Siemens RWB27Si Single Channel Timeswitch

£66.76 £55.63
SKU
166004
Manufacturer Code: RWB27SI

Siemens (Landis and Staefa) RWB27 Timeswitch

The Siemens RWB27SI Electronic Service Interval Programmer is a single channel service interval timeswitch with one volt free changeover contact that comes from the range of heating controls from acclaimed manufacturer Siemens. The world-leading brand offers functional and reliable products that can achieve massive savings on your heating bills.

  • Menu driven programming
  • Backlit display
  • Simple operation
  • 24-hour, 7-day or weekend/weekday program
  • Two or three ON/OFFs per day
  • Holiday programming
  • LED ’ON‘ light
  • Advance facility
  • Boost facility
  • Override facility
  • Independent timing for hot water and central heating
  • Gravity or fully pumped systems
  • Ideal for combi boilers

Replaces (same backplate and wiring for easy swapover):

Landis & Gyr (Landis & Staefa) RWB1, RWB102, RWB2, RWB2.9, RWB40, RWB200, RWB200cw, RWB252, RWB252cw, RWB270, RWB9, RWB-XP.
Microgyr 1, 102, 2, 40, 200, 200cw, 252, 252cw, 270, 9, XP.
Gloworm (Glowworm) MasterMind,
Potterton Miniminder, Miniminder E
Sankey Sunline
Crossling Controller
Wickes RWB2/6832, RWB200.cw, RWB252.cw, RWB2E.cw, RWB9.cw.
Boss Therm RPF7, RP24, BUP.
British Gas EMP1, EMP2, UP1L

Replaces RWB20 / Microgyr 20 (same backplate) but may require the addition of a neutral connection

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