THQLQ201520 - Quad 20A-15A-20A Circuit Breaker

THQLQ201520 - Quad 20A-15A-20A Circuit Breaker

The THQLQ201520 Quadplex Circuit Breaker is designed to help you maximize panel space without sacrificing dependable circuit protection. Built on the trusted THQLQ frame platform, this plug-on molded case circuit breaker combines two outer 1-pole breakers with a center 2-pole breaker, making it an efficient choice for load centers with limited space and multiple branch circuits. With a 20/15/20 amp configuration, the THQLQ201520 is commonly used in residential and light commercial electrical systems that require reliable overcurrent and short-circuit protection for HVAC equipment, lighting circuits, appliances, and other demanding electrical loads. Its HACR rating adds extra versatility for heating and air conditioning applications, while Q-Line compatibility enables straightforward installation in approved panelboards and load centers. Compact yet highly capable, this breaker is a smart solution for electricians, contractors, and maintenance professionals looking to optimize existing electrical infrastructure while maintaining consistent performance and safety.

Key Features and Benefits

• Quadplex Molded Case Circuit Breaker: Space-saving design helps maximize available panel capacity without sacrificing dependable circuit protection.
• 20/15/20 Amp Configuration: Provides flexible circuit management for multiple branch circuits in residential and light commercial electrical systems.
• Combination Breaker Design: Includes two outside 1-pole breakers with a center 2-pole breaker for efficient circuit organization and utilization.
• Plug-On Mounting Style: Enables faster installation and secure panel connection in compatible load centers and panelboards.
• Q-Line Compatibility: Designed for use with approved Q-Line load centers and panelboards for straightforward integration.
• HACR Rated: Suitable for heating, air conditioning, and refrigeration equipment applications where HACR-rated protection is required.
• Reliable Circuit Protection: Engineered to provide dependable overload and short-circuit protection for demanding electrical loads.
• Compact Footprint: Ideal for residential and commercial electrical systems where panel space is limited.
  

Technical Specifications

• Part Number: THQLQ201520
  
• Frame Type: THQLQ
  
• Breaker Type: Quadplex Molded Case Circuit Breaker
  
• Poles: Quad
  
• Amperage Rating: 20/15/20 Amps
  
• Mounting Style: Plug-On
  
• Dimensions:
  • Height: 3.31 in.
  • Width: 2.0 in.
  • Depth: 3.0 in.
• Center Configuration: 2-Pole
  
• Outer Configuration: (2) 1-Pole Breakers
  
• Application Rating: HACR Rated
  

Material Compliance and Certifications

• Industry Compliance: The THQLQ201520 circuit breaker is manufactured for use in compliant electrical distribution systems and is designed to meet industry expectations for safety and performance in residential and commercial applications.
• HACR Rating: Its HACR rating supports use with heating, ventilation, air conditioning, and refrigeration equipment, provided it is approved by code and installation requirements. Proper installation should always follow NEC guidelines and local electrical codes.
  

Where It Works Best

• The THQLQ201520 is an excellent fit for residential load centers, apartment buildings, office spaces, retail properties, and light commercial facilities where panel space is limited but additional circuits are required. It performs especially well in HVAC-related installations, multi-circuit branch applications, remodeling projects, and service upgrades that demand efficient use of available breaker positions. Electricians often choose quadplex breakers like this one when they need to add circuits without installing a larger panel or subpanel.