TJK426F000 **Older Style** - 400Amp Max. *Frame Only*

TJK426F000 **Older Style** - 400 Amp Max. *Frame Only*

The TJK426F000 Older Style Black Face Molded Case Circuit Breaker Frame is designed for you to use in legacy electrical distribution systems that require dependable form, fit, and function. Built as part of the trusted GE Q-Line TJK4 series, this 2-pole, 400-amp breaker frame is commonly used in commercial and industrial applications where maintaining existing equipment configurations is important. Its bolt-on mounting design helps provide a secure installation, while the HACR rating supports use in heating, air conditioning, and refrigeration applications. Constructed to withstand demanding electrical environments, this molded case circuit breaker frame was built to last and remains a practical solution for maintaining older power distribution systems operating at up to 600 VAC.

Key Features and Benefits

• Designed for Legacy GE Q-Line Systems: Designed for legacy GE Q-Line electrical systems requiring a TJK4 frame configuration.
• Older Style Black Face Design: Older style black face design for compatibility with existing equipment layouts.
• 2-Pole 400 Amp Configuration: 2-pole configuration rated at 400 amperes.
• Bolt-On Mounting Style: Bolt-on mounting style helps provide a stable and secure installation.
• HACR Rated: HACR rated for heating, air conditioning, and refrigeration applications.
• Commercial and Industrial Construction: Molded case circuit breaker frame construction intended for commercial and industrial environments.
• Continuity for Existing Systems: Suitable for maintaining continuity in existing power distribution systems.
• Built for Long-Term Service: Built to withstand everyday electrical demands in long-term service applications.
  

Technical Specifications

• Part Number: TJK426F000
  
• Series: Q-Line
  
• Type: TJK4
  
• Product Type: Molded Case Circuit Breaker Frame Only
  
• Poles: 2
  
• Amperage Rating: 400A
  
• Voltage & A.I.C. Ratings:
  • 22k A.I.C. @ 600VAC
  • 30k A.I.C. @ 480VAC
  • 42k A.I.C. @ 240VAC
• Mounting Style: Bolt-On
  
• HACR Rated: Yes
  
• Height: 10.13 in.
  
• Width: 8.25 in.
  
• Depth: 3.81 in.
  
• Face Style: Older Style Black Face
  

Material Compliance and Certifications

• Industry Standards: This molded case circuit breaker frame is manufactured for use in electrical distribution systems requiring compliance with applicable industry standards for molded case circuit protection equipment.
• HACR Applications: The HACR rating supports use in HVAC-related applications where properly rated components are required.
• Installation Compatibility: Always confirm compatibility and code requirements for the intended installation environment.
  

Where It Works Best

• The TJK426F000 breaker frame is commonly used in commercial buildings, industrial facilities, manufacturing environments, and older electrical distribution systems where existing GE Q-Line equipment remains in service. It is especially useful for maintenance projects, replacement installations, and facility upgrades where preserving compatibility with installed equipment is essential.