The Schneider Electric 9999ST1 is a transient suppression module designed for use with Type S NEMA motor starters and contactors. This module is engineered to protect sensitive control circuits from voltage transients generated by motor switching operations. It is compatible with NEMA sizes 00 through 2, offering broad application flexibility within industrial control panels.

Technical details

• Series: Type S
• Product Type: Transient Suppression Module
• Control Voltage: 120VAC
• Frequency: 60Hz
• NEMA Size Compatibility: 00, 1, 2
• Function: Voltage transient suppression for motor starters and contactors
• Mounting: Designed for integration with Type S starters and contactors

Applications & compatibility

This transient suppression module is commonly employed in applications requiring robust protection for motor control circuits. It is suitable for use in manufacturing facilities, material handling systems, and other industrial environments where reliable motor operation is critical. The module ensures the longevity and stable performance of NEMA size 00 through 2 motor starters and contactors.

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 9999ST1 or contact our technical team for cross-reference assistance with compatible Type S components.