QFB1252 - 125Amp Circuit Breaker

QFB1252 - 125Amp Circuit Breaker

The QFB1252 is a 2-pole, 125-amp Type QFB circuit breaker designed to provide dependable overcurrent and short-circuit protection in your compatible 120/240VAC electrical distribution systems. With a 10kA interrupting capacity (A.I.C.), this breaker is intended for use in applications where maintaining the original form, fit, and function of an existing electrical system is important. Built to deliver consistent circuit protection, the QFB1252 helps you safeguard electrical equipment and wiring while supporting the safe operation of compatible panelboards and distribution equipment. Designed to last, this breaker is a practical solution for maintenance, repair, and replacement projects in your commercial, industrial, and institutional environments where matching the original specifications is essential.

Key Features and Benefits

• 125 Amp Rating – Suitable for protecting higher-capacity branch circuits and electrical equipment.
• 2-Pole Configuration – Simultaneously protects two energized conductors in 120/240VAC systems.
• 10kA Interrupting Capacity – Rated for 10,000 A.I.C. at 120/240VAC to help interrupt fault currents within its specified rating.
• Type QFB Design – Provides form, fit, and functional compatibility for equipment designed to accept Type QFB circuit breakers.
• Built to Last – Manufactured for dependable operation in compatible electrical distribution systems.
• Ideal for Maintenance and Replacement – Helps maintain the original electrical system configuration without altering equipment design.
  

Technical Specifications

• Part Number: QFB1252
  
• Type: QFB
  
• Poles: 2
  
• Amperage: 125 Amps
  
• Voltage Rating: 120/240VAC
  
• Interrupting Rating (A.I.C.): 10kA @ 120/240VAC
  

Material Compliance and Certifications

• The QFB1252 is manufactured for use in electrical distribution systems requiring a Type QFB circuit breaker. It is designed to meet the applicable manufacturing and electrical standards associated with its product class. Always confirm compatibility with your existing equipment and verify that all installation and application requirements comply with local electrical codes and the equipment manufacturer's specifications.
  

Where It Works Best

• The QFB1252 is well suited for use in compatible commercial, industrial, and institutional electrical distribution systems that require a 2-pole, 125-amp Type QFB circuit breaker. It is commonly used in panelboards and related electrical equipment operating on 120/240 VAC systems, where maintaining the original form, fit, and function is essential during maintenance, repair, or replacement. Before installation, verify that the breaker type, amperage, voltage, and interrupting rating match the requirements of the existing equipment.