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Square D 991120 - Molded Case Circuit Breaker 20A 1-Pole (10kA AIC)

Square D
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Square D 991120 is a molded case circuit breaker designed for providing reliable overcurrent protection in single-phase electrical systems. It features a 20A current rating and a 120V AC voltage rating, utilizing a thermal-magnetic protection mechanism for both long-time and instantaneous (LI) trip functions. The breaker is constructed as a single-pole, bolt-on unit with a compact design weighing 0.33 lb and offers an interrupting capacity of 10kA at 120V. It is engineered to meet relevant industry standards for safety and performance, making it suitable for use in industrial control panels, HVAC systems, and commercial electrical distribution equipment.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic Protection, Bolt-On Connection
  • Voltage Rating: 120V AC
  • Current Rating: 20A
  • Poles: 1
  • Phase: 1
  • AIC Rating: 10kA @ 120V
  • Protection: Thermal Magnetic
  • Functions: LI (Long-Time and Instantaneous)
  • Connection: Bolt-On
  • Family: 99 Series
  • Type: 991
  • Item Subcategory: Molded Case
  • Weight: 0.33 lb


Product Identification
  • GTIN: 08051316043320