Square D FH26040AC - 40A 2-Pole Molded Case Circuit Breaker
Square D FH26040AC - 40A 2-Pole Molded Case Circuit Breaker

Square D FH26040AC - 40A 2-Pole Molded Case Circuit Breaker

Square D
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Square D FH26040AC is a molded case circuit breaker designed for providing reliable overcurrent and short-circuit protection in industrial and commercial electrical systems. It features a 40A current rating and a 600V voltage rating, suitable for single-phase applications. The breaker is constructed with a compact F-frame design, measuring 162.6 mm H x 76.2 mm W x 104.9 mm D and weighing 6 lb, and utilizes a thermal-magnetic trip mechanism for both long-time and instantaneous protection functions. It complies with major industry standards including UL, CSA, NOM, IEC, CCC, and CE, ensuring broad acceptance. Typical applications include protection of feeders and branch circuits in panelboards and switchboards, supporting wire sizes from 14 to 1/0 AWG for aluminum or copper conductors.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker, Thermal-Magnetic Protection, I-Line Family, FH Type
  • Voltage Rating: 600V AC
  • Current Rating: 40A
  • Dimensions: 6.4 in H (162.6 mm) x 3 in W (76.2 mm) x 4.13 in D (104.90 mm)
  • Standards: UL, CSA, NOM, IEC, CCC, CE Certified
  • Applications: Industrial and Commercial Feeder/Branch Circuit Protection
  • Switch Type: Circuit Breaker
  • Configuration: Plug-In
  • Phase: 1
  • Amperage: 40A
  • AIC rating: 25kA @ 480V
  • Connection: I-Line Style Plug-In
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: Long Time and Instantaneous Trip
  • Frame Size: F Frame
  • Trip Type: Thermal-Magnetic
  • Wire Size: 14 to 1/0 AWG AL/CU
  • Temp Rating: -13 to 158 °F (-25 to 70 °C)
  • Mounting: Plug-In
  • Certification: UL, CSA, NOM, IEC, CCC, CE
  • Circuit Breaker Mounting Style: Plug-In
  • Terminal Connection: I-Line Plug-In
  • Standards: UL, CSA, NOM, IEC, CCC, CE
  • Breaker Frame: F Frame
  • Operating Temperature Maximum Celsius: 70 °C
  • Weight: 6 lb


Product Identification
  • UPC: 785901254768
  • GTIN: 00785901254768