Square D QOB2110VH 110A 2-Pole Thermal Magnetic Circuit Breaker – Bolt-On Mount – 120/240V

The Square D QOB2110VH Molded Case Circuit Breaker is a high-capacity overcurrent protection device designed for commercial and industrial electrical distribution systems. As part of the QOB Series, this thermal-magnetic circuit breaker provides dependable long-time overload and instantaneous short-circuit protection. Featuring a high interrupting capacity of 22 kAIC and a bolt-on mounting design, it is ideal for applications requiring enhanced fault current protection and secure installation.

Voltage and Rating

• Current Rating: 110 Amps
• Voltage Rating:
  • 120 V AC
  • 240 V AC
  • 120/240 V AC
• Phase: 1-Phase
• Interrupting Capacity:
  • 22 kAIC @ 120 V AC
  • 22 kAIC @ 240 V AC
  • 22 kAIC @ 120/240 V AC

Key Specifications

• Brand: Square D
• Manufacturer: Schneider Electric
• Model Number: QOB2110VH
• Series: QOB
• Product Type: Molded Case Circuit Breaker (MCCB)
• Number of Poles: 2-Pole
• Mounting Type: Bolt-On
• Terminal Type: Box Lugs
• Breaker Type: Thermal Magnetic

Technical Specifications

• Trip Technology: Thermal Magnetic
• Trip Function Code: LI
• Trip Functions:
  • Long-Time Overload Protection
  • Instantaneous Short-Circuit Protection
• Trip Adjustability: Fixed
• Wire Size Range:
  • 4 AWG to 300 kcmil Copper
  • 4 AWG to 300 kcmil Aluminum
• Maximum Wire Size: 300 kcmil
• Minimum Wire Size: 4 AWG
• Operating Temperature: 40°C

Compatibility

Suitable for Use With

• Square D NQ Panelboards
• Square D NQOD Panelboards

Accessories and Options

Included

• Load Side Lugs

Optional Accessories

• Shunt Trip
• Auxiliary Switch
• Alarm Switch
• Padlock Attachment

Certifications and Standards

• UL 489 Listed
• CSA Certified
• CSA C22.2 No. 5
• HACR Rated

Construction Features

• Visual Trip Indicator
• Common Trip Design
• High Interrupting Capacity
• HACR Rated Construction
• Thermal-Magnetic Trip Unit

Features and Benefits

• Provides reliable overload and short-circuit protection.
• High 22 kAIC interrupt rating supports demanding fault-current applications.
• Bolt-on mounting ensures secure installation and dependable electrical connections.
• Common-trip operation enhances circuit safety.
• Visual trip indicator allows quick breaker status identification.
• HACR rated for HVAC and refrigeration equipment applications.
• Compatible with multiple field-installable accessories for enhanced functionality.

Applications

• Commercial Electrical Distribution Panels
• Industrial Power Distribution Systems
• HVAC Equipment Protection
• Branch Circuit Protection
• Motor and Equipment Circuits
• NQ and NQOD Panelboards
• High Fault Current Electrical Systems

Product Summary

• Product Name: Square D QOB2110VH 110A 2-Pole Thermal Magnetic Circuit Breaker – Bolt-On Mount – 120/240V
• Current Rating: 110A
• Voltage Rating: 120/240V AC
• Poles: 2
• Mounting Type: Bolt-On
• Terminal Type: Box Lugs
• Protection: Thermal Magnetic
• Trip Function: Long-Time and Instantaneous (LI)
• Interrupt Rating: 22 kAIC
• Wire Size: 4 AWG–300 kcmil Copper/Aluminum
• Certifications: UL 489, CSA, HACR
• Application: Commercial and industrial branch circuit protection in high fault-current environments.

Returns are easy

You may return items within 30 days of delivery for a refund.

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