{"product_id":"vivosun-growhub-e42a","title":"VIVOSUN GrowHub E42A Grow Room Environment Controller","description":"\u003ch2\u003eEvery Device in the Room, One Set of Rules\u003c\/h2\u003e\u003cp\u003eAn all-in-one environmental controller that brings \u003cstrong\u003elights, fans and humidifiers\u003c\/strong\u003e under a single platform instead of a wall of separate timers and switches. The GrowHub E42A monitors \u003cstrong\u003etemperature, humidity and VPD\u003c\/strong\u003e live, then automates equipment against those readings, with \u003cstrong\u003edynamic timers, ramping and day\/night cycles\u003c\/strong\u003e plus climate-based triggers. \u003cstrong\u003eApp connectivity\u003c\/strong\u003e means you can watch the room and change settings from your phone, and the system is \u003cstrong\u003eexpandable\u003c\/strong\u003e, linking up with other Vivosun Smart Grow devices as you add them. Everything runs through one clean interface, so programmes can be tailored to the stage the crop is at and left to run.\u003c\/p\u003e\u003ch3\u003eKey Benefits\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eAll-in-one control\u003c\/strong\u003e of lights, fans and humidifiers from a single hub\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLive temperature, humidity and VPD\u003c\/strong\u003e readouts, so decisions come from data not guesswork\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDynamic scheduling\u003c\/strong\u003e with light ramping, day\/night cycles and climate triggers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAutomatic fan speed\u003c\/strong\u003e response to real-time climate readings\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRemote app access\u003c\/strong\u003e with alerts and on-the-fly adjustment from anywhere\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpandable and modular\u003c\/strong\u003e, linking further Vivosun Smart Grow lighting, fans and sensors\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eA Room That Drifts Every Time You Are Not Watching\u003c\/h3\u003e\u003cp\u003eManual timers cannot react. Temperature climbs mid-photoperiod and the canopy stalls, humidity spikes at lights-off and buds finish airy, then airflow sits wrong and you get slow growth for weeks before spotting it. Tying extraction, circulation and humidity to live readings means the room corrects itself the moment it drifts.\u003c\/p\u003e\u003ch3\u003eHow to Use\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMount the controller\u003c\/strong\u003e in or near your tent, with the sensor at canopy height\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnect equipment\u003c\/strong\u003e, plugging compatible lights, fans and sensors into the hub\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRun the setup wizard\u003c\/strong\u003e from the on-screen prompts at first power-on\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProgramme schedules\u003c\/strong\u003e and climate triggers via the display or the smartphone app\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSet day and night targets\u003c\/strong\u003e separately, then monitor live data as the crop moves through veg into flower\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv class=\"hcs-specs\"\u003e\n\u003ch3\u003eTechnical Specifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e VIVOSUN\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e GrowHub E42A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunctions:\u003c\/strong\u003e Central control for lights, fans and humidifiers\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eScheduling:\u003c\/strong\u003e Dynamic timers, ramping, day\/night cycles\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMonitoring:\u003c\/strong\u003e Temperature, humidity and VPD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectivity:\u003c\/strong\u003e Smartphone app, remote monitoring and alerts\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpandability:\u003c\/strong\u003e Links with other Vivosun Smart Grow devices\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupplied with:\u003c\/strong\u003e Controller, connection leads for compatible devices, mounting hardware and user manual\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e","brand":"VIVOSUN","offers":[{"title":"Default Title","offer_id":53445766840586,"sku":null,"price":89.49,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0748\/7127\/5786\/files\/GrowHubE42AController.jpg?v=1785293088","url":"https:\/\/hydrocropshop.co.uk\/products\/vivosun-growhub-e42a","provider":"Hydro Crop Shop","version":"1.0","type":"link"}