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Siemens MQJ290 - Molded Case Circuit Breaker, 90A 2-Pole

Murray
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Save $865.06
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  • In stock, ready to ship
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Siemens MQJ290 is a molded case circuit breaker designed for providing reliable overcurrent protection in single-phase electrical systems. It features a 90A current rating and a 240V AC voltage rating, housed in a compact, bolt-on configuration with a thermal-magnetic trip unit for combined long-time and instantaneous (LI) protection functions. This two-pole breaker is constructed with durable materials, weighs 3 lb, and meets industry standards for safety and performance, including a 10kA interrupting rating at 240V. It is typically applied in industrial and commercial panelboards, switchboards, and motor control centers for branch circuit and feeder protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker (MQ Type), Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 240V AC
  • Current Rating: 90A
  • Poles: 2
  • Phase: 1
  • AIC Rating: 10kA @ 240V
  • Protection Functions: LI (Long-Time and Instantaneous)
  • Connection: Bolt-On
  • Family: MQJ Series
  • Weight: 3 lb


Product Identification
  • UPC: 040892530957
  • GTIN: 00040892530957