TFJ224125 - 125Amp Circuit Breaker

TFJ224125 - 125Amp Circuit Breaker

The TFJ224125 is a 2-pole, 125-amp molded case circuit breaker designed for use in your commercial and industrial electrical distribution systems requiring dependable branch circuit and feeder protection. Built with a non-interchangeable thermal magnetic trip unit, this Type TFJ circuit breaker provides protection against overloads and short circuits while maintaining the form, fit, and function needed for compatible existing equipment. Designed to last, it features a 22kA interrupting capacity at 480VAC and 25kA at 240VAC, making it suitable for applications where these electrical ratings are required. This model also includes load-side lugs, helping you simplify installation in compatible panelboards and switchgear.

Key Features and Benefits

• 125 Amp Current Rating: 125 Amp current rating for commercial and industrial power distribution.
• 2-Pole Configuration: 2-pole configuration for protecting 240V and compatible multi-phase circuits.
• Type TFJ Molded Case Circuit Breaker: Type TFJ molded case circuit breaker.
• Thermal Magnetic Trip Unit: Thermal magnetic trip unit provides both overload and instantaneous short-circuit protection.
• Non-Interchangeable Trip Unit: Non-interchangeable trip unit maintains the original factory configuration.
• Interrupting Capacity: Interrupting capacity rated at 22kA at 480VAC and 25kA at 240VAC.
• Load-Side Lugs Included: Includes load-side lugs for installation in compatible equipment.
• Form, Fit, and Functional Replacement: Designed for form, fit, and functional replacement in compatible legacy electrical systems.
• Durable Molded Case Construction: Durable molded case construction built for long service life under normal operating conditions.
  

Technical Specifications

• Part Number: TFJ224125
  
• Type: TFJ
  
• Frame: F225 Line Molded Case
  
• Circuit Breaker Type: Molded Case Circuit Breaker
  
• Poles: 2
  
• Amperage: 125 Amps
  
• Trip Unit: Non-Interchangeable Thermal Magnetic
  
• Interrupting Rating: 22kA @ 480VAC; 25kA @ 240VAC
  
• Line/Load Connections: Includes Load-Side Lugs
  
• Dimensions:
  • Height: 10.13 in.
  • Width: 4.13 in.
  • Depth: 3.81 in.

Material Compliance and Certifications

• Application: The TFJ224125 is manufactured for use in electrical distribution systems that require a molded case circuit breaker meeting its specified electrical ratings. Users should verify compatibility with the intended equipment, applicable electrical codes, and project-specific requirements before installation.
• Certifications: Any certifications or compliance requirements should be confirmed based on the individual breaker markings and installation documentation.
  

Where It Works Best

• The TFJ224125 is well suited for commercial, industrial, and institutional electrical systems that require a 125A, 2-pole thermal magnetic molded case circuit breaker with TFJ form and fit compatibility. It is commonly used in panelboards, switchboards, motor distribution systems, and other power distribution equipment where matching electrical ratings and physical compatibility are essential. This breaker is intended as a functional replacement for compatible existing installations, helping maintain the integrity of legacy electrical systems without altering the original equipment design.