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Square D QOM70VH - 70A Main Breaker for Homeline/QO Load Centers

Square D
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Square D QOM70VH is a molded case circuit breaker designed as a main breaker for residential and light commercial load centers, providing reliable overcurrent and short-circuit protection. It features a 70A current rating and a 120/240V AC voltage rating, housed within a compact bolt-on unit measuring 129 mm H x 88 mm W x 127 mm D and weighing 1.25 lb. The breaker utilizes a thermal-magnetic trip mechanism for both long-time delay and instantaneous (LI) protection, is rated for 22kA interrupting capacity at 240V, and operates within a temperature range of -25 to 70 °C. It complies with UL and CSA standards and is engineered for compatibility with Square D Homeline and QO load centers, accepting aluminum or copper conductors from #4 to 2/0 AWG via its lug terminals.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Main Breaker, Thermal-Magnetic Trip (LI)
  • Voltage Rating: 120/240V AC
  • Current Rating: 70A
  • Frame Size: 100A/QO
  • Poles: 2
  • Phase: 1
  • AIC Rating: 22kA @ 240V
  • Connection: Bolt-On, Lug Terminal
  • Wire Size: #4 AWG to 2/0 AWG (Aluminum/Copper)
  • Dimensions: 129 mm H x 88 mm W x 127 mm D (5.08 in x 3.5 in x 5 in)
  • Weight: 1.25 lb
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Standards & Certification: UL Listed, CSA
  • Panel Type: Homeline Load Center, QO Load Center
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous Trip (LI)
  • Breaker Type: Main Breaker


Product Identification
  • UPC: 785901054719
  • GTIN: 00785901054719