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Square D MA26450BC - Molded Case Breaker 450A 2-Pole

Square D
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Square D MA26450BC is a 450A, 2-pole I-Line molded case circuit breaker from the MA family, designed for thermal-magnetic protection with LI (Long-Time and Instantaneous) trip functions. It operates at a maximum voltage rating of 600V and a current rating of 450A, with an interrupting capacity of 30kA at 480V, and features an I-Line style plug-in connection for single-phase applications. The unit weighs 40 lb and is constructed as a molded case breaker with a compact frame, ensuring reliable overcurrent protection in industrial environments. This breaker complies with applicable industry standards for thermal-magnetic circuit breakers, providing robust short-circuit and overload protection. It is typically used in industrial power distribution panels, switchboards, and motor control centers requiring high-current single-phase protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, I-Line Family, MA Type, Thermal-Magnetic Protection
  • Voltage Rating: 600V
  • Current Rating: 450A
  • Poles: 2
  • Phase: 1
  • AIC Rating: 30kA@480V
  • Connection: I-Line Style Plug-In
  • Functions: LI - Long-Time and Instantaneous
  • Weight: 40 lb
  • Item Subcategory: Molded Case


Product Identification
  • UPC: Not available
  • GTIN: Not available