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Square D QO350VH - 3-Pole 50A Circuit Breaker (22kA AIC, 240V)

Square D
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Square D QO350VH is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in three-phase electrical systems. It features a 50A current rating and a 240V AC voltage rating, housed in a compact plug-in unit measuring 79 mm H x 57 mm W x 74 mm D and weighing 1.031 lb. This thermal-magnetic breaker is UL Listed and operates across a temperature range of -25 to 70 °C, utilizing both long-time and instantaneous trip functions. Its 22kA interrupting capacity at 240V and compatibility with AWG 8 to 2 copper or aluminum conductors make it suitable for industrial panels, commercial buildings, and equipment protection.

Key Features & Specifications
  • Type: Molded Case, Thermal Magnetic Protection with Long Time and Instantaneous Trip Functions
  • Voltage Rating: 240V AC
  • Current Rating: 50A
  • Dimensions: 3.1 in H (79 mm) x 2.2 in W (57 mm) x 2.9 in D (74 mm)
  • Standards: UL Listed
  • Applications: Industrial Panels, Commercial Electrical Systems, Equipment Protection
  • Switch Type: Circuit Breaker
  • Configuration: Plug-In
  • Temp Rating: -13 to 158 °F (-25 to 70 °C)
  • Phase: 3
  • AIC Rating: 22kA @ 240V
  • Connection: Plug-In
  • Poles: 3
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Wire Size: AWG 8 to AWG 2, Copper or Aluminum
  • Certification: UL Listed
  • Family: QO Series
  • Country of Origin: Mexico
  • Weight: 1.031 lb


Product Identification
  • UPC: 785901060215
  • GTIN: 00785901060215