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Square D FA22040AB - Molded Case 40A 240V (2-Pole Thermal Magnetic)

Square D
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The Square D FA22040AB is a molded case circuit breaker from the I-Line family, designed for thermal-magnetic overcurrent protection in industrial power distribution. This 2-pole, 1-phase unit is rated for 40A at 240V AC with a 10kA interrupting capacity, providing LI (Long-Time and Instantaneous) trip functions for reliable fault isolation. Constructed with an I-Line style plug-in connection, it measures 6.4 inches in height, 3 inches in width, and 4.13 inches in depth, weighing 6 lb, and operates within a temperature range of -13°F to 158°F (-25°C to 70°C). Manufactured by Schneider Electric in Mexico, it complies with industry standards for molded case breakers, making it suitable for commercial and light industrial panelboards requiring compact, high-performance circuit protection.

Key Features & Specifications
  • Type: Molded Case, FA Series
  • Voltage Rating: 240V AC
  • Current Rating: 40A
  • Dimensions: 6.4 in (162.6 mm) x 3 in (76.2 mm) x 4.13 in (104.90 mm) (H x W x D)
  • Standards: UL/CSA compliant
  • Applications: Industrial panelboards, distribution systems
  • Switch Type: Thermal Magnetic
  • Configuration: 2-Pole, 1-Phase
  • Coil Voltage Maximum: Not applicable
  • Temp Rating: -13–158 °F (-25–70 °C)
  • Shipping Dimensions: 6.4 x 3 x 4.13 in
  • Phase: 1
  • Voltage: 240V
  • Amperage: 40A
  • AIC rating: 10kA@240V
  • Connection: I-Line Style Plug-In
  • Poles: 2
  • Protection: Thermal Magnetic
  • Functions: LI - Long-Time and Instantaneous
  • Frame Size: FA
  • Trip Type: Thermal Magnetic
  • Panel Type: I-Line
  • Breaker Type: Molded Case
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not specified
  • Metal Type: Not specified
  • Panel Style: I-Line
  • Bus Type: I-Line
  • Fuse Class: Not applicable
  • Insulation Temperature: Not specified
  • Inductance: Not applicable
  • Impedance: Not applicable
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: Plug-In
  • Hz: 50/60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not specified
  • Aux Contacts: Not specified
  • CPT: Not specified
  • Full Load Amps: Not specified
  • Dist Voltage: Not specified
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: Not specified
  • Full Load Amp Minimum: Not specified
  • Enclosure: Not specified
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not specified
  • Amperage Maximum: 40A
  • Amperage Minimum: Not specified
  • Nema Rating: Not specified
  • Switch Style: Not applicable
  • Wire Size: Not specified
  • Certification: UL/CSA
  • Circuit Breaker Mounting Style: Plug-In
  • Terminal Connection: I-Line
  • Frequency Rating: 50/60 Hz
  • Phase Connection: 1-Phase
  • Standards: UL 489, CSA C22.2
  • Compatible Frames: I-Line panelboards
  • Installation Type: Plug-In
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: FA
  • Current Rating: 40A
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not specified
  • Peak Pulse Current: Not applicable
  • Breakdown Voltage (MIN VBR@IT ) (V): Not applicable
  • Breakdown Voltage (VBR@IT) (V): Not applicable
  • Polarity: Not applicable
  • Operating Temperature Maximum Celsius: 70 °C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: Not available
  • GTIN: Not available