electricians, electrical contractors, and maintenance professionals, providing the reliable performance and industry-leading quality that tradesmen demand from America's most trusted electrical tool manufacturer.

Professional Features & Benefits

GFCI Testing Performance

• GFCI Operation Verification - Tests and confirms proper operation of ground fault protective devices with Klein Tools precision engineering
• Wiring Problem Detection - Identifies the most common wiring faults in standard and GFCI receptacles for comprehensive electrical safety
• 110/125V AC Compatibility - Works on standard 3-wire outlets at 50/60Hz for versatile electrical testing applications
• Convenient Reference Chart - Built-in diagnostic chart provides instant fault identification for efficient troubleshooting

Durability & Safety Standards

• Drop Protection Design - Built to withstand 6.6-foot drops with Klein Tools rugged construction for jobsite reliability
• Wide Operating Range - Functions in temperatures from 32°F to 140°F for year-round electrical testing performance
• Professional Safety Rating - CAT II 300V safety standard ensures protection during electrical testing operations

Technical Specifications

Compact dimensions of 1.62" length x 1.88" width x 2.88" height, weighing only 0.123 lbs for portable testing. Operates on 110/125V AC at 50/60Hz in 3-wire outlets. Operating temperature range 32°F to 140°F (0°C to 40°C). Drop protection rated to 6.6 feet (2m). CAT II 300V safety standard compliance for professional electrical work.

Installation & Usage

1. Verify outlet power is ON and circuit breaker is in proper position before testing
2. Insert tester into 3-wire GFCI or standard receptacle ensuring proper plug alignment
3. Read LED indicator pattern and compare to built-in reference chart for fault diagnosis
4. Press GFCI test button to verify ground fault protection operation and response time
5. Press GFCI reset button to restore normal operation after successful testing
6. Document test results and consult qualified electrician for any wiring problems identified

Professional Applications

Ideal for:

• Electrical Installation - New construction GFCI testing and outlet wiring verification for code compliance
• Maintenance Testing - Routine GFCI function testing in commercial and residential electrical systems
• Safety Inspections - Electrical safety audits and OSHA compliance testing in industrial facilities
• Troubleshooting - Diagnosing outlet wiring problems and GFCI device malfunctions
• Residential Service - Home electrical service calls and outlet safety verification
• Commercial Electrical - Office building and retail facility electrical system testing
• Industrial Maintenance - Manufacturing facility electrical safety testing and preventive maintenance
• Educational Facilities - School and university electrical system safety verification

Compact Design Advantage

Klein Tools engineering delivers professional-grade testing capability in an ultra-compact form factor that fits easily in tool pouches and electrical bags. The rugged construction withstands daily jobsite use while the intuitive LED display and reference chart enable quick fault diagnosis without complex interpretation, making it essential for electrical professionals who demand reliable GFCI testing performance.

Why Choose Klein Tools Quality?

Since 1857, Klein Tools has maintained its commitment to manufacturing the highest quality electrical testing equipment for professional tradesmen. This GFCI outlet tester represents over 165 years of electrical tool innovation, featuring precision engineering, rigorous safety testing, and the durability standards that have made Klein Tools the most trusted name among electricians, electrical contractors, and maintenance professionals nationwide.