CHH2125 - 125Amp Circuit Breaker

CHH2125 - 125Amp Circuit Breaker

When keeping an existing electrical system operating as designed, finding the right replacement breaker matters. The CHH2125 is a 125 Amp, 2-pole CHH molded case circuit breaker commonly used in commercial and industrial power distribution equipment where matching the original breaker specifications is important. Whether you're replacing a failed breaker, performing scheduled maintenance, or servicing a long-established electrical system, using the correct breaker helps keep the installation consistent with its original design.

Most buyers looking for a CHH2125 aren't redesigning their electrical infrastructure—they're searching for a breaker that matches what's already in service. That's where this model fits. With a 100kA interrupting rating at 240VAC and a non-interchangeable trip unit, it is intended for applications that require the same protection characteristics and configuration as the original installation.

You'll often find breakers like the CHH2125 in switchboards, panelboards, feeder circuits, and distribution equipment that have been operating reliably for years. When one of those breakers needs replacement, maintaining the original form and fit can make the process much more straightforward. The CHH2125 helps facilities preserve existing equipment configurations while replacing a worn, damaged, or failed breaker with the same style and ratings.

Key Features and Benefits

• 125 Amp current rating for commercial and industrial power distribution applications
• Two-pole configuration for compatible 240VAC electrical systems
• CHH series molded case circuit breaker
• Non-interchangeable trip unit design
• 100kA interrupting capacity at 240VAC
• Helps protect connected equipment from overloads and short-circuit conditions
• Supports form, fit, and functional replacement requirements
• Commonly used in switchboards, panelboards, and distribution equipment
• Built to last in properly maintained installations
• Helps maintain existing equipment specifications and system configurations
• Suitable for feeder and branch circuit protection applications

Technical Specifications

• Part Number: CHH2125
  
• Type: CHH
  
• Product Type: Molded Case Circuit Breaker
  
• Amperage Rating: 125 Amps
  
• Poles: 2
  
• Voltage Rating: 240VAC
  
• Interrupting Rating: 100kAIC @ 240VAC
  
• Trip Unit: Non-Interchangeable
  
• Dimensions:
  • Width: 2.75 in.
  • Height: 7.50 in.
  • Depth: 3.06 in.
• Approximate Shipping Weight: 7.00 lbs.
  

Material Compliance and Certifications

• The CHH2125 is intended for installation in compatible electrical distribution equipment and should be installed and serviced by qualified electrical professionals.
• Proper application and installation should follow all applicable local, state, and national electrical codes.
• Compatibility with the existing electrical system should always be verified before installation.

Where It Works Best

• Commercial buildings and office facilities
• Manufacturing plants and industrial operations
• Electrical distribution panels and switchboards
• Feeder circuit protection applications
• Existing CHH-series electrical systems
• Maintenance and repair projects requiring matching specifications
• Facilities operating legacy electrical infrastructure
• Applications requiring 125 Amp, 2-pole circuit protection
• Systems requiring a 100kAIC interrupting rating at 240VAC
• Projects where maintaining original form, fit, and function is important