The Schneider Electric Square D 8538SDA24V81CFF4H30T is a NEMA combination magnetic starter designed for robust AC squirrel cage motor control. This unit is part of the 8538 series, engineered for reliable operation in demanding environments. It integrates a magnetic starter with overload protection and a disconnect switch within a single enclosure, simplifying installation and enhancing safety.

Technical details

• Series: Square D 8538
• Enclosure Type: NEMA 1/3R (indicated by CFF4H30T suffix, commonly for indoor/outdoor use)
• Coil Voltage: 24V AC (indicated by 24V in part number)
• Motor Starter Size: Size 1 (indicated by S in part number)
• Overload Relay Type: Thermal-magnetic (indicated by 81C in part number)
• Number of Poles: 3-pole (standard for AC motor control)
• Disconnect Type: Fusible (indicated by F4 in part number, typically indicating fuse holders)
• Auxiliary Contacts: 1 Normally Open (NO) and 1 Normally Closed (NC) (indicated by H30T, common configuration for basic control signaling)

Applications & compatibility

This combination magnetic starter is suitable for direct-on-line (DOL) starting of AC squirrel cage motors in various industrial and commercial settings. It is commonly employed in applications such as HVAC systems, pump controls, conveyor systems, and general machinery where reliable motor protection and disconnect functionality are required.

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 8538SDA24V81CFF4H30T or contact our technical team for cross-reference assistance with compatible 8538 series components.