TJK426200WL - 200Amp Circuit Breaker

TJK426200WL - 200 Amp Circuit Breaker

The TJK426200WL molded case circuit breaker is designed for dependable circuit protection in your commercial and industrial electrical distribution systems where consistent overcurrent protection is essential. Built as part of the trusted Q-Line family, this 2-pole, 200-amp circuit breaker features a thermal magnetic trip unit with internal common trip to help you protect connected equipment and conductors from overloads and short circuits. Its cable-in/cable-out lug-lug configuration allows for straightforward installation in compatible switchboards, panelboards, and distribution equipment. With strong interrupting ratings up to 22kA at 600VAC, this breaker is well suited for facilities operating under demanding electrical conditions. The included line- and load-side lugs help simplify installation while supporting secure conductor termination. Designed for long-term serviceability and compatibility in existing systems, the TJK426200WL offers the form, fit, and function needed for maintaining and servicing legacy power distribution equipment.

Key Features and Benefits

• 2-Pole Configuration: 2-pole molded case circuit breaker rated at 200 amps for dependable protection in commercial and industrial electrical systems.
• Q-Line Compatibility: Type TJK4 breaker designed for compatible Q-Line electrical systems, supporting existing infrastructure and retrofit applications.
• Thermal Magnetic Protection: Thermal magnetic trip unit helps provide protection against overloads and short circuits while the internal common trip mechanism disconnects both poles simultaneously during fault conditions.
• Lug-Lug Design: Cable-in/cable-out lug-lug design supports straightforward field installation and includes both line-side and load-side lugs for secure conductor termination.
• HACR Rated: HACR rated for use in heating, air conditioning, and refrigeration applications.
• Compact and Durable: Compact footprint helps fit existing electrical equipment configurations while built for long-lasting operation in commercial and industrial environments.
  

Technical Specifications

• Part Number: TJK426200WL
  
• Type: TJK4
  
• Product Category: Molded Case Circuit Breaker
  
• Poles: 2
  
• Amperes: 200A
  
• Interrupting Rating:
  • 22kA @ 600VAC
  • 30kA @ 480VAC
  • 42kA @ 240VAC
• Trip Unit: Non-Interchangeable Thermal Magnetic
  
• Trip Style: Internal Common Trip
  
• Configuration: Cable-in/Cable-out (Lug-Lug)
  
• HACR Rated: Yes
  
• Included Accessories: Line and Load-Side Lugs
  
• Dimensions:
  • Height: 10.13 in.
  • Width: 8.25 in.
  • Depth: 3.81 in.

Material Compliance and Certifications

• Industry Standards: The TJK426200WL circuit breaker is manufactured for use in accordance with applicable industry electrical standards for molded case circuit breakers.
• HACR Compliance: Its HACR rating supports use in HVAC-related applications where approved equipment protection is required. Proper installation and application should always follow local electrical codes and the equipment manufacturer’s specifications.
  

Where It Works Best

• The TJK426200WL is commonly used in commercial buildings, industrial facilities, manufacturing plants, HVAC distribution systems, electrical distribution panels, switchboards and panelboards, facility maintenance and retrofit projects, and existing Q-Line compatible electrical systems. This breaker is especially suitable for maintaining and servicing installed electrical infrastructure where matching specifications, dimensions, and system compatibility are important.