Horstmann S27 2 Channel 7 Day Programmer
The ServicePlus range of programmers and timeswitches are designed to carry out a full or partial boiler shutdown once the servicing date has become overdue.
The S27 programmer has industry standard wiring connections, making it an ideal replacement for many existing programmers.
- 2 channel
- 7 day
- 3 Amp rated
- Three ON and OFF periods each day
- Hot water boost and central heating advance
- Mains powered with battery back-up
- Programme options On 24hrs, OFF, All Day or Auto
Image shows a S27 version.