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External Timers / Programmers

External programmers and timers both digital and mechanical. External programmers are usually mounted on the wall and are used to turn the heating on and off automatically based on the settings programmed by the user and also to control motorised valves
Manufacturer: Other Product Code: CL800
Digital Time Switch For Combi Boilers. ..
Manufacturer: Other Product Code: CL820
R.F Wireless Controlled Programmable Room Stat ..
Manufacturer: Other Product Code: ECOSAVE
ECOSAVE Immersion Timer• Water heater timeswitch • Single / dual or twin immersion heater applications • 15 To 120 minute boost (adjustable) • Separate wiring base • Suitable for combination storage / convector heaters • Indicator lights display on – peak and boost outputs • Contac..
Manufacturer: Other Product Code: QM1
Grässlin (Corgi Badged) Towerchron QM1 single channel electro-mechanical timeswitch ideal for combi-boilers.  Synchronous clock with hands and captive tappets. Multiple On and OFF Times. Universal backplate. Volt free SPDT contacts. Suitable for combi boilers. 24 hour. Timed/O..
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