Square D QOB320PL - 3-Pole 20A Bolt-On Circuit Breaker (240V)
Square D QOB320PL - 3-Pole 20A Bolt-On Circuit Breaker (240V)

Square D QOB320PL - 3-Pole 20A Bolt-On Circuit Breaker (240V)

Square D
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Square D QOB320PL is a 3-pole bolt-on molded case circuit breaker designed for overcurrent protection in commercial and industrial electrical systems. It delivers a 20A current rating at 120/240VAC with a 10kA interrupting capacity, utilizing a thermal magnetic trip mechanism with LI (Long-Time and Instantaneous) functions. The unit measures 4.6 in (116 mm) in height, 2.2 in (57 mm) in width, and 2.9 in (74 mm) in depth, weighs 1.21 lb, and features pressure plate terminal connections for secure wiring. It is UL Listed and CSA certified, meeting rigorous safety and performance standards. Typical applications include branch circuit protection in panelboards, lighting control, and motor control centers.

Key Features & Specifications
  • Type: QOB
  • Poles: 3
  • Current Rating: 20A
  • Voltage Rating: 120/240VAC
  • AIC Rating: 10kA@240V
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Connection: Bolt-On
  • Terminal Connection: Pressure Plate
  • Dimensions: 4.6 in (116 mm) x 2.2 in (57 mm) x 2.9 in (74 mm) (Height x Width x Depth)
  • Weight: 1.21 lb
  • Phase: 3
  • Standards: CSA, UL Listed
  • Certification: UL Listed
  • Family: QOB Series
  • Country of Origin: Mexico
  • Wire Range: AWG 14 to AWG 8
  • Actuator Type: Paddle
  • Operating Temperature: 40°C


Product Identification
  • UPC: 785901095828
  • GTIN: 00785901000000