Horstmann Programmer, C17-ZW & HRT4-ZW
This Horstmann programmer is ideal for controlling domestic hot water as well as other general applications.
- Wiring - 4 wire
- Programmes - 7 day
- Switching / contact ratings - 3(1)A
- Guarantee (domestic) - 2 years
- Next Day Delivery . Order by 7pm (2pm Sunday) for next day delivery. (note that this will be subject to different terms and conditions)
|Number of on/off periods :||3|