Horstmann CentaurPlus C17 Central Heating Time Switch

Secure / Horstmann CentaurPlus C17 (series 2) single channel, 7 day electronic central heating time switch.

Direct plug in replacement for Horstmann CentaurPlus C11 time switch.

• Inexpensive and easy to install.
• Backlit digital LCD display.
• Auto summer / winter time change.
• Simple to use.
• 3 Amp rated.
• Uses a standard six terminal backplate (included).
• Three ON and three OFF periods each day (each day of the week can be setup differently).
• Central heating advance and boost.
• Mains powered with battery back-up.
• Programme options: On 24hrs, OFF, All Day or Auto.