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Square D QO240PLILC - Molded Case 40A 2-Pole Breaker

Square D
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Square D QO240PLILC Circuit Breaker is a molded case circuit breaker designed for overcurrent protection and switching applications in residential and light commercial electrical systems. This unit is rated for 120/240 VAC at 40 amps, providing reliable interruption of fault currents. The breaker features a compact 1-inch pole width, weighs 0.831 lb, and measures 4.6 in (116 mm) x 1.5 in (38 mm) x 2.9 in (74 mm) (Height x Width x Depth), constructed with a thermoplastic housing and plug-on neutral connection. It complies with UL 489 and CSA C22.2 standards, ensuring safe operation in branch circuit protection. Typical applications include lighting, appliance, and general-purpose circuits in load centers and panelboards.

Key Features & Specifications
  • Type: Molded case circuit breaker, plug-on neutral, thermal-magnetic trip
  • Voltage Rating: 120/240 VAC
  • Current Rating: 40 A
  • Dimensions: 4.6 in (116 mm) x 1.5 in (38 mm) x 2.9 in (74 mm) (Height x Width x Depth)
  • Standards: UL 489, CSA C22.2
  • Applications: Branch circuit protection in residential and light commercial panelboards
  • Weight: 0.831 lb
  • Poles: 2
  • Breaker Type: QO
  • Frame Size: QO
  • Trip Type: Thermal-magnetic
  • Connection: Plug-on neutral
  • Phase: Single
  • AIC Rating: 10 kAIC at 120/240 VAC
  • Installation Type: Plug-on
  • Circuit Breaker Mounting Style: Plug-in
  • Terminal Connection: Lug
  • Frequency Rating: 60 Hz
  • Phase Connection: Line and load
  • Compatible Frames: QO load centers and NQOD panelboards
  • Enclosure: Open style
  • Wire Size: #14-4 AWG Cu/Al
  • Certification: UL, CSA
  • Nema Rating: 1
  • Switch Style: Toggle
  • Amperage Maximum: 40 A
  • Amperage Minimum: 40 A
  • Coil Voltage Maximum: Not applicable (thermal-magnetic)
  • Coil Voltage Minimum: Not applicable (thermal-magnetic)
  • Temp Rating: 40°C ambient
  • Shipping Dimensions: 4.6 in x 1.5 in x 2.9 in
  • Horse Power: 10 HP at 240 VAC
  • Aux Contacts: Not included
  • CPT: Not included
  • Full Load Amps: 40 A
  • Dist Voltage: 240 VAC
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 40 A
  • Full Load Amp Minimum: 40 A
  • Relay Style: Not applicable
  • Wire: Copper/Aluminum
  • MCM Size: Not applicable
  • Metal Type: Copper alloy
  • Panel Style: QO
  • Bus Type: Plug-on
  • Fuse Class: Not applicable
  • Insulation Temperature: 75°C
  • Inductance: Not specified
  • Impedance: Not specified
  • Barrels: Not applicable
  • Class Rating: Not applicable
  • Diameter: Not applicable
  • Velocity: Not applicable
  • Clip Center: Not applicable
  • Clas: Not applicable
  • Mounting: Plug-in
  • Hz: 60 Hz
  • Coil Material: Not applicable
  • Reverse Standoff Voltage: Not applicable
  • Watts: Not applicable
  • 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: 40°C
  • Max Clamp Voltage: Not applicable
  • On-State Current: Not applicable


Product Identification
  • UPC: 785901621355
  • GTIN: 00785901621355