THFK236150 - 150 Amp Circuit Breaker

THFK236150 - 150 Amp Circuit Breaker

The THFK236150 circuit breaker is a 3-pole, 150-amp molded case circuit breaker designed for use in your commercial and industrial electrical distribution systems requiring dependable overcurrent and short-circuit protection. Built on the F225 line molded case frame, this breaker features an interchangeable thermal magnetic trip unit, allowing for protection against both overload conditions and short-circuit events. The unit includes load-side lugs for convenient installation and connection within compatible switchgear, panelboard, and power distribution applications.

Designed for systems operating at up to 600VAC, the THFK236150 provides interrupting ratings of 18kA at 600VAC, 25kA at 480VAC, and 65kA at 240VAC, making it suitable for a variety of industrial power distribution environments. Its durable molded case construction is built to withstand the demands of everyday electrical service while helping you to protect connected equipment and conductors from damaging fault conditions. Whether serving as a feeder breaker, distribution breaker, or branch circuit protection device, this unit delivers the form, fit, and function required for compatible installations.

Key Features and Benefits

• 150 Amp continuous current rating: 150 Amp continuous current rating.
• 3-pole configuration for three-phase electrical systems: 3-pole configuration for three-phase electrical systems.
• THFK series molded case circuit breaker: THFK series molded case circuit breaker.
• F225 line molded case frame design: F225 line molded case frame design.
• Interchangeable thermal magnetic trip unit: Interchangeable thermal magnetic trip unit.
• Provides overload and short-circuit protection: Provides overload and short-circuit protection.
• Includes load-side lugs for installation convenience: Includes load-side lugs for installation convenience.
• Suitable for systems up to 600VAC: Suitable for systems up to 600VAC.
• Compact footprint for use in compatible electrical equipment: Compact footprint for use in compatible electrical equipment.
• Built for long-term service in commercial and industrial applications: Built for long-term service in commercial and industrial applications.
  

Technical Specifications

• Part Number: THFK236150
  
• Type: THFK
  
• Frame: F225 Line Molded Case
  
• Poles: 3
  
• Amperes: 150A
  
• Trip Unit: Interchangeable Thermal Magnetic
  
• Voltage Rating: Up to 600VAC
  
• Interrupting Rating: 18kA @ 600VAC
  
• Interrupting Rating: 25kA @ 480VAC
  
• Interrupting Rating: 65kA @ 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: The THFK236150 is manufactured for use in electrical power distribution systems and is designed to meet applicable industry standards associated with molded case circuit breakers.
• Certification Verification: Verification of specific certifications, listings, environmental compliance requirements, or project-specific approvals should be confirmed against equipment documentation and installation requirements prior to application.
  

Where It Works Best

• The THFK236150 is commonly used in industrial facilities and manufacturing plants, commercial buildings and office complexes, power distribution equipment, motor and feeder circuit protection applications, electrical switchboards and panelboard systems, utility and infrastructure projects, and facilities requiring three-phase overcurrent protection up to 150 amps. Its combination of a 150A rating, 3-pole design, and thermal magnetic trip protection makes it a practical choice for protecting distribution circuits and connected equipment in compatible commercial and industrial electrical systems.