The Schneider Electric Square D 8538SDG16V81F4T is a Type 2 combination motor starter designed for robust control and protection in demanding industrial environments. This unit integrates a circuit breaker and a magnetic motor starter, providing comprehensive short-circuit and overload protection for three-phase induction motors up to 20 HP at 460V. It is engineered for reliable operation in applications requiring dependable motor control and safety interlocks.

Technical details

• Series: Square D 8538
• Voltage Rating: 600 VAC maximum
• Amperage Rating: 45 A frame size
• Motor Horsepower Rating: Up to 20 HP at 460 VAC (for three-phase motors)
• Enclosure Type: Open style (requires separate enclosure)
• Protection Type: Type 2, Class 10 adjustable overload relay
• Control Voltage: 120 VAC coil
• Number of Poles: 3

Applications & compatibility

This combination starter is suitable for direct-on-line (DOL) starting of three-phase motors in applications such as conveyor systems, pumps, fans, and machine tools. It is commonly integrated into control panels for manufacturing equipment, material handling systems, and process automation where reliable motor control and protection are critical.

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 8538SDG16V81F4T or contact our technical team for cross-reference assistance with compatible Square D motor control components.