Square D QJA221001 - Molded Case Circuit Breaker 100A 240V
Square D QJA221001 - Molded Case Circuit Breaker 100A 240V

Square D QJA221001 - Molded Case Circuit Breaker 100A 240V

Square D
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The Square D QJA221001 is a 2-pole, 100A molded case circuit breaker from the I-Line family, designed for thermal-magnetic protection in commercial and industrial power distribution systems. It is rated for 240V AC with a 100kA interrupting capacity at 240V, providing both long-time and instantaneous trip functions for overcurrent and short-circuit protection. This unit features an I-Line style plug-in connection, measures 6.47 in x 3 in x 3.93 in (H x W x D), and weighs 4.707 lb, with an operating temperature range of -13°F to 158°F (-25°C to 70°C). It complies with UL, CSA, NEMA, and NOM-003-SCFI-2000 standards, and is certified by UL, CSA, and NOM, making it suitable for single-phase panelboard applications in industrial environments.

Key Features & Specifications
  • Type: Molded Case, I-Line Family, Thermal Magnetic Protection
  • Voltage Rating: 240V AC
  • Current Rating: 100A
  • Dimensions: 6.47 in (164.34 mm) x 3 in (76.2 mm) x 3.93 in (99.82 mm) (Height x Width x Depth)
  • Weight: 4.707 lb
  • Standards: UL, CSA, NEMA, NOM-003-SCFI-2000
  • Certification: UL, CSA, NOM
  • Applications: Commercial and industrial power distribution
  • Poles: 2
  • Connection: I-Line Style Plug-In
  • Phase: 1
  • AIC Rating: 100kA@240V
  • Functions: Long Time and Instantaneous Trip
  • Temp Rating: -13°F to 158°F (-25°C to 70°C)
  • Country of Origin: Mexico