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The EATON siemens-q120df is a dual function combination circuit breaker that provides both Arc Fault Circuit Interrupter (AFCI) and Ground Fault Circuit Interrupter (GFCI) protection in a single 1-pole, plug-in unit. Rated at 20 amps and 120 volts, it accepts 14 to 8 AWG copper conductors and delivers a 10 kilo-amp interrupt rating. A trip LED indicator signals fault events, making diagnosis faster during service calls. Licensed electricians install this breaker in residential and light commercial load centers where code requires combined AFCI and GFCI protection on a single circuit.
This breaker is suited for 120-volt branch circuits in residential construction and renovation projects where the National Electrical Code (NEC) mandates dual-function protection. Typical applications include bedroom, kitchen, laundry, and bathroom circuits where both arc fault and ground fault hazards must be addressed. The plug-in design simplifies installation in compatible load centers without requiring additional hardware or adapters.
Designed as an OEM-style plug-in replacement dual function circuit breaker for compatible 1-pole, 120-volt residential and light commercial load center applications. Verify load center compatibility before installation.
Installation must be performed by a licensed electrician in accordance with the National Electrical Code (NEC) and all applicable local codes. De-energize the load center and verify the main breaker is off before handling any bus or wiring connections. Follow the manufacturer wiring diagram supplied with the breaker, paying attention to the neutral pigtail connection required for proper AFCI and GFCI operation. Do not install in a load center that is not rated for plug-in breakers of this type.
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