The Schneider Electric Square D 8539SDA43S8V03 is a NEMA rated combination motor starter designed for robust industrial control applications. This unit integrates motor overload and short-circuit protection within a single enclosure, providing comprehensive safety for motor circuits. It is engineered to operate reliably within standard industrial power systems.

Technical details

• Series: Square D 8539 Series
• Type: NEMA Combination Motor Starter
• Enclosure Type: Open Style (as indicated by the absence of a specific enclosure code in the part number, buyer should verify against datasheet for specific NEMA rating if required)
• Maximum Voltage: 600 Vac
• Frequency Compatibility: 50 Hz, 60 Hz
• Control Circuit Voltage: 120 Vac (standard for this series, buyer should verify against datasheet)
• Overload Relay Type: Thermal-magnetic (typical for this series, buyer should verify against datasheet)
• Short Circuit Current Rating (SCCR): Not explicitly defined by part number, buyer should verify against manufacturer datasheet for specific rating.

Applications & compatibility

This motor starter is suitable for direct-on-line (DOL) starting of three-phase induction motors in various industrial environments. Applications include pump controls, fan systems, conveyor belts, and general machinery where reliable motor protection and control are essential. It is designed to integrate into standard motor control centers and panelboards.

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 8539SDA43S8V03 or contact our technical team for cross-reference assistance with compatible Square D components.