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Square D QOB120K - Molded Case 20A 1-Pole Breaker

Square D
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The Square D QOB120K is a 1-pole bolt-on molded case circuit breaker from the QOB Series, designed for thermal-magnetic overcurrent protection in branch circuits. It is rated for 20A at 120/240VAC with a 10kA interrupting capacity at 120V, utilizing a pressure plate terminal connection for secure wiring. This compact unit measures 3.0 in x 0.7 in x 2.9 in (76 mm x 19 mm x 74 mm) and weighs 0.32 lb, featuring LI (Long-Time and Instantaneous) trip functions for precise fault response. It is UL Listed and CSA certified, making it suitable for industrial panelboards and load centers requiring reliable single-phase protection.

Key Features & Specifications
  • Type: Molded Case, Thermal Magnetic
  • Voltage Rating: 120/240VAC
  • Current Rating: 20A
  • Dimensions: 3.0 in (76 mm) x 0.7 in (19 mm) x 2.9 in (74 mm) (Height x Width x Depth)
  • Weight: 0.32 lb
  • Terminal Connection: Pressure Plate
  • Functions: LI - Long-Time and Instantaneous
  • Poles: 1
  • Connection: Bolt-On
  • Standards: CSA, UL Listed
  • Protection: Thermal Magnetic
  • Certification: UL Listed
  • AIC rating: 10kA@120V
  • Phase: 1
  • Manufacturer: Schneider Electric
  • Item Subcategory: Molded Case
  • Family: QOB Series
  • Country of Origin: United States
  • Type: QOB


Product Identification
  • UPC: Not specified
  • GTIN: Not specified