TJK436250 - 250Amp Circuit Breaker

TJK436250 - 250 Amp Circuit Breaker

The GE TJK436250 molded-case circuit breaker is designed for your dependable circuit protection in commercial and industrial electrical distribution systems where consistent overcurrent protection is essential. Built as part of the trusted Q-Line series, this 3-pole breaker features a non-interchangeable thermal magnetic trip unit with internal common trip functionality to help safeguard connected equipment and branch circuits from overloads and short circuits. Rated at 250 amps, the TJK436250 is commonly used in panelboards, switchboards, and distribution equipment requiring reliable bolt-on installation and secure load connections. Its compact footprint and included load-side lugs make installation straightforward in many existing systems where proper form, fit, and function compatibility matter. HACR rating support also makes this breaker suitable for heating, air conditioning, and refrigeration applications. Designed with durability in mind, the TJK436250 remains a practical solution for maintaining and servicing established electrical infrastructure.

Key Features and Benefits

• 250 Amp Molded Case Circuit Breaker: Designed for commercial and industrial power distribution applications requiring dependable overcurrent protection.
• 3-Pole Configuration: Built for use in three-phase electrical systems commonly found in industrial and commercial facilities.
• GE Q-Line Compatibility: Part of the trusted Q-Line series for use with designated compatible equipment and installations.
• Bolt-On Mounting Design: Helps provide secure installation and stable electrical connections within panelboards and switchboards.
• Thermal Magnetic Trip Unit: Delivers both overload and short-circuit protection to help safeguard connected circuits and equipment.
• Internal Common Trip Mechanism: Enhances coordinated breaker operation across all poles during fault conditions.
• HACR Rated: Suitable for heating, air conditioning, and refrigeration applications requiring properly rated circuit protection.
• Includes Load-Side Lugs: Simplifies field installation and connection in many existing electrical systems.
• Built for Long-Term Service: Designed for durability in demanding electrical environments and ongoing infrastructure maintenance.
• Ideal for Replacement Applications: Suitable where matching form, fit, and function compatibility is important.
  

Technical Specifications

• Manufacturer: GE
  
• Part Number: TJK436250
  
• Series: Q-Line
  
• Type: TJK4
  
• Product Type: Molded Case Circuit Breaker
  
• Poles: 3
  
• Amperage Rating: 250A
  
• Voltage / A.I.C. Rating:
  • 22k @ 600VAC
  • 30k @ 480VAC
  • 42k @ 240VAC
• Trip Unit: Non-Interchangeable Thermal Magnetic
  
• Mounting Style: Bolt-On
  
• Trip Function: Internal Common Trip
  
• HACR Rated: Yes
  
• Included Accessories: Load-Side Lugs
  
• Dimensions:
  • Height: 10.13 in.
  • Width: 8.25 in.
  • Depth: 3.81 in.

Material Compliance and Certifications

• HACR Rated: Approved for use in heating, air conditioning, and refrigeration applications requiring dependable overcurrent protection.
• Commercial and Industrial Use: Manufactured for use in commercial and industrial electrical distribution systems.
• Construction and Operational Standards: Designed to meet applicable molded case circuit breaker construction and operational standards for its class.
• Overcurrent Protection Applications: Suitable for applications requiring properly rated overcurrent protection equipment.
  

Where It Works Best

• The GE TJK436250 circuit breaker is well-suited for use in electrical distribution panels, switchboards, industrial control systems, and commercial facilities operating three-phase power systems. It is commonly applied in manufacturing facilities, HVAC equipment installations, mechanical systems, and other environments where dependable branch or feeder circuit protection is required. Its bolt-on configuration and Q-Line compatibility make it a strong fit for maintaining or servicing existing GE electrical equipment installations.