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Square D QOM100VH - Main Breaker 100A 2-Pole (22kA AIC)

Square D
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Square D QOM100VH is a molded case circuit breaker designed for main circuit protection in single-phase electrical systems. It provides a 100A current rating and 120/240V voltage rating with a 22kA interrupting capacity at 240V for reliable overcurrent and short-circuit protection. The breaker features a compact, bolt-on design with a 100A/QO frame size, lug terminals, and a thermal-magnetic trip unit providing long-time and instantaneous (LI) trip functions. It is constructed for durability with an operating temperature range of -25 to 70 °C and complies with UL and CSA standards. This main breaker is typically applied in Square D 125 Amp single-phase convertible load centers (QOM1 frame size) for residential and light commercial service entrance equipment.

Key Features & Specifications
  • Type: Molded Case, Main Breaker, Thermal-Magnetic Protection with LI (Long-time & Instantaneous) Trip
  • Voltage Rating: 120/240V AC
  • Current Rating: 100A
  • Frame Size: 100A/QO
  • AIC Rating: 22kA @ 240V
  • Poles: 2
  • Phase: 1
  • Connection: Bolt-On, Lug Terminal
  • Wire Size Range: 12 AWG (Min) to 2 AWG (Max)
  • Standards & Certification: UL Listed, CSA
  • Operating Temperature: -25°C to 70°C (-13°F to 158°F)
  • Dimensions: 5 in H x 5.09 in W x 5.08 in D (127 mm x 129.3 mm x 129 mm)
  • Weight: 1.37 lb (0.62 kg)
  • Panel Type: Compatible with Square D 125 Amp Single-Phase Convertible Load Centers (QOM1 Frame Size)


Product Identification
  • UPC: 785901004035
  • GTIN: 00785901004035