MPP2125 - 125 Amp Circuit Breaker

MPP2125 - 125 Amp Circuit Breaker

The MPP2125 is a 125A, 4-pole, 120/240V Type MPP main circuit breaker for compatible electrical distribution equipment that requires this specific combination of electrical ratings and breaker configuration. When you're replacing a breaker in existing or legacy equipment, the catalog number is a good starting point—but it isn't the only detail that matters. For replacement work, pay close attention to form, fit, and function, including the breaker type, voltage, amperage, pole configuration, interrupting capacity, connection arrangement, and physical fit. These breakers are built to last, but the priority remains getting the correct electrical and mechanical match.

Key Features and Benefits

• 125A amperage rating — For electrical equipment specifically requiring a 125-amp main circuit breaker with the corresponding configuration.
• 4-pole design — The MPP2125 uses a four-pole configuration, an important detail when matching an existing breaker.
• 120/240V rating — Clearly defined voltage characteristics make it easier to compare the breaker with equipment requirements.
• Type MPP — Provides a specific breaker type to reference when checking compatibility with existing or legacy equipment.
• Main breaker configuration — Identified as part of the Type QPP/MPP main breaker family for circuit-protection applications.

Technical Specifications

• Catalog Number / MFN: MPP2125
  
• Article Number: US2:MPP2125
  
• Product Type: Main Circuit Breaker
  
• Product Designation: BREAKER 125A 4P 120/240V 10K MPP
  
• Type: MPP
  
• Amperage Rating: 125A
  
• Number of Poles: 4
  
• Voltage Rating: 120/240V
  
• Interrupt Rating: 10 kA
  
• Net Weight: 2.006 lb
  
• UPC: 040892531558
  
• Commodity Code: 8536200020
  
• Country of Origin: Mexico
  
• Dangerous Goods Classification: No
  

Material Compliance and Certifications

The supplied product information for the MPP2125 does not state any specific UL, CSA, or other third-party certification, so no certification should be assumed based solely on the available specifications.

Where It Works Best

The MPP2125 125A circuit breaker is most relevant for existing or legacy electrical distribution equipment requiring a Type MPP, 125A, 4-pole, 120/240V main breaker with a 10 kA interrupt rating. This is a specification-driven replacement situation: matching "125A" alone isn't enough.