{"product_id":"smart-immersion-heater-switch-zigbee-30a","title":"Zemismart מתג חכם Zigbee לדוד – מתג מגע מזכוכית 30A לדודי מים (ZN-RSRL1E)","description":"\u003cp\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e this is a mains-wired switch for a qualified electrician to install. It needs a neutral wire and a \u003ca href=\"\/he\/products\/m1-pro-matter-zigbee-hub\"\u003eTuya Zigbee hub\u003c\/a\u003e (not included). For UK immersion heaters, keep a double-pole isolator in the circuit as well. Your electrician will advise.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1022\/9379\/9221\/files\/01-zigbee-smart-immersion-heater-switch-30a-white.jpg?v=1792086413\" alt=\"Zigbee smart immersion heater switch, 30A, white\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003c\/p\u003e\n\u003ch2\u003ePut your immersion heater on a smart timer\u003c\/h2\u003e\n\u003cp\u003eThe Zemismart 30A Zigbee switch turns an immersion heater or electric water heater on and off from the wall, your phone, your voice or a schedule. Heat water only when you need it, for example for an hour before the morning shower and again in the evening. You can also switch it on from the app when you’re on your way home.\u003c\/p\u003e\n\u003cp\u003eThe 86 × 86mm glass plate is the same size as a standard UK single switch, so it fits a UK back box.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1022\/9379\/9221\/files\/02-smart-water-heater-switch-glass-touch-panel.jpg?v=1792086413\" alt=\"Smart water heater switch with glass touch panel\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003c\/p\u003e\n\u003ch2\u003eRated for high-power loads\u003c\/h2\u003e\n\u003cp\u003eMost smart switches are made for lighting and handle only a few amps. This one is rated at 30A, so it suits high-power resistive loads such as a typical 3kW immersion heater (about 13A at 230V). It can also switch lights, if you prefer.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1022\/9379\/9221\/files\/03-30a-zigbee-water-heater-touch-switch.jpg?v=1792086414\" alt=\"30A Zigbee water heater touch switch\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003c\/p\u003e\n\u003ch2\u003eApp, voice and touch control\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTouch:\u003c\/strong\u003e tap the glass panel. A blue ring shows the switch is ready.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApp:\u003c\/strong\u003e control it from anywhere in the Tuya Smart or Smart Life app.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eVoice:\u003c\/strong\u003e link the app to Amazon Alexa or Google Home, then say “Alexa, turn on the immersion”.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTimers:\u003c\/strong\u003e set daily schedules or a countdown, so the heater switches itself off.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1022\/9379\/9221\/files\/04-immersion-heater-switch-alexa-google-voice-control.jpg?v=1792086414\" alt=\"Immersion heater switch with Alexa and Google voice control\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003c\/p\u003e\n\u003ch2\u003eZigbee, through your hub\u003c\/h2\u003e\n\u003cp\u003eThe switch connects to a Tuya Zigbee hub, and the hub connects to your router. Zigbee is a low-power mesh network, so the switch doesn’t add to the load on your WiFi. Mains-powered Zigbee devices like this one can also act as a router for battery sensors nearby.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1022\/9379\/9221\/files\/05-zigbee-hub-required-water-heater-switch.jpg?v=1792086414\" alt=\"Zigbee hub required\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003c\/p\u003e\n\u003ch2\u003eIndicator and power-on settings\u003c\/h2\u003e\n\u003cp\u003eIn the app, you can turn the indicator light on or off. You can also choose what the switch does after a power cut: stay off, turn on, or go back to its last state. For a water heater, “stay off” is usually the safest choice.\u003c\/p\u003e\n\u003ch2\u003eInstallation\u003c\/h2\u003e\n\u003cp\u003eThe switch has live in, live out, neutral in and neutral out terminals. The heater’s live and neutral connect to the “out” side. Turn off the power at the consumer unit first, and have a qualified electrician fit it.\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1022\/9379\/9221\/files\/06-water-heater-switch-dimensions-86mm.jpg?v=1792086414\" alt=\"Water heater switch dimensions, 86mm plate\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1022\/9379\/9221\/files\/07-immersion-heater-switch-wiring-diagram.jpg?v=1792086414\" alt=\"Immersion heater switch wiring diagram\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1022\/9379\/9221\/files\/08-zigbee-water-heater-switch-tuya-app-control.jpg?v=1792086414\" alt=\"Tuya app control\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1022\/9379\/9221\/files\/09-water-heater-switch-timing-control.jpg?v=1792086414\" alt=\"Timing control\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1022\/9379\/9221\/files\/10-water-heater-switch-indicator-and-relay-status.jpg?v=1792086413\" alt=\"Indicator light and relay status settings\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1022\/9379\/9221\/files\/11-water-heater-or-light-switch-applicable-scenes.jpg?v=1792086413\" alt=\"For water heaters or lights\" loading=\"lazy\" style=\"max-width:100%;height:auto;\"\u003e\u003c\/p\u003e\n\u003cdiv style=\"max-width:100%;margin:1em 0;\"\u003e\u003cvideo controls playsinline preload=\"metadata\" poster=\"https:\/\/cdn.shopify.com\/s\/files\/1\/1022\/9379\/9221\/files\/preview_images\/7224ceadcf0f42db80ca74e7210e1c6b.thumbnail.0000000000.jpg?v=1792086428\" style=\"width:100%;height:auto;\" aria-label=\"App control and the 30A Zigbee switch\"\u003e\u003csource src=\"https:\/\/cdn.shopify.com\/videos\/c\/vp\/7224ceadcf0f42db80ca74e7210e1c6b\/7224ceadcf0f42db80ca74e7210e1c6b.HD-720p-1.6Mbps-97750078.mp4\" type=\"video\/mp4\"\u003e\u003csource src=\"https:\/\/cdn.shopify.com\/videos\/c\/vp\/7224ceadcf0f42db80ca74e7210e1c6b\/7224ceadcf0f42db80ca74e7210e1c6b.SD-480p-0.9Mbps-97750078.mp4\" type=\"video\/mp4\"\u003e\u003c\/source\u003e\u003c\/video\u003e\u003c\/div\u003e\n\u003ch2\u003eWorks well with\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003ca href=\"\/he\/products\/zigbee-wireless-scene-switch-zb-l04c\"\u003eZigbee wireless scene switch (ZB-L04C)\u003c\/a\u003e, a stick-on button for a “boost” scene elsewhere in the house\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/he\/products\/m1-pro-matter-zigbee-hub\"\u003eZemismart Zigbee hub\u003c\/a\u003e (required)\u003c\/li\u003e\n\u003cli\u003e\n\u003ca href=\"\/he\/products\/zemismart-zm202-matter-smart-light-switch\"\u003eMatter touch light switch (ZM202)\u003c\/a\u003e in the same glass style for your lights\u003c\/li\u003e\n\u003cli\u003eSee what your immersion costs with our \u003ca href=\"\/he\/products\/zigbee-energy-meter-single-phase-spm01\"\u003eZigbee energy monitor\u003c\/a\u003e.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetail\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eModel\u003c\/td\u003e\n\u003ctd\u003eZN-RSRL1E (label: ZN2S-RSRL2E)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eProtocol\u003c\/td\u003e\n\u003ctd\u003eZigbee (IEEE 802.15.4)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHub\u003c\/td\u003e\n\u003ctd\u003eTuya Zigbee hub required (not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput voltage\u003c\/td\u003e\n\u003ctd\u003eAC 100–240V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax load\u003c\/td\u003e\n\u003ctd\u003e30A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGangs\u003c\/td\u003e\n\u003ctd\u003e1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWiring\u003c\/td\u003e\n\u003ctd\u003eLive + neutral required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStandby power\u003c\/td\u003e\n\u003ctd\u003e0.5W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePlate size\u003c\/td\u003e\n\u003ctd\u003e86 × 86mm, 8.5mm thick\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBody behind plate\u003c\/td\u003e\n\u003ctd\u003e52mm high, 25mm deep\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePanel\u003c\/td\u003e\n\u003ctd\u003eTempered glass\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHousing\u003c\/td\u003e\n\u003ctd\u003ePolycarbonate\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApp\u003c\/td\u003e\n\u003ctd\u003eTuya Smart \/ Smart Life\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eVoice\u003c\/td\u003e\n\u003ctd\u003eAmazon Alexa, Google Assistant (via Tuya)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch2\u003eWhat’s in the box\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e1 × Zigbee 30A touch switch\u003c\/li\u003e\n\u003cli\u003eFixing screws\u003c\/li\u003e\n\u003cli\u003eUser manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe Zigbee hub is sold separately.\u003c\/p\u003e\n\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\n\u003ch3\u003eCan I use it on my immersion heater?\u003c\/h3\u003e\n\u003cp\u003eYes. It’s rated at 30A, well above a typical 3kW immersion (about 13A). Have an electrician fit it and keep a double-pole isolator for the heater.\u003c\/p\u003e\n\u003ch3\u003eWill it fit a UK back box?\u003c\/h3\u003e\n\u003cp\u003eYes. The plate is 86 × 86mm, the UK single switch size, and the body is 25mm deep. A 35mm box gives more room for heavier heater cable.\u003c\/p\u003e\n\u003ch3\u003eDo I need a neutral wire?\u003c\/h3\u003e\n\u003cp\u003eYes. The switch needs live and neutral.\u003c\/p\u003e\n\u003ch3\u003eDo I need a hub?\u003c\/h3\u003e\n\u003cp\u003eYes. It needs a Tuya-compatible Zigbee hub.\u003c\/p\u003e\n\u003ch3\u003eCan I use it for an electric shower?\u003c\/h3\u003e\n\u003cp\u003eNo. Most UK electric showers draw more than 30A and need their own dedicated pull-cord isolator.\u003c\/p\u003e\n\u003ch3\u003eCan it go in a bathroom?\u003c\/h3\u003e\n\u003cp\u003eNot inside the bathroom zones around a bath or shower. Fit it outside the bathroom, for example on the landing or in the airing cupboard. Your electrician will know the rules for your room.\u003c\/p\u003e\n\u003ch3\u003eWill it keep working if the internet goes down?\u003c\/h3\u003e\n\u003cp\u003eTouch control on the panel works without the internet. The app, voice control and schedules need the hub online.\u003c\/p\u003e","brand":"Zemismart","offers":[{"title":"Default Title","offer_id":67710837129525,"sku":"ZN-RSRL1E 17.38","price":39.19,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1022\/9379\/9221\/files\/01-zigbee-smart-immersion-heater-switch-30a-white.jpg?v=1792086413","url":"https:\/\/zemismart.store\/he\/products\/smart-immersion-heater-switch-zigbee-30a","provider":"Zemismart","version":"1.0","type":"link"}