Industrial 2959S13W33A U Push Button Switch Industrial Grade

2959S13W33A is a replacement unlatch coil for Square D (Schneider Electric) 8903SM and 8903SP lighting contactors. This mechanically held unlatch coil is rated for 208 VAC at 60 Hz and is specified at 80 VA, with a screw clamp connection for secure termination. Designed for use with 8903SM and 8903SP contactors, it provides the unlatch action needed to reset a latched control circuit in industrial lighting and load-switching applications. The coil serves as a direct replacement part within the Class 8903 family, offering compatibility with standard Square D control assemblies and equipment racks. Typical applications include industrial automation, machinery control, and lighting control circuits that rely on Square D contactors for high-current switching.