
ESi ControlsSKU: HEESRTP4TOUCH
ESi 4 TOUCH Wireless Programmable Thermostat
Product features:
- OpenTherm connectivity, can save up to 15% energy use when connected to an OpenTherm compatible boiler.
- Control through thermostat or via app, easy and simple to use.
- Optimum start/stop providing cost savings through improved control over boiler use.
- Upgradable to a smart thermostat, able to control your heating & hot water from your smart device providing further control over energy use and lowering bills.
- Optimum start/stop and delayed start providing cost savings.
Qty
ESi ControlsSKU: HEESRTP4TOUCH
ESi 4 TOUCH Wireless Programmable Thermostat

Product features:
- OpenTherm connectivity, can save up to 15% energy use when connected to an OpenTherm compatible boiler.
- Control through thermostat or via app, easy and simple to use.
- Optimum start/stop providing cost savings through improved control over boiler use.
- Upgradable to a smart thermostat, able to control your heating & hot water from your smart device providing further control over energy use and lowering bills.
- Optimum start/stop and delayed start providing cost savings.
Qty
The ESRTP4Touch (4Touch) is suitable for controlling heating and hot water systems via combi, system, or heat only boilers. The 4Touch has a large backlit LCD display and touch screen, making it simple to-use and programme. When installed with the optional ESWIFIHUB, your customer�s heating and hot water can be controlled via Alexa or the ESi Centro App making the 4Touch a Smart Control. The load compensation functionality, available via OpenTherm technology, modulates the flow temperature dependant on the desired room temperature, saving up to 15% on gas usage compared to an on/off control.
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