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Square D FI26020AB - Molded Case 20A 600V Circuit Breaker

Square D
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Square D FI26020AB is a molded case circuit breaker designed for thermal magnetic overcurrent protection in industrial power distribution systems. This 2-pole, 20A unit operates at 600VAC with a 200kA interrupting capacity at 480V, utilizing LI (Long-Time and Instantaneous) trip functions for precise fault management. The I-Line style plug-in connection enables direct mounting on Square D panelboards, with a compact frame weighing 9.251 lb and manufactured in Mexico under the Schneider Electric I-Line family. It complies with UL 489 and NEMA AB-1 standards for molded case circuit breakers, ensuring reliable performance in commercial and industrial environments. Typical applications include branch circuit protection in switchboards, motor control centers, and lighting panels requiring high fault current ratings.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal Magnetic, I-Line Plug-In
  • Voltage Rating: 600V AC
  • Current Rating: 20A
  • Poles: 2
  • Phase: 1
  • AIC Rating: 200kA@480V
  • Connection: I-Line Style Plug-In
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Family: I-Line
  • Weight: 9.251 lb
  • Country of Origin: Mexico
  • Manufacturer: Schneider Electric
  • Item Subcategory: Molded Case
  • Type: FI


Product Identification
  • UPC: Not specified
  • GTIN: Not specified