The Schneider Electric Square D 8539SBA43S8V08 is a NEMA combination starter designed for motor control applications. This unit integrates a motor circuit protector and a magnetic contactor to provide both protection and switching capabilities for electric motors. It is part of the 8539 series, a line known for its robust construction and reliable performance in demanding industrial environments.

Technical details

• Series: Square D 8539
• Type: NEMA Combination Starter
• Configuration: Includes a magnetic contactor and an electronic motor circuit protector.
• Motor Circuit Protector Type: Electronic, offering adjustable thermal and magnetic trip settings for precise motor protection against overloads and short circuits.
• Contactor Rating: Designed to handle specific motor horsepower and full load amp (FLA) requirements. (Refer to manufacturer datasheet for exact FLA and HP ratings based on the full part number designation).
• Enclosure Type: The 'S8' in the part number typically indicates a NEMA Type 1 or 12 enclosure, suitable for indoor use and protection against dust and falling dirt. (Verify specific enclosure rating against manufacturer documentation).
• Voltage Rating: The 'V08' suffix often denotes a 600V class rating. (Confirm exact voltage rating with manufacturer specifications).
• Control Circuit: Features a standard control circuit voltage, typically 110-120V AC or 208-240V AC, for the contactor coil. (Consult datasheet for specific control voltage).

Applications & compatibility

This Schneider Electric Square D combination starter is commonly employed in applications requiring reliable motor control and protection, such as on packaging machinery, conveyor systems, pump drives, and general industrial equipment. Its integrated design simplifies installation and wiring compared to separate component assemblies, making it suitable for panel builders and maintenance engineers working with NEMA-rated control 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 8539SBA43S8V08 or contact our technical team for cross-reference assistance with compatible 8539 series components.