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Square D QOM2100MM - Main Breaker 100A 2-Pole (10kA AIC)

Square D
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Square D QOM2100MM is a molded case circuit breaker designed for main circuit protection in single-phase QO load centers. It provides a 100A current rating and 240V voltage rating with a 10kA interrupting capacity, utilizing a thermal-magnetic trip mechanism for both long-time and instantaneous overcurrent protection. The breaker features a compact bolt-on design with dimensions of 142 mm H x 129 mm W x 91 mm D, a weight of 2.69 lb, and lug terminals compatible with copper or aluminum wire from 4 AWG to 300 kcmil. It is UL Listed and CSA certified, operating reliably within a temperature range of -25 to 70 °C for industrial and commercial electrical distribution applications.

Key Features & Specifications
  • Type: Molded Case, Main Breaker, Thermal Magnetic Protection
  • Voltage Rating: 240V AC
  • Current Rating: 100A
  • Dimensions: 142 mm H x 129 mm W x 91 mm D (5.6 in x 5.08 in x 3.6 in)
  • Standards: UL Listed, CSA
  • Applications: Main circuit protection for QO load centers
  • Switch Type: Circuit Breaker
  • Configuration: Bolt-on
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Phase: 1
  • AIC Rating: 10kA @ 240V
  • Connection: Lug
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Breaker Type: Main Breaker
  • Panel Type: QO Load Center
  • Wire Size: 4 AWG to 300 kcmil (Copper/Aluminum)
  • Certification: UL Listed, CSA
  • Family: QOM Series
  • Country of Origin: Mexico
  • Weight: 2.69 lb


Product Identification
  • UPC: 785901765202
  • GTIN: 00785901765202