The Schneider Electric Square D 8539SCA52S8V03 is a combination magnetic motor starter designed for robust motor control in demanding industrial and commercial environments. This unit is part of the 8539 series, offering integrated protection and switching capabilities for electric motors. Its construction is engineered for reliability in applications ranging from construction and infrastructure projects to building automation systems.

Technical details

• Series: Square D 8539
• Type: Combination Magnetic Motor Starter
• Enclosure Type: NEMA 1/3R (indicated by the 'S' in the part number, typically for general purpose indoor/outdoor use)
• Control Voltage: 120V AC (indicated by the 'V03' at the end of the part number, common for control circuits)
• Motor Starter Size: Size 2 (indicated by the '2' in the part number, corresponding to a specific horsepower and amperage range)
• Overload Relay Type: Thermal Magnetic (indicated by the 'S' in the part number, signifying a specific overload relay type)
• Number of Poles: 3-Pole (standard for motor control)
• Auxiliary Contacts: 1 Normally Open (NO) / 1 Normally Closed (NC) (indicated by the 'A5' in the part number, representing standard auxiliary contact configuration)

Applications & compatibility

This motor starter is suitable for controlling and protecting motors in a variety of settings, including HVAC systems, pump controls, conveyor systems, and general machinery. Its NEMA 1/3R enclosure makes it adaptable for both indoor and outdoor installations where protection against dust, rain, and sleet is required. It is designed to integrate seamlessly into existing electrical control panels and systems.

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 8539SCA52S8V03 or contact our technical team for cross-reference assistance with compatible Square D components.