2 channel Honeywell Sundial RF pack 3 (1 CH+1 DHW)

The Sundial RF2 Pack 3 (Y9420S2005) is ideal for adding a room thermostat and a cylinder thermostat to a traditional system.
The kit contains:
- Wireless enabled programmer (ST9420C)
- Wireless room thermostat (DT92E)
- Wireless cylinder thermostat (CS92A)
Features
- Energy saving TPI control (Time Proportional &Integral control)
- Wireless enabled upgrade
- Two way wireless communication
- Wireless signal strength indicator
- Built in Economy or Comfort programmes on ST9420C
- LoT display for easy programming on ST9420C
- ST9420C fits on industry standard backplate
- ST9420C is a direct replacement for ST9400 and ST6400 models
- ECO setback function on DT92E
- Frost protection on DT92E
- Tabletop stand supplied for DT92E
- CS92A set and controlled from programmer
- DT92E and CS92A both battery powered - no wiring
Options
- Remote Boiler control with wireless relay (sold separately)