THJK436F000 - 400Amp *Frame Only*

THJK436F000 - 400 Amp *Frame Only*

The GE THJK436F000 is a 400-amp, 3-pole molded-case circuit breaker from the trusted THJK4 Q-Line series, designed for use in your commercial and industrial electrical distribution systems. Built for applications requiring dependable overcurrent protection, this bolt-on breaker frame is engineered to fit compatible GE Q-Line installations and support high-current electrical loads. With interrupting ratings of 25kA at 600VAC, 35kA at 480VAC, and 65kA at 240VAC, the THJK436F000 is well-suited for demanding power distribution environments where your equipment compatibility and proper system coordination are essential. As a frame-only unit, it provides a practical solution for maintenance, replacement, and refurbishment projects involving existing electrical systems. Built to endure the rigors of long-term service, this breaker frame delivers the form, fit, and function required for compatible installations.

Key Features and Benefits

• 400 Amp molded case circuit breaker frame: 400 Amp molded case circuit breaker frame.
• 3-pole configuration for three-phase electrical systems: 3-pole configuration for three-phase electrical systems.
• GE THJK4 Q-Line series design: GE THJK4 Q-Line series design.
• Bolt-on mounting style for secure installation: Bolt-on mounting style for secure installation.
• HACR rated for heating, air conditioning, and refrigeration applications: HACR rated for heating, air conditioning, and refrigeration applications.
• High interrupting capacity for demanding power distribution systems: High interrupting capacity for demanding power distribution systems.
• Frame-only configuration for compatible breaker assemblies: Frame-only configuration for compatible breaker assemblies.
• Suitable for maintenance, retrofit, and replacement projects: Suitable for maintenance, retrofit, and replacement projects.
• Designed for use in commercial and industrial electrical equipment: Designed for use in commercial and industrial electrical equipment.
• Built for long service life in challenging operating environments: Built for long service life in challenging operating environments.
  

Technical Specifications

• Manufacturer: GE
  
• Part Number: THJK436F000
  
• Series: Q-Line
  
• Type: THJK4
  
• Product Type: Molded Case Circuit Breaker Frame Only
  
• Poles: 3
  
• Amperage Rating: 400A
  
• Mounting Style: Bolt-On
  
• HACR Rated: Yes
  
• A.I.C. Rating @ 240VAC: 65kA
  
• A.I.C. Rating @ 480VAC: 35kA
  
• A.I.C. Rating @ 600VAC: 25kA
  
• Dimensions:
  • Height: 10.13 in.
  • Width: 8.25 in.
  • Depth: 3.81 in.

Material Compliance and Certifications

• Industry Standards: The GE THJK436F000 is manufactured in accordance with applicable industry standards governing molded-case circuit breaker systems.
• HACR Rated: The breaker frame is HACR rated, making it suitable for applications involving heating, air conditioning, and refrigeration equipment when installed as part of a properly configured assembly.
• Installation Requirements: Always verify compatibility, ratings, and installation requirements with the associated equipment and applicable electrical codes before use.
  

Where It Works Best

• Commercial buildings and office facilities
• Industrial manufacturing plants
• Electrical distribution panels and switchboards
• HVAC and refrigeration systems
• Institutional and educational facilities
• Infrastructure and utility-related applications
• Maintenance and replacement projects involving existing GE Q-Line equipment
• Its combination of a 400A rating, 3-pole design, and bolt-on mounting configuration makes it a suitable choice for maintaining or restoring compatible electrical distribution systems where correct fit and system compatibility are required.