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Siemens MBKQJ3125 - Molded Case Circuit Breaker 125A 3P (10kA AIC)

Siemens
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Siemens MBKQJ3125 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase electrical systems. It features a 125A current rating and a 240V AC voltage rating, housed in a robust thermal-magnetic trip unit that ensures both long-time delay and instantaneous tripping functions. The breaker's three-pole, bolt-on configuration and 10 kA interrupting rating at 240V AC facilitate secure installation and dependable performance in demanding environments. This UL-certified device complies with industry safety standards and is engineered for integration into industrial control panels, switchboards, and motor control centers where robust circuit protection is required.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 240V AC
  • Current Rating: 125A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 10 kA @ 240V AC
  • Protection: Thermal Magnetic
  • Functions: LI (Long-Time and Instantaneous)
  • Certification: UL
  • Connection: Bolt-On
  • Family: MBK Series
  • Weight: 6 lb
  • Country of Origin: Mexico


Product Identification
  • UPC: 783643096066
  • GTIN: 00783643096066