The Schneider Electric Square D HDL36125SD PowerPact Molded Case Circuit Breaker provides essential overload and short-circuit protection for demanding commercial and industrial electrical systems. This 3-pole breaker is designed for reliable operation within a 600 VAC maximum voltage rating and a 250 VDC rating, making it suitable for a wide range of power distribution and equipment protection applications.

Technical details

• Series: PowerPact
• Poles: 3
• Amperage Rating: 125 Amps
• Maximum Voltage (AC): 600 VAC
• Maximum Voltage (DC): 250 VDC
• Trip Type: Thermal-Magnetic (indicated by 'SD' in part number, typically denotes standard thermal-magnetic trip unit)
• Interrupting Rating: To be verified against manufacturer datasheet; standard for this series typically ranges from 10kA to 65kA at 480VAC.
• Connection Type: Lug terminals (standard for this series, verify specific configuration).

Applications & compatibility

This circuit breaker is commonly employed in panelboards, switchboards, and as a branch circuit protector for heavy-duty machinery. Its robust construction and reliable tripping characteristics make it suitable for applications in manufacturing facilities, data centers, and commercial buildings where consistent power quality and equipment safety are paramount.

Available from Industrial Automation Co as new, refurbished, or surplus stock, backed by a 2-year warranty with same-day shipping on in-stock items. Request a quote for the Schneider Electric Square D HDL36125SD or contact our technical team for cross-reference assistance with compatible PowerPact components.