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Energy Saving Trust Recommended

Energy saving products that will save you money and help the environment

Honeywell Y9420H Sundial RF2 Pack 2 (comprising ST9420C and DT92E) Time Switch

Ideal for adding a room thermostat to a traditional system. Energy saving TPI control (see FAQ TPI Control); Wireless enabled upgrade; Two way wireless communication; Wiireless signal strength indicator; Built in Ecomomy 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; CO setback function on DT92E; Frost protection on DT92E; Tabletop stand supplied for DT92E; Battery powered - no wiring for DT92E.

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Honeywell Y9420H Sundial RF2 Pack 2 (comprising ST9420C and DT92E) Time Switch

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© Energy Saving Trust 2013
The Energy Saving Trust Recommended scheme sets strict energy performance requirements for products certified on the scheme. We regularly review these standards to ensure that the most energy efficient products currently available are certified and carry the Energy Saving Trust Recommended logo. This product is certified as Energy Saving Trust Recommended based on a previous standard, which has since been updated.