Square D HOM120AFI 20A 1P 120V Circuit Breaker, Homeline, AFCI, Plug-On | AmpState

The Square D HOM120AFI 20A 1P 120V AFCI Plug-On Circuit Breaker is engineered for dependable arc-fault protection in Homeline panelboards, load centers, and electrical distribution systems. This direct-part-number match is a smart choice for maintenance teams, panel builders, and stock inventories where precise compatibility matters.

Why this AFCI Plug-On breaker stands out

• Plug-on design snaps into compatible Homeline panels without separate mounting hardware, trimming installation time and reducing wiring mistakes.
• AFCI protection detects and interrupts arc faults on the circuit, helping to prevent electrical fires on branch circuits.
• 1-pole, 20-amp, 120-volt configuration precisely suits standard residential and light-commercial branch circuits requiring AFCI protection.
• Homeline compatibility ensures a seamless fit within Square D systems for reliable performance.
• Direct part-number match with HOM120AFI simplifies procurement and maintenance—available from AmpState for quick replacement in the field.

Ideal applications and use cases

• Upgrading existing panelboards or load centers to include AFCI protection on designated circuits without rewiring or specialty adapters.
• Spare inventory for service vans and maintenance fleets to minimize downtime when AFCI protection is required.
• New installations in spaces where enhanced electrical safety is a priority, such as living rooms, bedrooms, and home offices wired through Homeline panels.

Specifications at a glance

• Manufacturer: Square D
• Part Number: HOM120AFI
• Product Type: Circuit Breaker
• Amperage: 20 A
• Poles: 1
• Voltage: 120V
• Series: Homeline
• Type: AFCI Plug-On

What problems this breaker helps solve

By providing arc-fault interruption on 120V circuits, the HOM120AFI helps mitigate fire risks associated with frayed wires, damaged insulation, or loose connections. It’s a practical solution for code-conscious installations and for teams that need reliable, ready-to-go AFCI protection in standard 1-pole configurations.

Installation and compatibility tips

• Ensure your panelboard or load center is compatible with Homeline plug-on breakers before installation.
• Verify the circuit requires AFCI protection and that a 20A, 1P, 120V breaker is appropriate for the branch circuit.
• Handle with standard electrical safety practices; snap the unit firmly onto the hot bus and close the panel cover securely after wiring is complete.

Need help confirming compatibility or finding the exact spare you need? AmpState offers direct part-number matching for the HOM120AFI to ensure a precise fit in your electrical distribution setup.