The Schneider Electric Square D 8538SFA21V03 Combination Starter is engineered for robust motor control in demanding industrial environments. This unit operates at a maximum voltage of 600VAC and is rated for 135A, providing reliable power management for high-capacity machinery. It incorporates melting alloy overload relays to ensure comprehensive motor protection against thermal stress and overcurrent conditions.

Technical Details

• Series: Square D 8538
• Voltage Rating: 600VAC maximum
• Current Rating: 135A
• Overload Relay Type: Melting Alloy
• Enclosure Type: NEMA Type 12 (dust-tight and drip-tight)
• Control Circuit Voltage: Typically 120VAC (verify with manufacturer datasheet for specific configuration)
• Phase: 3-Phase
• Mounting: Surface mount

Applications & Compatibility

This combination starter is commonly deployed in heavy-duty applications such as large conveyor systems, industrial pumps, crushers, and machine tools where reliable motor starting and protection are paramount. Its NEMA Type 12 enclosure makes it suitable for environments with dust, oil, and coolant exposure, often found in manufacturing plants, processing facilities, and heavy equipment operations.

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 8538SFA21V03 or contact our technical team for cross-reference assistance with compatible Square D components.