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Square D QOB120AF - Molded Case 20A 1-Pole Breaker

Square D
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Square D QOB120AF is a 1-pole bolt-on molded case circuit breaker from the QOB Series, designed for thermal-magnetic overcurrent protection with long-time and instantaneous (LI) trip functions. It is rated for 20A at 120/240VAC with a 10kA interrupting capacity at 120V, and features a pressure plate terminal connection for secure wiring. The unit weighs 1 lb and utilizes a bolt-on mounting method for fixed installation in compatible load centers. This breaker is UL Listed and CSA certified, meeting industry safety standards for residential and commercial electrical systems. It is commonly used for branch circuit protection in lighting, appliance, and general-purpose power distribution applications.

Key Features & Specifications
  • Manufacturer: Square D
  • Series: QOB
  • Type: QOB
  • Amperage: 20 Amp
  • Voltage Rating: 120/240 VAC
  • Poles: 1
  • Mounting Type: Bolt-On
  • Interrupting Rating: 10kA at 120 VAC
  • Trip Unit: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Terminal Connection: Pressure Plate
  • Phase: 1
  • Standards: CSA, UL Listed
  • Certification: UL Listed
  • Weight: 1 lb


Product Identification
  • UPC: 785901959051
  • GTIN: 00785901299356