TFJ236125WL **Older Style** - 125Amp Circuit Breaker

TFJ236125WL **Older Style** - 125Amp Circuit Breaker

The TFJ236125WL is a 125 amp, 3-pole molded case circuit breaker designed for use in your commercial and industrial electrical distribution systems requiring dependable circuit protection. This older style black face Type TFJ breaker features a non-interchangeable thermal magnetic trip unit that helps you protect connected equipment and conductors from overloads and short circuits. Built on the proven F225 line molded case frame, this breaker is designed for long service life in demanding electrical environments and is commonly used in switchboards, panelboards, motor control applications, and industrial power distribution systems. The unit includes both line-side and load-side lugs, helping you simplify installation and replacement in compatible systems where maintaining original equipment configuration is important.

Key Features and Benefits

• Type TFJ Molded Case Circuit Breaker: Designed for dependable circuit protection in commercial and industrial electrical distribution systems.
• 125 Amp Current Rating: Provides protection for systems requiring a 125 amp circuit breaker.
• 3-Pole Configuration: Suitable for three-phase power systems.
• Older Style Black Face Design: Maintains compatibility with existing equipment utilizing this configuration.
• Thermal Magnetic Trip Unit: Provides overload and short-circuit protection for connected equipment and conductors.
• Non-Interchangeable Trip Unit Configuration: Built with a fixed trip unit design.
• Built on the F225 Line Molded Case Frame: Designed for long-term operation in demanding electrical environments.
• Includes Line-Side and Load-Side Lugs: Helps simplify installation and replacement in compatible systems.
• Suitable for Maintaining Compatibility: Supports use in existing electrical distribution equipment where maintaining original equipment configuration is important.
• Designed for Commercial and Industrial Applications: Intended for long service life in commercial and industrial environments.
  

Technical Specifications

• Part Number: TFJ236125WL
  
• Type: TFJ
  
• Frame Series: F225 Line Molded Case
  
• Amperage Rating: 125 Amps
  
• Number of Poles: 3
  
• Trip Unit: Thermal Magnetic
  
• Trip Unit Style: Non-Interchangeable
  
• Voltage & Interrupting Rating:
  • 18kA @ 600VAC
  • 22kA @ 480VAC
  • 25kA @ 240VAC
• Dimensions:
  • Height: 10.13 in.
  • Width: 4.13 in.
  • Depth: 3.81 in.
• Included Accessories: Line-Side and Load-Side Lugs
  
• Face Style: Older Style Black Face
  

Material Compliance and Certifications

• Industry Standards: This molded case circuit breaker was manufactured for use in commercial and industrial electrical power distribution systems and is designed to meet applicable industry standards in effect at the time of production.
• Compliance Verification: Users should verify all required ratings, approvals, and compliance requirements for their specific installation, equipment, and jurisdiction prior to use.
  

Where It Works Best

• The TFJ236125WL is commonly used in industrial manufacturing facilities, commercial buildings, electrical distribution panels, switchboards and panelboards, motor control and machinery power circuits, facility maintenance and retrofit projects, and applications requiring a form, fit, and function replacement for compatible Type TFJ breakers. For facilities maintaining existing electrical infrastructure, this 125A Type TFJ circuit breaker provides a practical solution where matching original equipment specifications and physical configuration is essential. Its thermal magnetic protection, three-pole design, and included line and load lugs make it well-suited for a wide range of power distribution applications.