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Square D QDA221004 - Molded Case Circuit Breaker 100A 240V 2-Pole

Square D
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The Square D QDA221004 is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial and commercial electrical systems. It features a 100A current rating and a 240V AC voltage rating, housed within a compact 250A frame with dimensions of 164.34 mm H x 76.2 mm W x 99.82 mm D and a weight of 4.65 lb. This thermal-magnetic, plug-in breaker is constructed for I-Line panelboards, offering a 25kA interrupting capacity at 240V and is certified to UL, CSA, NEMA, and NOM standards for safe operation across a temperature range of -25 to 70 °C. Its lug terminals accommodate wire sizes from 4 AWG to 300 MCM, making it suitable for protecting feeder and branch circuits in a wide array of power distribution applications.

Key Features & Specifications
  • Type: Molded Case, Thermal Magnetic Protection with Long Time and Instantaneous Trip Functions
  • Voltage Rating: 240V AC
  • Current Rating: 100A
  • Frame Size: 250A/QD
  • AIC Rating: 25kA @ 240V
  • Poles: 2
  • Phase: 1
  • Connection: Plug-In Panelboard with Lug Terminals
  • MCM Size: Minimum 4 AWG, Maximum 300 MCM
  • Dimensions: 164.34 mm x 76.2 mm x 99.82 mm (H x W x D)
  • Weight: 4.65 lb
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Standards & Certification: UL, CSA, NEMA, NOM-003-SCFI-2000
  • Panel Type: I-Line Panelboards
  • Breaker Type: Standard
  • Phase Connection: BC
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Country of Origin: Mexico


Product Identification
  • UPC: 785901760313
  • GTIN: 00785901760313