The Schneider Electric Square D 8539SBA42V03 is a NEMA Size 1 motor starter designed for full voltage motor control applications. This unit integrates motor overload and short-circuit protection, providing a comprehensive solution for safeguarding electrical motors in demanding industrial environments. Its robust construction is housed within a NEMA 12 enclosure, ensuring durability and protection against dust and water ingress.

Technical details

• Series: Square D 8539S
• Enclosure Type: NEMA 12
• Enclosure Size: NEMA Size 1
• Control Voltage: 42V AC (indicated by '42V' in part number)
• Protection Type: Motor Overload and Short Circuit
• Mounting: Surface mount (typical for NEMA 12 enclosures)
• Contact Configuration: 3-Pole (standard for motor starters)
• Operation: Full Voltage Non-Reversing (implied by standard configuration and lack of specific reversing indicators)

Applications & compatibility

This motor starter is suitable for a wide range of industrial applications requiring reliable motor control and protection. It is commonly found in machinery such as pumps, fans, conveyors, and machine tools within manufacturing plants, processing facilities, and water treatment operations. The NEMA 12 enclosure makes it ideal for environments where dust, dirt, and dripping water are present.

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 8539SBA42V03 or contact our technical team for cross-reference assistance with compatible Square D motor control components.