TFK236125 - 125Amp Circuit Breaker

TFK236125 - 125 Amp Circuit Breaker

The TFK236125 is a 125 amp, 3-pole molded case circuit breaker from the TFK series, built on the F225 frame and equipped with an interchangeable thermal magnetic trip unit. Designed for use in commercial and industrial power distribution systems, this breaker provides overcurrent and short-circuit protection for three-phase electrical equipment and circuits.

With interrupting ratings of 18kA at 600VAC, 22kA at 480VAC, and 25kA at 240VAC, the TFK236125 is commonly used in switchboards, panelboards, distribution equipment, and other applications where maintaining the original breaker specifications is important. The breaker also includes load-side lugs, helping simplify installation in compatible equipment.

Whether you're replacing a failed breaker during maintenance or matching an existing installation, the TFK236125 offers the ratings, configuration, and connection features required for many industrial electrical systems. Its molded case construction and thermal magnetic trip design make it a dependable choice for facilities that rely on consistent electrical protection day after day.

Key Features and Benefits

• 125 amp current rating
• 3-pole configuration for three-phase systems
• Type TFK molded case circuit breaker
• F225 frame design
• Interchangeable thermal magnetic trip unit
• Includes load-side lugs
• Rated for applications up to 600VAC
• Provides overload and short-circuit protection
• Designed for use in commercial and industrial electrical equipment
• Built to last in demanding environments
  

Technical Specifications

• Part Number: TFK236125
  
• Type: TFK
  
• Frame: F225
  
• Amperage: 125 Amps
  
• Poles: 3
  
• Trip Unit: Interchangeable Thermal Magnetic
  
• A.I.C. Rating: 18kA @ 600VAC
  
• A.I.C. Rating: 22kA @ 480VAC
  
• A.I.C. Rating: 25kA @ 240VAC
  
• Dimensions:
  • Height: 10.13 in.
  • Width: 4.13 in.
  • Depth: 3.81 in.
• Included Accessories: Load-Side Lugs
  

Material Compliance and Certifications

• Industry Standards: This molded case circuit breaker is designed for use in commercial and industrial electrical systems. Users should verify compliance requirements, certifications, and installation specifications for their particular application and local electrical code requirements.

Where It Works Best

• The TFK236125 is frequently found in:
• Manufacturing facilities
• Commercial buildings
• Electrical distribution systems
• Switchboards
• Panelboards
• Motor control equipment
• Utility and infrastructure projects
• Maintenance and repair applications requiring a compatible TFK-series breaker
• Its 125-amp rating and 3-pole configuration make it suitable for protecting feeders, distribution circuits, and connected equipment in a wide range of three-phase power systems.