THQB2170 - 70A Circuit Breaker

THQB2170 - 70A Circuit Breaker

The THQB2170 is a 70-amp, 2-pole circuit breaker designed for you to use in 120/240VAC electrical distribution systems. Featuring a bolt-on mounting design, it provides a secure connection within compatible Q-Line panelboards and helps you to protect circuits from overloads and short circuits. With a 10kA interrupting rating, this breaker is suitable for a wide range of commercial, industrial, and residential applications where reliable circuit protection is required.

Its HACR rating makes it a practical choice for heating, ventilation, air conditioning, and refrigeration equipment. The compact molded case design fits easily into compatible panels while delivering the protection needed for higher-amperage branch circuits, feeders, and equipment loads. Whether you're replacing an existing breaker or supporting a new installation, the THQB2170 offers a straightforward solution for maintaining electrical system safety.

Key Features and Benefits

• 70 amp current rating
• 2-pole configuration
• Bolt-on mounting for secure panel installation
• 10kA interrupting capacity at 120/240VAC
• HACR rated for HVAC and refrigeration applications
• Molded case construction
• Designed for use in compatible Q-Line panelboards
• Helps protect equipment and circuits from overload and fault conditions

Technical Specifications

• Part Number: THQB2170
  
• Type: THQB
  
• Series: Q-Line
  
• Mounting Style: Bolt-On
  
• Poles: 2
  
• Amperage: 70A
  
• Voltage: 120/240VAC
  
• Interrupting Rating: 10kA
  
• HACR Rated: Yes
  
• Dimensions:
  • Height: 3.5 in.
  • Width: 2.0 in.
  • Depth: 2.81 in.

Material Compliance and Certifications

• HACR Rated: HACR Rated
• Molded Case Construction: Molded case circuit breaker construction
• Equipment Compatibility: Manufactured for use in compatible electrical distribution equipment
• Industry Requirements: Designed to meet applicable industry requirements for circuit protection devices

Where It Works Best

• The THQB2170 is commonly used in commercial buildings, industrial facilities, apartment complexes, and residential electrical systems. Typical applications include HVAC units, air conditioning equipment, refrigeration systems, panelboard feeders, subfeed circuits, and other loads requiring a 70-amp, 2-pole breaker.