QDF22125TS - 125 Amp Circuit Breaker

QDF22125TS - 125 Amp Circuit Breaker

When you need dependable protection for a 240V electrical system, the QDF22125TS thermal magnetic circuit breaker delivers the performance professionals expect. Rated at 125 amps with a 2-pole configuration, this breaker is built to help protect electrical equipment from overloads and short circuits while supporting reliable operation in commercial and industrial applications. The factory-installed non-interchangeable thermal magnetic trip unit is designed to react to both prolonged overload conditions and sudden fault currents without requiring adjustments or replacement trip elements. The breaker also features 1/4-20 inch stud connections on both the line and load sides, making it a practical choice for installations where secure cable terminations are important. Whether you're replacing an existing breaker or servicing electrical distribution equipment, the QDF22125TS offers the ratings and connection style needed for many demanding applications.

Key Features and Benefits

• 125 Amp Current Rating: 125 amp current rating.
• 2-Pole Design: 2-pole design for 240VAC applications.
• 25kA Interrupting Capacity: 25kA interrupting capacity at 240VAC.
• Thermal Magnetic Protection: Thermal magnetic protection against overloads and short circuits.
• Factory-Installed Trip Unit: Factory-installed, non-interchangeable trip unit.
• 1/4-20" Stud Terminals: 1/4-20" stud terminals on both the line and load sides.
• Commercial and Industrial Applications: Built for commercial and industrial electrical distribution systems.
• Maintenance and Replacement: Suitable for maintenance, repair, and replacement projects.
  

Technical Specifications

• Part Number: QDF22125TS
  
• Type: QDF
  
• Breaker Style: Thermal Magnetic
  
• Trip Unit: Non-Interchangeable
  
• Poles: 2
  
• Amperage: 125A
  
• Voltage: 240VAC
  
• Interrupting Rating: 25kA @ 240VAC
  
• Line Connection: 1/4-20" Stud
  
• Load Connection: 1/4-20" Stud
  
• Dimensions:
  • Height: 6.5 in.
  • Width: 3.0 in.
  • Depth: 3.13 in.

Material Compliance and Certifications

• Thermal Magnetic Protection: Thermal magnetic overcurrent protection.
• Compatible Equipment: Designed for use in compatible electrical distribution equipment.
• Installation Requirements: Install in accordance with applicable electrical codes and manufacturer recommendations.
• Qualified Installation: Installation should be completed by qualified personnel.
  

Where It Works Best

• The QDF22125TS is commonly used in commercial facilities, industrial plants, manufacturing equipment, and other electrical distribution systems requiring a 125 amp, 2-pole circuit breaker with a 25kA interrupting rating at 240VAC. Its stud-style line and load terminals make it well suited for applications where bolted cable connections are preferred, and the thermal magnetic trip design provides dependable protection for feeders, branch circuits, and connected equipment.