QOB120AFI - 20 Amp Circuit Breaker

QOB120AFI - 20 Amp Circuit Breaker

The QOB120AFI is a 1-pole, 20-amp bolt-on circuit breaker designed for use in compatible 120/240VAC electrical distribution systems. Featuring Arc Fault Circuit Interruption (AFI) protection, this breaker is intended to help detect certain hazardous arc fault conditions while providing dependable overcurrent protection for branch circuits. Its bolt-on mounting design offers a secure connection in compatible panelboards, making it a practical choice when maintaining or replacing components in existing electrical systems. Built to last, the QOB120AFI is engineered for reliable operation while matching the form, fit, and function required for compatible installations. Whether you're replacing a worn breaker during maintenance or servicing an existing commercial or residential electrical panel, the QOB120AFI bolt-on circuit breaker delivers the ratings and configuration needed to help keep compatible electrical systems operating safely and efficiently. Its compact footprint also makes installation straightforward in panelboards designed for the QOB-AFI breaker type.

Key Features and Benefits

• 20 Amp Current Rating: 20 Amp current rating for branch circuit protection
• Single-Pole Configuration: Single-pole (1P) configuration
• Bolt-On Mounting Design: Bolt-on mounting design for a secure connection in compatible panelboards
• Arc Fault Circuit Interruption (AFI): Arc Fault Circuit Interruption (AFI) functionality helps detect certain arc fault conditions
• 10k A.I.C. Rating: Rated 10k A.I.C. at 120/240VAC
• Form, Fit, and Functional Replacement: Designed for form, fit, and functional replacement in compatible electrical systems
• Compact Design: Compact design helps simplify installation where space is limited
• Built to Last: Built to last for dependable operation in compatible applications
  

Technical Specifications

• Part Number: QOB120AFI
  
• Type: QOB-AFI
  
• Circuit Breaker Style: Bolt-On
  
• Arc Fault Protection: Yes (AFI)
  
• Poles: 1
  
• Amperes: 20A
  
• Voltage Rating: 120/240VAC
  
• Interrupting Rating (A.I.C.): 10kA
  
• Dimensions:
  • Height: 4.75 in.
  • Width: 0.75 in.
  • Depth: 2.44 in.

Material Compliance and Certifications

• Compatible Equipment: Designed for installation in compatible electrical distribution equipment
• Interrupting Rating: Rated 10k A.I.C. at 120/240VAC
• Arc Fault Circuit Interruption (AFI): Arc Fault Circuit Interruption (AFI) functionality
• Installation Requirements: Install and service in accordance with applicable electrical codes and manufacturer recommendations
  

Where It Works Best

• The QOB120AFI is well suited for compatible commercial, industrial, and residential panelboards that require a 1-pole, 20-amp bolt-on arc fault circuit breaker. It is commonly used when maintaining existing electrical distribution systems where matching the original breaker type, mounting style, voltage rating, and interrupting capacity is essential for proper compatibility and operation.