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Square D QOB220VH - Molded Case Circuit Breaker 20A 2-Pole (22kA AIC)

Square D
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Square D QOB220VH is a molded case circuit breaker designed for providing reliable overcurrent protection in commercial and industrial electrical systems. It features a 20A current rating and a 120/240VAC voltage rating, housed within a compact bolt-on design measuring 76 mm x 38 mm x 74 mm (H x W x D) and weighing 0.6 lb. The breaker is constructed with a thermal-magnetic trip unit for long-time and instantaneous protection, achieving a 22kA interrupting capacity at 240V, and is certified to UL and CSA standards for safety and performance. Its pressure plate terminals accommodate copper or aluminum conductors from AWG 14 to AWG 8, making it suitable for installation in Square D NQOD panelboards across a wide operating temperature range of -25°C to 70°C.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 120/240V AC
  • Current Rating: 20A
  • Dimensions: 3.0 in (76 mm) H x 1.5 in (38 mm) W x 2.9 in (74 mm) D
  • Weight: 0.6 lb
  • Standards: UL Listed, CSA
  • AIC Rating: 22kA @ 240V
  • Poles: 2
  • Phase: 1
  • Frame Size: 100A/QO
  • Wire Size: AWG 14 to AWG 8 (Copper/Aluminum)
  • Terminal Connection: Pressure Plate
  • Temp Rating: -25°C to 70°C (-13°F to 158°F)
  • Panel Type: Square D NQOD Panelboards
  • Breaker Type: High Interrupting Capacity (HIC)
  • Functions: LI (Long-Time and Instantaneous Trip)
  • Protection: Thermal Magnetic
  • Certification: UL Listed
  • Connection: Bolt-On
  • Family: QOB Series
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901371922
  • GTIN: 00785901371922