The F&F PCZ-525.3-PLUS Programmable Time Switch is a SPDT (single-pole, double-throw) 24-264VAC timer that allows you to program specific switching times to occur up to 1 year in advance. The unit is designed with a DIN rail mounting system and offers maximum flexibility in programming times. The timer allows you to time different events and activities including watering cycles, lighting control, fan control, HVAC control, motor control, and many other applications. Embedded programming options include on-delay, off-delay, repeat cycle, intervals, and a countdown mode. An adjustable fixed time feature is also available.