CHH3125H2 - 125Amp Circuit Breaker

CHH3125H2 - 125Amp Circuit Breaker

When a critical electrical system needs a compatible replacement breaker, matching the original specifications is often the most important part of the job. The CHH3125H2 molded case circuit breaker is a 125 amp, 3-pole breaker designed for use in electrical distribution systems requiring a CHH2-series breaker with a non-interchangeable trip unit.

Whether you're servicing a manufacturing facility, commercial building, or another three-phase power system, the CHH3125H2 is built to deliver the form, fit, and function required for compatible installations. Built to last and designed for long-term service in properly maintained electrical systems, it remains a dependable choice for keeping essential equipment operating as intended.

Key Features & Benefits

• 125 Amp current rating
• 3-pole configuration for three-phase systems
• CHH2 molded case circuit breaker design
• 25kA interrupting capacity at 240VAC
• Non-interchangeable trip unit
• Designed for compatible replacement applications
• Helps maintain original equipment configuration
• Compact footprint for installations with limited space
• Built for long-term use in commercial and industrial environments

Technical Specifications

• Part Number: CHH3125H2
• Type: CHH2
• Product Category: Molded Case Circuit Breaker
• Amperage Rating: 125 Amps
• Poles: 3
• Voltage Rating: 240VAC
• Interrupting Rating: 25kAIC @ 240VAC
• Trip Unit: Non-Interchangeable
• Dimensions: 4.13"W x 7.50"H x 3.06"D
• Width: 4.13 in.
• Height: 7.50 in.
• Depth: 3.06 in.
• Approximate Shipping Weight: 8.5 lbs

Material Compliance and Certifications

• The CHH3125H2 is intended for use in electrical distribution equipment designed to accept compatible CHH2-series molded case circuit breakers. Installation should be performed by qualified electrical personnel and in accordance with applicable local, state, and national electrical codes. Compatibility, voltage ratings, interrupting capacities, and application requirements should always be verified before installation.

Where It Works Best

• Existing CHH2-series electrical distribution systems
• Commercial building electrical infrastructure
• Industrial facilities and manufacturing environments
• Three-phase power distribution applications
• Feeder and branch circuit protection
• Electrical maintenance and repair projects
• Like-for-like breaker replacement applications
• Distribution equipment requiring a 125 Amp, 3-pole breaker
• Facilities seeking to maintain original equipment configuration