THQC21100WL - 100Amp Circuit Breaker

THQC21100WL - 100 Amp Circuit Breaker

The THQC21100WL is a 100-amp, 2-pole molded case circuit breaker designed to provide dependable overcurrent and short-circuit protection in your 120/240VAC electrical distribution systems. As part of the trusted THQC Q-Line family, this breaker features an internal common trip mechanism that simultaneously disconnects both poles when a fault condition is detected, helping you protect connected equipment and electrical infrastructure. Its cable-in/cable-out (lug-lug) configuration offers installation flexibility for a variety of commercial, industrial, and residential applications where reliable circuit protection is essential. Built for performance and durability, the THQC21100WL combines compact dimensions with proven protection capabilities, making it a practical solution for high-amperage branch circuits and feeder applications.

Key Features and Benefits

• 100 Amp Current Rating: Supports higher-capacity electrical loads while providing dependable circuit protection.
• 2-Pole Design: Protects both ungrounded conductors in 120/240VAC systems.
• Internal Common Trip Mechanism: Simultaneously trips both poles during overloads or short circuits for enhanced safety.
• 10kA Interrupting Capacity (A.I.C.): Rated to safely interrupt fault currents up to 10,000 amperes at 120/240VAC.
• Q-Line Compatibility: Designed for use in compatible Q-Line panelboard and load center applications.
• Cable-In/Cable-Out (Lug-Lug) Configuration: Simplifies wiring connections and installation flexibility.
• HACR Rated: Suitable for applications involving heating, air conditioning, and refrigeration equipment.
• Compact Footprint: Space-efficient design helps maximize available panel space.
  

Technical Specifications

• Part Number: THQC21100WL
  
• Type: THQC
  
• Current Rating: 100 Amps
  
• Poles: 2
  
• Voltage Rating: 120/240VAC
  
• Interrupting Rating (A.I.C.): 10kA @ 120/240VAC
  
• Trip Type: Internal Common Trip
  
• Configuration: Cable-In/Cable-Out (Lug-Lug)
  
• HACR Rated: Yes
  
• Product Category: Molded Case Circuit Breaker
  
• Dimensions:
  • Height: 3.94 in.
  • Width: 2.00 in.
  • Depth: 2.63 in.

Material Compliance and Certifications

• Industry Standards: The THQC21100WL is manufactured to meet applicable industry standards for molded case circuit breakers and is designed for safe operation within its rated electrical parameters.
• HACR Rated: Its HACR rating makes it suitable for approved heating, ventilation, air conditioning, and refrigeration applications. Always verify that the installation requirements and local electrical code are met before use.
  

Where It Works Best

• The THQC21100WL is well-suited for protecting high-demand branch circuits, feeder circuits, HVAC equipment, refrigeration systems, commercial electrical panels, industrial distribution equipment, and residential service applications requiring a 100-amp, 2-pole circuit breaker. Its combination of common-trip protection, Q-Line compatibility, and lug-lug connectivity makes it an excellent choice wherever dependable overcurrent protection and reliable electrical performance are required.