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Square D QOB120EM - 1-Pole 20A 120/240VAC

Square D
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Square D QOB120EM Circuit Breaker - 1-Pole 20A 120/240VAC The Square D QOB120EM is a 1-pole molded case circuit breaker designed for overcurrent protection in residential and commercial electrical distribution systems. It operates at 120/240VAC with a 20A continuous current rating and a 10kA interrupting capacity at 120VAC, featuring a bolt-on mounting style with pressure plate terminals for secure connections. This QOB series breaker weighs 5.19 lb and is constructed for single-phase applications with a compact frame size suitable for panelboard installation. It is UL Listed and CSA certified, meeting industry standards for safety and performance. Typical applications include branch circuit protection in lighting, appliance, and general-purpose power distribution panels.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Voltage Rating: 120/240VAC
  • Current Rating: 20A
  • Poles: 1
  • Phase: 1
  • AIC Rating: 10kA@120V
  • Connection: Bolt-On
  • Circuit Breaker Mounting Style: Bolt-On
  • Terminal Connection: Pressure Plate
  • Weight: 5.19 lb
  • Standards: CSA, UL Listed
  • Certification: UL Listed
  • Family: QOB Series
  • Item Subcategory: Molded Case


Product Identification
  • UPC: 6.38184E+11
  • GTIN: 6.38184E+11