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Square D QOB3155237 - Molded Case 15A 3-Pole Breaker

Square D
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The Square D QOB3155237 is a 3-pole molded case circuit breaker from the QOB Series, designed to provide thermal-magnetic overload and short-circuit protection for electrical circuits. It operates at a voltage rating of 120/240VAC with a current rating of 15A and an AIC rating of 10kA@120V, featuring LI (Long-Time and Instantaneous) protection functions. This bolt-on breaker measures 3.0 in (76 mm) x 2.2 in (57 mm) x 2.9 in (74 mm) (Height x Width x Depth) and weighs 0.82 lb, with pressure plate terminals accepting wire sizes from 14 AWG to 8 AWG (Cu/Al). It is UL Listed and CSA certified, making it suitable for industrial applications requiring reliable circuit interruption in 3-phase systems.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Standard, Thermal Magnetic
  • Voltage Rating: 120/240VAC
  • Current Rating: 15A
  • Poles: 3
  • Phase: 3
  • AIC Rating: 10kA@120V
  • Connection: Bolt-On
  • Protection: Thermal Magnetic, LI - Long-Time and Instantaneous
  • Terminal Connection: Pressure Plate
  • Wire Size: Min. 14 AWG (Cu/Al), Max. 8 AWG (Cu/Al)
  • Dimensions: 3.0 in (76 mm) x 2.2 in (57 mm) x 2.9 in (74 mm) (Height x Width x Depth)
  • Weight: 0.82 lb
  • Standards: CSA, UL Listed
  • Certification: UL Listed
  • Breaker Type: Standard
  • Family: QOB Series
  • Country of Origin: Mexico
  • Manufacturer: Schneider Electric


Product Identification
  • UPC: 785901090168
  • GTIN: 00785901090168