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Square D QOB330-1021 - 3-Pole Molded Case Circuit Breaker 30A

Square D
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The Square D QOB330-1021 is a three-pole molded case circuit breaker designed for overcurrent protection in commercial and industrial electrical systems. It is rated for 120/240VAC and features a bolt-on connection with pressure plate terminals for secure installation. This compact unit weighs 5.19 lb and is constructed for durability in panelboard applications. The breaker is UL Listed and CSA certified, ensuring compliance with North American safety standards. It is commonly used for branch circuit protection in three-phase power distribution systems.

Key Features & Specifications
  • Type: Molded Case, QOB Series, Bolt-On
  • Voltage Rating: 120/240VAC
  • Current Rating: 30A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 10kA@120V
  • Connection: Bolt-On
  • Terminal Connection: Pressure Plate
  • Standards: CSA, UL Listed
  • Weight: 5.19 lb
  • Family: QOB Series


Product Identification
  • UPC: 078590149440
  • GTIN: 00785901494409