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Square D QOB270VH - 70A 2-Pole Bolt-On Circuit Breaker (22kA AIC)

Square D
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Square D QOB270VH is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial and commercial electrical systems. It features a 70A current rating and a 120/240VAC voltage rating, housed within a compact 79mm x 38mm x 74mm (HxWxD) bolt-on unit weighing 0.71 lb. This thermal-magnetic breaker is CSA and UL Listed, ensuring compliance with North American safety standards for use in Square D NQOD panelboards. Its 22kA interrupting capacity at 240V and pressure plate terminals for 8 to 2 AWG wire make it suitable for protecting feeder and branch circuits in demanding applications.

Key Features & Specifications
  • Type: Molded Case, Thermal-Magnetic Protection, High Interrupting Capacity
  • Voltage Rating: 120/240VAC
  • Current Rating: 70A
  • Dimensions: 3.1 in (79 mm) H x 1.5 in (38 mm) W x 2.9 in (74 mm) D
  • Standards: CSA, UL Listed
  • Applications: Industrial/Commercial Feeder and Branch Circuit Protection
  • Switch Type: Circuit Breaker
  • Configuration: Bolt-On
  • Phase: 1
  • Amperage: 70A
  • AIC rating: 22kA @ 240V
  • Connection: Bolt-On
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous (LI)
  • Frame Size: 100A/QO
  • Trip Type: Thermal Magnetic
  • Panel Type: Square D NQOD Panelboards
  • Breaker Type: High Interrupting Capacity
  • Temp Rating: 40°C (104°F) Maximum Ambient
  • MCM Size: Min. 8 AWG, Max. 2 AWG
  • Terminal Connection: Pressure Plate
  • Wire Size: 8 AWG to 2 AWG (Copper or Aluminum)
  • Certification: UL Listed
  • Family: QOB Series
  • Weight: 0.71 lb


Product Identification
  • UPC: 785901054795
  • GTIN: 00785901054795