TJK426200WL **Older Style** - 200Amp Circuit Breaker

TJK426200WL **Older Style** - 200 Amp Circuit Breaker

The TJK426200WL molded case circuit breaker is designed for dependable circuit protection in your commercial and industrial electrical distribution systems that require a 2-pole, 200-amp configuration. Built as part of the trusted TJK4 Q-Line series, this breaker features an older-style black face and is commonly used in existing switchgear, panelboards, and distribution equipment where maintaining proper form, fit, and function matters. Its thermal magnetic trip unit provides protection against overloads and short circuits, while the internal common trip design helps you ensure both poles disconnect simultaneously during fault conditions.

This breaker is configured with a cable-in/cable-out (lug-lug) connection layout and includes both line-side and load-side lugs for straightforward installation. With interrupting ratings up to 42k A.I.C. at 240VAC, the TJK426200WL is suited for demanding electrical systems where reliable fault interruption is required. The compact molded case construction is built to last and supports long-term use in facilities such as manufacturing plants, commercial buildings, HVAC applications, and institutional power systems. Its HACR rating also makes it suitable for heating, air conditioning, and refrigeration equipment applications where compatible protection devices are required.

Key Features and Benefits

• 2-Pole Configuration: Designed for commercial and industrial power distribution systems that require a 2-pole molded case circuit breaker.
• 200 Amp Rating: Rated at 200 amps for dependable protection in demanding electrical distribution applications.
• Older Style Black Face: Configured for compatibility with existing switchgear, panelboards, and legacy electrical equipment setups.
• Thermal Magnetic Trip Unit: Helps protect against overload and short-circuit conditions through dependable trip response technology.
• Internal Common Trip Design: Ensures both poles disconnect simultaneously during a fault condition for added protection.
• Cable-In/Cable-Out Lug-Lug Connections: Supports secure field wiring connections and includes both line-side and load-side lugs for installation convenience.
• HACR Rated: Suitable for use with heating, air conditioning, and refrigeration equipment applications where compatible protection devices are required.
• Durable Molded Case Construction: Built for dependable long-term service in demanding commercial and industrial environments.
  

Technical Specifications

• Part Number: TJK426200WL
  
• Series: Q-Line
  
• Type: TJK4
  
• Product Type: Molded Case Circuit Breaker
  
• Poles: 2
  
• Amperage Rating: 200A
  
• Voltage Ratings: 600VAC / 480VAC / 240VAC
  
• Interrupting Rating:
  • 22k A.I.C. @ 600VAC
  • 30k A.I.C. @ 480VAC
  • 42k A.I.C. @ 240VAC
• Trip Unit: Non-Interchangeable Thermal Magnetic
  
• Trip Style: Internal Common Trip
  
• Connection Type: Cable-In/Cable-Out (Lug-Lug)
  
• Included Accessories: Line and Load-Side Lugs
  
• HACR Rated: Yes
  
• Dimensions:
  • Height: 10.13 in.
  • Width: 8.25 in.
  • Depth: 3.81 in.

Material Compliance and Certifications

• HACR Rated: Approved for compatible HVAC and refrigeration equipment applications requiring HACR-rated protection devices.
• Commercial and Industrial Use: Designed for use in commercial and industrial electrical distribution systems requiring dependable molded case circuit protection.
• Durable Molded Case Construction: Built for long-term service life in demanding electrical environments where reliability and durability are essential.
• Industry Electrical Protection Standards: Manufactured to meet applicable industry electrical protection standards for its class and rating.
  

Where It Works Best

• The TJK426200WL is commonly used in commercial buildings, office facilities, industrial manufacturing environments, HVAC and refrigeration equipment installations, distribution panels, and switchgear assemblies. It is also well suited for electrical maintenance projects involving legacy Q-Line power distribution equipment where maintaining proper form, fit, and electrical compatibility is essential. Its electrical ratings and form-factor compatibility make it a practical choice for servicing established electrical infrastructure and existing systems requiring dependable replacement breakers.