The LP20 is a dual channel programmer that simply clips into the boiler providing control of central heating, and the hot water pre-heat function if required. Quick and simple installation and easy programming make it a popular choice for installers and homeowners.

  • 7 day programmes
  • 3 on/off periods per day
  • Pre-programmed on/off periods
  • Dedicated advance buttons
  • 12 or 24 hour back-lit digital display
  • Holiday function
  • Simple wireless installation
  • Wireless receiver built into the LP devices
  • Signal strength indicator
  • Automatic summer/winter time updates
  • ON/OFF load compensation
  • Pre-wired with PCB connector
  • Replaces Worcester Bosch product number 7 716 192 038

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Part number 25039DR
Energy Class (ErP rating) IV = 2% (Acc. EU 811/2013, 812/2013, 813/2013, 814/2013)
Relevant EC directives 2014/53/EU Radio Equipment Directive 2006/66/EC Batteries Directive 2011/65/EU RoHS Directive
Applied standards EN60730-1; EN60730-2-7; EN60730-2-9 | EN 300 220-2; EN 301 489-3
Software Class A
Control accuracy ‹± 1 sec/day @ 25°C
Timing resolution 1 minute
Hot water and/or central heating programs 7 days
Hot water pre-heat settings 3 ON/OFF
Central heating settings 3 ON/OFF
Ball pressure test 90°C
Pollution degree 2
Power supply 24Vd.c. less than 65mA 2xAA 1.5V alkaline batteries
Battery life approx. 2 years
Battery backup time & date 10 years min.
Mounting Boiler mounted
Wiring No wiring required
Class of operation II
Ambient operating temperature 0°C to +50°C
Ambient operating humidity (non condensing) 30 - 95%
Class of housing protection IP24
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