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Square D FA26020AB1021 - Molded Case Circuit Breaker 20A 600V 3-Pole

Square D
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Square D FA26020AB1021 is a 20A, 600V, 3-pole molded case circuit breaker designed for magnetic-only instantaneous protection in I-Line style plug-in applications. It is rated for 600V AC/DC operation with an interrupting capacity of 18kA at 480V, providing reliable overcurrent protection for sensitive equipment. The unit weighs 6 lb and features a compact F frame construction with a plug-on mounting style for secure installation in Square D panelboards. This breaker complies with UL and CSA standards for power distribution systems, ensuring safe and consistent performance. It is typically used in industrial control panels and motor protection circuits where instantaneous trip response is required.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Manufacturer: Square D
  • Model: FA26020AB1021
  • Current Rating: 20A
  • Voltage Rating: 600V AC/DC
  • Poles: 3
  • Phase: 1
  • Functions: I - Instantaneous
  • Protection: Magnetic Only
  • Connection: I-Line Style Plug-In
  • AIC Rating: 18kA @ 480V
  • Weight: 6 lb
  • Frame Type: F
  • Mounting Type: Plug-in (I-Line)
  • Certifications: UL, CSA
  • Wire Size: 12-4 AWG Aluminum, 14-4 AWG Copper
  • Dimensions: 3" W x 4.13" D x 6" H