ESi Controls designs and manufactures energy-efficient heating controls, including programmable thermostats, zone valves, and smart heating systems for UK homes.
ESi Controls is a UK-based manufacturer dedicated to developing energy-efficient heating control products for residential and commercial use. Their comprehensive range includes programmable room thermostats, wireless time clocks, motorized zone valves, and cylinder thermostats. ESi focuses on simplicity and compliance, offering products that meet current building regulations while remaining easy to install and operate for homeowners.
With a strong emphasis on reducing energy consumption, ESi Controls also offers smart home solutions, such as the ESi Centro app and Alexa-compatible thermostats, allowing users to manage their heating remotely. Whether for new installations or retrofits, their products are designed to provide reliable comfort and control.
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To pair (or re-pair) the RF receiver, press and hold the M/A button on the receiver until the manual light flashes green. Then, follow the specific button combination for your thermostat model (often involving holding the 'A', 'H', and '+' buttons) until the receiver light stops flashing.
You can register your ESi Controls product online at the official warranty page within 30 days of purchase to extend your warranty from the standard 1 year to 3 years.
First, ensure you have the ESi Centro app installed and your thermostat paired with the Wi-Fi Hub. Then, in the Alexa app, search for the 'ESi Centro' skill, enable it, and link your account to discover your device.