The Triplett ET550 AFCI/GFCI Receptacle Tester is a professional electrical diagnostic tool designed for electricians, home inspectors, maintenance technicians, contractors, and DIY users who need to verify outlet wiring integrity and test AFCI and GFCI protection devices quickly and accurately. Engineered for safety and convenience, the ET550 helps identify wiring faults in standard 3-wire receptacles while also verifying the proper operation of AFCI, GFCI, and 30mA equipment protection GFCI devices.

Featuring intuitive fault indication lights, a durable drop-tested design, and an integrated 19.7" AC cord for accessing difficult receptacles, the Triplett ET550 simplifies outlet diagnostics in residential, commercial, and industrial environments. Whether performing electrical inspections, troubleshooting wiring issues, or verifying code compliance, the ET550 provides the reliable functionality professionals require for safe electrical testing.

• Verifies electrical outlet wiring and tests AFCI/GFCI device operation
• Tests AFCI, GFCI, and 30mA equipment protection GFCIs
• Quickly identifies faulty wiring in 3-wire receptacles
• Light indicators display six possible wiring faults for easy diagnostics
• Integrated 19.7" (500mm) AC cord allows testing of hard-to-reach receptacles
• Simple push-button operation for fast testing
• Durable drop-proof design tested up to 6.6ft (2m)
• Low battery indicator improves reliability during field use
• Ideal for electrical inspections, troubleshooting, maintenance, and code verification
• Compact handheld design for convenient portability

• Manufacturer: Triplett
• Model: ET550
• UPC: 614395004781
• Product Type: AFCI/GFCI Receptacle Tester
• Functions: Outlet Wiring Verification, AFCI Testing, GFCI Testing
• Fault Detection: Six Wiring Fault Indications
• Compatible Receptacles: 3-Wire Electrical Outlets
• Integrated Cord Length: 19.7" (500mm)
• Drop Protection: Tested up to 6.6ft (2m)
• Low Battery Indicator: Yes
• Power Source: (3) AAA Batteries
• Country of Origin: China
• ECCN: EAR99
• HTS Code: 9030.33.3800
• Shipping Weight: 0.8 lbs.
• Dimensions: 14" L x 7" W x 3" H
• Package Type: Clamshell
• Includes: Integrated 19.7" AC cord with 3-wire plug and (3) AAA batteries
• Warranty: 1 Year