THQL2190 - 90Amp Circuit Breaker

THQL2190 - 90Amp Circuit Breaker

The THQL2190 90 Amp 2-Pole Circuit Breaker is a dependable overcurrent protection device designed for you to use in residential, commercial, and light industrial electrical distribution systems. As part of the trusted THQL Q-Line series, this plug-on molded case circuit breaker helps you protect electrical circuits from overloads and short circuits while maintaining consistent system performance. Rated at 90 amps and engineered for 120/240VAC applications, the THQL2190 is well-suited for branch circuit protection in panelboards and load centers where reliable operation and straightforward installation are essential. Its compact design allows it to fit efficiently within compatible electrical panels, making it a practical solution for both new installations and maintenance projects.

Built to meet the demands of modern electrical systems, the THQL2190 features a durable molded case construction and a 10kA interrupting capacity, providing an added layer of protection against fault conditions. Its HACR rating also makes it suitable for heating, air conditioning, and refrigeration equipment applications. Whether used in commercial facilities, multifamily properties, workshops, or residential service upgrades, this circuit breaker delivers dependable circuit protection that helps safeguard equipment and electrical infrastructure.

Key Features and Benefits

• 90 amp current rating: for higher-capacity branch circuit protection
• 2-pole configuration: designed for 120/240VAC electrical systems
• THQL Q-Line design: for compatibility with designated plug-on load centers and panelboards
• 10kA interrupting capacity: helps protect against short-circuit faults
• HACR rated: for heating, air conditioning, and refrigeration applications
• Molded case construction: designed for long service life and dependable performance
• Compact footprint: supports efficient use of panel space
• Simple plug-on installation: helps reduce installation time
  

Technical Specifications

• Part Number: THQL2190
  
• Type: THQL
  
• Poles: 2
  
• Amperage Rating: 90A
  
• Voltage Rating: 120/240VAC
  
• Interrupting Capacity (A.I.C.): 10kA
  
• Mounting Style: Plug-On
  
• Circuit Breaker Type: Molded Case Circuit Breaker
  
• Series: Q-Line
  
• HACR Rated: Yes
  
• Dimensions:
  • Height: 3.31 in.
  • Width: 2.00 in.
  • Depth: 2.81 in.

Material Compliance and Certifications

• Industry Standards: The THQL2190 is manufactured for use in accordance with applicable industry standards for molded case circuit breakers and electrical distribution equipment.
• HACR Rating: Its HACR rating supports use in approved heating, ventilation, air conditioning, and refrigeration applications.
• Installation Requirements: Always verify compatibility and installation requirements with local electrical codes, equipment specifications, and manufacturer guidelines.
  

Where It Works Best

• The THQL2190 is ideal for protecting higher-amperage circuits in residential, commercial, and light industrial environments. Common applications include electrical panelboards, load centers, HVAC equipment, air conditioning systems, refrigeration units, workshops, service upgrades, and other 120/240VAC distribution systems requiring a 90-amp, 2-pole circuit breaker. Its combination of dependable protection, compact size, and straightforward installation makes it a practical choice for contractors, facility managers, maintenance teams, and electricians seeking reliable circuit protection.