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Square D FH16040C - Molded Case Circuit Breaker 40A 277V 1-Pole

Square D
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Square D FH16040C 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 277V AC voltage rating, housed within a compact F-frame design measuring 162.6 mm H x 38.1 mm W x 104.9 mm D and weighing 2.059 lb. This single-pole, plug-in unit utilizes a thermal-magnetic trip mechanism for both long-time and instantaneous protection, ensuring compliance with industry standards for safety and performance. Its 25kA interrupting rating at 240V AC and an operational temperature range of -25 to 70 °C make it suitable for a variety of demanding applications, including panelboards and switchboards.

Key Features & Specifications
  • Type: Molded Case, Thermal-Magnetic Protection, I-Line Style Plug-In
  • Voltage Rating: 277V AC
  • Current Rating: 40A
  • Dimensions: 162.6 mm H x 38.1 mm W x 104.9 mm D (6.4 in x 1.5 in x 4.13 in)
  • Standards: Industry Standard
  • Applications: Industrial and Commercial Panelboards, Switchboards
  • Switch Type: Circuit Breaker
  • Configuration: Plug-In
  • Temp Rating: -25 to 70 °C (-13 to 158 °F)
  • Phase: 1
  • AIC Rating: 25kA @ 240V AC
  • Connection: I-Line Style Plug-In
  • Poles: 1
  • Protection: Thermal Magnetic
  • Functions: Long-Time and Instantaneous Trip
  • Frame Size: F Frame
  • Weight: 2.059 lb


Product Identification
  • GTIN: 00785901075998