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Square D QO270VH - 70A Circuit Breaker (22kA AIC, 120/240V)

Square D
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Square D QO270VH is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in residential and light commercial electrical systems. It features a 70A current rating and a 120/240V voltage rating, housed within a compact, plug-in design measuring 79 mm H x 38 mm W x 74 mm D and weighing 0.69 lb. The breaker is constructed with thermal-magnetic protection for both long-time and instantaneous trip functions, ensuring compliance with CSA and UL standards. Its 22kA interrupting capacity at 120V and a wide operating temperature range of -25 to 70 °C make it suitable for installation in QO load centers and NQ panelboards, accommodating copper or aluminum conductors from 8 AWG to 2 AWG via its lug terminals.

Key Features & Specifications
  • Type: Molded Case, Thermal-Magnetic Protection, Plug-In Connection
  • Voltage Rating: 120/240V AC
  • Current Rating: 70A
  • Dimensions: 3.1 in H (79 mm) x 1.5 in W (38 mm) x 2.9 in D (74 mm)
  • Standards: CSA, UL Listed
  • Applications: Residential and Light Commercial Load Centers
  • Switch Type: Circuit Breaker
  • Configuration: Plug-In
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Phase: 1
  • AIC Rating: 22kA @ 120V
  • Connection: Plug-In, Lug Terminal
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous Trip (LI)
  • Frame Size: 100A/QO
  • Panel Type: QO Load Centers and NQ Panelboards
  • Breaker Type: High Interrupting Capacity
  • Wire Size: 8 AWG to 2 AWG (Copper/Aluminum)
  • Certification: UL Listed
  • MCM Size: Min. 8 AWG, Max. 2 AWG
  • Terminal Connection: Lug
  • Weight: 0.69 lb


Product Identification
  • UPC: 785901054986
  • GTIN: 00785901054986