The Intermatic T101P3 125V SPST Timer is a mechanical time clock designed for compatible pool, spa, lighting, and outdoor equipment control applications. The SPST timer mechanism provides dependable daily on/off scheduling, while the beige NEMA 3R plastic case supports approved outdoor installations where protection from weather exposure is required. It is a common choice for equipment that needs simple automatic operation on a repeatable schedule.Use this timer when replacing a compatible T101-style control or adding scheduled operation to a supported 125V load. Confirm voltage, amperage, enclosure requirements, wiring configuration, and connected equipment ratings before installation. Electrical work should be performed by a qualified professional. 125V SPST mechanical time clock for compatible equipment Beige NEMA 3R plastic case for approved outdoor use Supports daily automatic on/off scheduling Useful for pumps, lights, or auxiliary equipment where compatible Verify part number T101P3 before purchase