Key Features

• Energy-saving TPI control
• Wireless-enabled upgrade
• Two-way wireless communication
• Wireless signal strength indicator
• Built in Economy or Comfort programs 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)
• Warranty: 1 year

What's Included

• ST9420C (wireless-enabled programmer)
• DT92E (wireless room thermostat)
• CS92A (wireless cylinder thermostat)

Honeywell Sundial RF² Pack 3, Wireless Thermostat, Cylinder Thermostat & Programme Overview

This heating control pack includes a wireless cylinder thermostat, a wireless programmer and a wireless thermostat, which is ideal for adding to a traditional heating system.

This kit has a wireless-enabled update for installation on the DT92E and CS92A with only batteries and no wires.