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Square D QOB120SWN - Molded Case 20A 1-Pole Bolt-On Breaker

Square D
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Square D QOB120SWN is a 1-pole, 20-amp bolt-on molded case circuit breaker from the QOB Series, designed for overcurrent protection in residential and commercial panelboards. It operates at 120/240VAC with a 10kA interrupting rating at 120V, utilizing a thermal magnetic trip unit for LI (long-time and instantaneous) protection functions. The unit weighs 0.3 lb and features a pressure plate terminal connection, a compact design with a paddle actuator, and supports 14 to 8 AWG copper or aluminum wire. It is UL Listed and CSA certified, meeting industry standards for safety and reliability. This breaker is suitable for use in QO and NQOD panelboards, providing secure bolt-on mounting for industrial and commercial electrical distribution systems.

Key Features & Specifications
  • Type: QOB
  • Amperage: 20A
  • Poles: 1
  • Voltage Rating: 120/240VAC
  • Interrupting Rating: 10kA@120V
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Bolt-On
  • Terminal Connection: Pressure Plate
  • Wire Size: 14 to 8 AWG (Copper/Aluminum)
  • Actuator Type: Paddle
  • Standards: CSA, UL Listed
  • Certification: UL Listed
  • Phase: 1
  • Weight: 0.3 lb


Product Identification
  • UPC: 785901416722
  • GTIN: 785901416722