{"product_id":"honeywell-home-evohome-wi-fi-connected-thermostat-pack-atp921r3100-multi-zone-smart-controller","title":"Honeywell Home Evohome Wi-Fi Connected Thermostat Pack | ATP921R3100 Multi-Zone Smart Controller","description":"\u003cdiv class=\"product-description\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eHoneywell Home ATP921R3100 Evohome Wi-Fi Thermostat Pack\u003c\/strong\u003e is the core controller for multi-zone smart heating systems, managing up to 12 independent heating zones plus domestic hot water via intuitive touchscreen and smartphone app. Includes Wi-Fi enabled evohome controller, wireless BDR91 relay box, and table stand for complete starter system.\u003c\/p\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eWi-Fi connectivity\u003c\/strong\u003e for Total Connect Comfort app control (iOS\/Android).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFull-colour touchscreen\u003c\/strong\u003e with analogue\/digital clock and day\/night modes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUp to 12 heating zones\u003c\/strong\u003e with 6 daily time\/temperature settings each.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWireless BDR91 relay box\u003c\/strong\u003e for simple boiler integration (230V on\/off).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTable\/wall mount flexibility\u003c\/strong\u003e with 2-hour battery operation off stand.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoice control ready\u003c\/strong\u003e - Amazon Alexa, Google Assistant compatible.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eWhy Choose Evohome ATP921R3100 Pack?\u003c\/h2\u003e\n\u003cp\u003eFoundation for scalable multi-zone heating control without pipework changes, delivering up to 30% energy savings through precise room-by-room temperature management.\u003c\/p\u003e\n\u003cp\u003eExpands with HR91\/HR92 radiator controllers, hot water kit, and underfloor zoning accessories.\u003c\/p\u003e\n\u003ch2\u003eSuitable For\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eHydronic radiator and underfloor heating systems\u003c\/strong\u003e requiring zoning.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCombi and conventional boilers\u003c\/strong\u003e (on\/off control).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart home integration\u003c\/strong\u003e with Alexa, Google ecosystems.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eBrand: \u003cstrong\u003eHoneywell Home by Resideo\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eModel: \u003cstrong\u003eEvohome Wi-Fi Controller Pack\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eMPN: \u003cstrong\u003eATP921R3100\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eKit Contents: \u003cstrong\u003eATC928G300 controller, BDR91 relay, ATF800 stand, power supply\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eWi-Fi: \u003cstrong\u003e2.4 GHz 802.11 b\/g\/n\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRF Frequency: \u003cstrong\u003e868 MHz bi-directional\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eController Power: \u003cstrong\u003eMains adapter (2hr battery backup)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRelay Rating: \u003cstrong\u003e230V 5(3)A volt-free\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eSet Point Range: \u003cstrong\u003e5-35 °C\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eZones: \u003cstrong\u003e12 heating + 1 hot water\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eController Dimensions: \u003cstrong\u003e101 x 139 x 21 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eRelay Dimensions: \u003cstrong\u003e90 x 92 x 31.6 mm\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eErP Class: \u003cstrong\u003eClass IV (Class V with OpenTherm®)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003eWarranty: \u003cstrong\u003e1 year\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eInstallation \u0026amp; Smart Control\u003c\/h2\u003e\n\u003cp\u003e5-minute setup: wire BDR91 relay to boiler, power controller, bind via touchscreen, connect Wi-Fi. Guided app commissioning names zones, sets schedules, enables geofencing and weather compensation. Expandable to full evohome ecosystem with radiator controllers and hot water kit.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Honeywell","offers":[{"title":"Default Title","offer_id":62799483076957,"sku":"ATP921R3100","price":230.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/honeywell-evohome-wifi-thermostat-pack.webp?v=1764923078","url":"https:\/\/qualityheating.co.uk\/products\/honeywell-home-evohome-wi-fi-connected-thermostat-pack-atp921r3100-multi-zone-smart-controller","provider":"AIZO Quality Heating","version":"1.0","type":"link"}