TJJ426150WL - 150Amp Circuit Breaker

TJJ426150WL - 150 Amp Circuit Breaker

The TJJ426150WL molded case circuit breaker is designed for your dependable overcurrent protection in commercial and industrial electrical distribution systems operating up to 600VAC. Built as part of the trusted Q-Line series, this 2-pole, 150-amp breaker features a thermal magnetic trip unit with an internal common trip design to help protect connected equipment and circuits from overloads and short circuits. Its cable-in/cable-out lug-lug configuration simplifies installation in a variety of panel and switchgear applications, while the included line- and load-side lugs support secure conductor termination right out of the box.

Engineered for long-term service in demanding environments, the TJJ426150WL combines durable molded case construction with strong interrupting capacity ratings, making it well-suited for facilities that require reliable branch or feeder circuit protection. The non-interchangeable trip unit helps you to maintain consistent circuit protection settings, and its HACR rating supports use in heating, air conditioning, and refrigeration equipment applications. Whether installed in manufacturing facilities, commercial buildings, or legacy electrical distribution systems, this breaker is built to deliver consistent form, fit, and function where dependable power protection matters most.

Key Features and Benefits

• 150 Amp Continuous Current Rating: For commercial and industrial power distribution applications.
• 2-Pole Configuration: Designed for compatible multi-phase electrical systems.
• Thermal Magnetic Trip Unit: Provides protection against overloads and short circuits.
• Internal Common Trip Mechanism: Helps disconnect all poles simultaneously during fault conditions.
• Q-Line Series Compatibility: Supports use in matching electrical distribution equipment and legacy systems.
• Cable-In/Cable-Out (Lug-Lug) Design: Allows straightforward conductor termination.
• Includes Line and Load-Side Lugs: For installation convenience.
• HACR Rated: For heating, air conditioning, and refrigeration equipment applications.
• Molded Case Construction: Built for long-lasting use in demanding operating environments.
• Non-Interchangeable Trip Unit: Helps maintain fixed protection settings.
  

Technical Specifications

• Part Number: TJJ426150WL
  
• Type: TJJ
  
• Product Category: Molded Case Circuit Breaker
  
• Poles: 2
  
• Amperes: 150A
  
• Trip Unit: Thermal Magnetic
  
• Trip Style: Internal Common Trip
  
• Configuration: Cable-In/Cable-Out (Lug-Lug)
  
• Included Accessories: Line and Load-Side Lugs
  
• A.I.C. Rating:
  • 22kA @ 600VAC
  • 30kA @ 480VAC
  • 42kA @ 240VAC
• Dimensions:
  • Height: 10.13 in
  • Width: 8.25 in
  • Depth: 3.81 in
• Series: Q-Line
  
• HACR Rated: Yes
  

Material Compliance and Certifications

• HACR Rated: Approved for HVAC and refrigeration applications.
• Commercial and Industrial Use: Designed for use in commercial and industrial electrical distribution systems.
• Long Service Life: Molded case construction is intended for dependable long-term operation.
• Industry Standards: Manufactured to align with applicable industry electrical protection standards for its class and ratings.
  

Where It Works Best

• The TJJ426150WL is commonly used in commercial buildings, industrial facilities, distribution panels, switchboards, and HVAC-related electrical systems where a 2-pole, 150-amp molded case circuit breaker is required. Its lug-lug configuration and Q-Line compatibility make it a practical fit for maintenance projects, equipment replacement, and existing power distribution systems requiring matching electrical ratings and dimensions.