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Square D QJA221501 - 150A Circuit Breaker (100kA AIC, 240V)

Square D
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The Square D QJA221501 is a molded case circuit breaker designed to provide reliable overcurrent protection for industrial and commercial electrical systems. It features a 150A current rating and a 240V AC voltage rating, housed within a compact Q Frame measuring 164.34 mm H x 76.2 mm W x 99.82 mm D and weighing 4.663 lb. This two-pole, plug-in breaker utilizes a thermal-magnetic trip mechanism for both long-time and instantaneous (LI) protection, achieving a 100kA interrupting capacity at 240V. It is engineered for compliance with UL, CSA, NEMA, and NOM standards and is suitable for a wide operating temperature range from -25°C to 70°C, making it ideal for panelboards and switchboards requiring robust circuit protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, I-Line Style Plug-In
  • Voltage Rating: 240V AC
  • Current Rating: 150A
  • Dimensions: 6.47 in (164.34 mm) H x 3 in (76.2 mm) W x 3.93 in (99.82 mm) D
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000
  • Applications: Industrial and Commercial Panelboards/Switchboards
  • Switch Type: Circuit Breaker
  • Configuration: Plug-In
  • Temp Rating: -13–158 °F (-25–70 °C)
  • Phase: 1
  • Voltage: 240V
  • Amperage: 150A
  • AIC rating: 100kA@240V
  • Connection: I-Line Style Plug-In
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous Trip
  • Frame Size: Q Frame
  • Certification: UL, CSA, NOM
  • Manufacturer: Schneider Electric
  • Family: I-Line
  • Country of Origin: Mexico
  • Weight: 4.663 lb


Product Identification
  • UPC: 785901708834
  • GTIN: 00785901708834