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Square D A1B2100 - Molded Case Breaker 100A 240V

Square D
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Square D A1B2100 is a molded case circuit breaker designed for overcurrent protection in industrial and commercial power distribution systems. This 2-pole, 100A unit operates at 240V with a 10kA interrupting capacity at 240V, utilizing thermal magnetic protection with LI (Long-Time and Instantaneous) trip functions. The bolt-on connection design ensures secure installation in compatible panelboards, with a compact frame weighing 2 lb. It complies with industry standards for molded case circuit breakers, making it suitable for protecting branch circuits, feeders, and equipment in single-phase applications.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic
  • Voltage Rating: 240V
  • Current Rating: 100A
  • Poles: 2
  • Connection: Bolt-On
  • AIC Rating: 10kA@240V
  • Phase: 1
  • Functions: LI - Long-Time and Instantaneous
  • Family: A1B Series
  • Weight: 2 lb


Product Identification
  • UPC: 0646826266727
  • GTIN: 00646826266727