Sprecher + Schuh CAZTT7-9-XC-1ECB/1ECB-G257 two-speed part-winding motor starter, 9A with CPT 480/120V AC control power transformer. Features dual 15A adjustable direct-mount thermal overload relays for independent speed/winding protection, NEMA Type 1 general-purpose enclosure, and comprehensive control station. UL Listed, CSA Approved for two-speed motor control to 600V. Commonly used for two-speed HVAC fan systems, dual-speed cooling tower motors, variable-speed process ventilation blowers, and two-speed conveyor belt applications.