BA120AFC - 20A AFCI Circuit Breaker

BA120AFC  - 20A AFCI Circuit Breaker

The BA120AFC is a 20 amp, single-pole, bolt-on molded case circuit breaker engineered to provide reliable overcurrent protection and advanced arc-fault protection in 120/240VAC electrical systems. Designed with Combination Type Arc-Fault Circuit Interrupter (AFCI) technology, this breaker helps detect both series and parallel arc faults—common causes of residential electrical fires—while also delivering dependable short-circuit and overload protection. With a 10kA A.I.C. rating at 120/240VAC, the BA120AFC is built to perform in demanding branch circuit applications where safety, code compliance, and long-term performance matter. Its bolt-on mounting configuration ensures a secure, stable connection to compatible panelboards, making it a trusted solution for contractors, electricians, and facility maintenance professionals seeking consistent protection and straightforward installation.

Key Features and Benefits

• 20 Amp, Single-Pole Protection – Ideal for standard 120V branch circuits requiring reliable overcurrent control.
• Combination Type AFCI Technology – Detects dangerous arc faults (both series and parallel) to help reduce the risk of electrical fires.
• 10kA Interrupting Capacity @ 120/240VAC – Designed to safely interrupt high fault currents.
• Bolt-On Design – Provides a secure mechanical and electrical connection within compatible panelboards.
• BAF2 Frame Type – Ensures proper fit and performance in designated applications.
• Molded Case Construction – Built for consistent operation and long service life under normal operating conditions.
  

Technical Specifications

• Part Number: BA120AFC
  
• Poles: 1
  
• Amperage Rating: 20 Amps
  
• Voltage Rating: 120/240VAC
  
• Interrupting Capacity (A.I.C.): 10kA @ 120/240VAC
  
• Frame Type: BAF2
  
• Trip Type: Combination Type Arc-Fault Circuit Interrupter (AFCI)
  
• Mounting Type: Bolt-On
  
• Approximate Ship Weight: 1.0 lb
  
• Height: 5.0 inches
  

Material Compliance and Certifications

• Industry Standards: The BA120AFC circuit breaker is manufactured to meet applicable industry standards for molded case circuit breakers and arc-fault protection devices.
• NEC Alignment: Combination Type AFCI breakers are typically designed to align with National Electrical Code (NEC) requirements for arc-fault circuit protection in designated residential and light commercial spaces. Always verify local code requirements and panel compatibility before installation.
  

Where It Works Best

• The BA120AFC 20 amp AFCI breaker is well-suited for residential branch circuits, including bedrooms, living areas, and other spaces where combination arc-fault protection is required by code. It is also appropriate for light commercial applications that call for 120/240VAC single-phase protection with bolt-on mounting. Electricians often select this breaker when upgrading panels for improved fire safety or when installing new circuits that must comply with modern arc-fault protection standards.