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Square D HOM2448L125PRB - Main Breaker Load Center 125A 120/240V

Square D
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Square D HOM2448L125PRB is a main breaker load center designed for residential and light commercial branch circuit protection and service entrance applications. It is rated for 125A at 120/240V AC, single-phase, with a 22kA short-circuit current rating (SCCR) for high-fault-capacity installations. The enclosure measures 29.8 in (758 mm) in height, 14.8 in (375 mm) in width, and 4.5 in (115 mm) in depth, weighing 30.4 lb, and features a NEMA 1 indoor-rated steel construction with a surface-mount design. This unit complies with UL 67 and CSA C22.2 No. 29 standards, ensuring safe and reliable operation in residential and light commercial environments. It is typically used for main service disconnects and branch circuit distribution in single-family homes, multi-family dwellings, and small commercial buildings.

Key Features & Specifications
  • Type: Main breaker load center, single-phase, 3-wire, surface-mount, NEMA 1 indoor enclosure, steel construction
  • Voltage Rating: 120/240V AC
  • Current Rating: 125A
  • Dimensions: 29.8 in (758 mm) x 14.8 in (375 mm) x 4.5 in (115 mm) (Height x Width x Depth)
  • Standards: UL 67, CSA C22.2 No. 29
  • Applications: Residential and light commercial service entrance and branch circuit protection
  • Switch Type: Main breaker
  • Configuration: 24-space, 48-circuit
  • Coil Voltage Maximum: Not applicable (main breaker, not magnetic)
  • Temp Rating: 75°C
  • Shipping Dimensions: 32.0 in x 16.0 in x 6.0 in (approximate)
  • Phase: Single-phase
  • Voltage: 120/240V AC
  • Amperage: 125A
  • AIC rating: 22kA at 240V AC
  • Connection: Line-side lugs, load-side bus
  • Poles: 2-pole main breaker
  • Protection: Overcurrent and short-circuit
  • Functions: Main disconnect and branch circuit distribution
  • Frame Size: HOM
  • Trip Type: Thermal-magnetic
  • Panel Type: Main breaker load center
  • Breaker Type: HOM (plug-on)
  • Control Voltage Minimum: Not applicable
  • Control Voltage Maximum: Not applicable
  • MCM Size: Not applicable
  • Metal Type: Steel
  • Panel Style: Surface-mount
  • Bus Type: Tin-plated aluminum
  • Fuse Class: Not applicable
  • Insulation Temperature: 75°C
  • 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: Surface-mount
  • Hz: 60 Hz
  • Coil Material: Not applicable
  • Horse Power: Not applicable
  • Aux Contacts: Not applicable
  • CPT: Not applicable
  • Full Load Amps: 125A
  • Dist Voltage: 120/240V AC
  • Bucket Size: Not applicable
  • Bucket Style: Not applicable
  • Bucket Type: Not applicable
  • Full Load Amp Maximum: 125A
  • Full Load Amp Minimum: Not applicable
  • Enclosure: NEMA 1
  • Relay Style: Not applicable
  • Coil Voltage Minimum: Not applicable
  • Wire: Not applicable
  • Amperage Maximum: 125A
  • Amperage Minimum: Not applicable
  • Nema Rating: NEMA 1
  • Switch Style: Main breaker
  • Wire Size: #4 AWG to 300 kcmil (line-side lugs)
  • Certification: UL listed, CSA certified
  • Circuit Breaker Mounting Style: Plug-on
  • Terminal Connection: Line-side lugs, load-side bus
  • Frequency Rating: 60 Hz
  • Phase Connection: Single-phase
  • Standards: UL 67, CSA C22.2 No. 29
  • Compatible Frames: HOM
  • Installation Type: Surface-mount
  • Item QTY: 1
  • Nema Starter Size: Not applicable
  • Breaker Frame: HOM
  • Current Rating: 125A
  • 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: 785901891327
  • GTIN: 00785901891327