Square D FA340401021 - Molded Case Circuit Breaker 40A 3-Pole
Square D FA340401021 - Molded Case Circuit Breaker 40A 3-Pole

Square D FA340401021 - Molded Case Circuit Breaker 40A 3-Pole

Square D
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Square D FA340401021 is a 3-pole molded case circuit breaker from the I-Line family, designed for thermal magnetic protection with long time and instantaneous trip functions. Rated for 40A at 480VAC, it delivers an interrupting capacity of 18kAIC at 480V and supports three-phase power distribution. The unit measures 6.4 in (162.6 mm) in height, 4.5 in (114.3 mm) in width, and 4.13 in (104.90 mm) in depth, weighing 9 lb, and features I-Line style plug-in connection with load side lug terminals. It is UL and CSA certified, complies with RoHS, REACh, and HACR standards, and operates within a temperature range of -13 to 158 °F (-25 to 70 °C). This breaker is suited for industrial power distribution applications requiring reliable overcurrent protection.

Key Features & Specifications
  • Type: Molded Case Circuit Breaker
  • Manufacturer: Schneider Electric
  • Family: I-Line
  • Poles: 3
  • Current Rating: 40 Amps
  • Voltage Rating: 480VAC
  • Interrupting Rating: 18kAIC at 480V
  • Protection: Thermal Magnetic
  • Trip Functions: Long Time and Instantaneous Trip
  • Connection: I-Line Style Plug-In
  • Terminal Connection: Load Side Lug
  • Phase: 3
  • Dimensions: 6.4 in (162.6 mm) x 4.5 in (114.3 mm) x 4.13 in (104.90 mm) (Height x Width x Depth)
  • Weight: 9 lb
  • Temperature Rating: -13 to 158 °F (-25 to 70 °C)
  • Frame Type: FA
  • Certifications: UL, CSA
  • Compliance: RoHS, REACh, HACR
  • Country of Origin: Mexico