Square D QJA32110 - Molded Case 110A 240V 3-Pole
Square D QJA32110 - Molded Case 110A 240V 3-Pole

Square D QJA32110 - Molded Case 110A 240V 3-Pole

Square D
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The Square D QJA32110 is a 3-pole molded case circuit breaker from the I-Line family, designed for overcurrent protection in commercial and industrial power distribution systems. It provides thermal-magnetic protection with long time and instantaneous trip functions, rated at 110A and 240V AC, with a high interrupting capacity of 100kA at 240V. Physically, the breaker measures 6.47 in (164.34 mm) x 4.5 in (114.3 mm) x 3.93 in (99.82 mm) and weighs 6.647 lb, featuring an I-Line style plug-in connection and accepting wire sizes from AWG 4 to 300 kcmil for both aluminum and copper conductors. It complies with UL, CSA, NEMA, and NOM-003-SCFI-2000 standards, with a temperature rating of -13 to 158 °F (-25 to 70 °C). This breaker is typically used in panelboards, switchboards, and motor control centers for branch circuit protection in industrial facilities.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic
  • Voltage Rating: 240V AC
  • Current Rating: 110A
  • Dimensions: 6.47 in (164.34 mm) x 4.5 in (114.3 mm) x 3.93 in (99.82 mm) (H x W x D)
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000
  • Applications: Industrial panelboards, switchboards, motor control centers
  • Poles: 3
  • Connection: I-Line Style Plug-In
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • AIC rating: 100kA@240V
  • Phase: 3
  • Temp Rating: -13–158 °F (-25–70 °C)
  • Wire Size: AWG 4 to 300 kcmil, Aluminum/Copper
  • Certification: UL, CSA, NOM
  • Weight: 6.647 lb
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901641278
  • GTIN: 00785902000000