{"product_id":"vivosun-aerozesh-g4-4-inline-fan-195-cfm-with-e12-cycle-speed-controller-quiet-pwm-mixed-flow-ventilation","title":"VIVOSUN AeroZesh G4 4\" Inline Fan 195 CFM with E12 Cycle Speed Controller — Quiet PWM Mixed-Flow Ventilation","description":"\u003cp\u003e\u003cstrong\u003eThe VIVOSUN AeroZesh G4 4\" inline fan is a compact, PWM-controlled mixed-flow fan delivering up to 195 CFM with an E12 cycle-mode speed controller for programmable, quiet ventilation.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for grow tents and small indoor spaces, the VIVOSUN G4 pairs high airflow and intelligent control in a small footprint. Its mixed-flow EC motor balances power and efficiency, while the included E12 controller offers ten speeds, a memory function, and three cycle modes to automate airflow without extra hardware. Built from reinforced plastic and corrosion-resistant metal, the G4 aims to provide reliable circulation where temperature and humidity matter.\u003c\/p\u003e\n\n\u003ch3\u003eHow much airflow and noise does the AeroZesh G4 produce?\u003c\/h3\u003e\n\u003cp\u003eThe G4 moves up to 195 cubic feet per minute (CFM), making it suitable for tight ducts and compact tents. Despite that output, the fan is optimized to run quietly around 28 dB at lower speeds, so it won’t dominate a small grow room or workshop.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eMaximum airflow: 195 CFM for efficient air exchange\u003c\/li\u003e\n  \u003cli\u003eLow-noise operation: approximately 28 dB at quieter settings\u003c\/li\u003e\n  \u003cli\u003eMixed-flow design for a balance of pressure and volume\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat control options and modes does the included E12 controller offer?\u003c\/h3\u003e\n\u003cp\u003eThe bundled E12 speed controller gives ten PWM-adjustable speeds and preserves the last set speed after power cycles. It also provides three ON\/OFF cycle modes to alternate wind speeds, helping conserve energy or create gentle airflow cycles without manual intervention.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eTen selectable PWM speed levels for precise airflow\u003c\/li\u003e\n  \u003cli\u003eBackup memory restores prior speed after shutdown\u003c\/li\u003e\n  \u003cli\u003eThree cycle modes to automate periodic ventilation and save power\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eCan the fan be expanded into a smart ventilation system?\u003c\/h3\u003e\n\u003cp\u003eYes — the E12 can be upgraded to VIVOSUN’s E42A multi-device controller or integrated with the GrowHub app system for remote monitoring and automation. An included environmental probe feeds the fan controller real-time data so the fan can respond to temperature changes.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eUpgradeable to E42A multi-device controller for more zones\u003c\/li\u003e\n  \u003cli\u003eGrowHub app compatibility for remote control and scheduling\u003c\/li\u003e\n  \u003cli\u003eEnvironmental probe enables automatic speed adjustments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow rugged and versatile is the G4 for different indoor uses?\u003c\/h3\u003e\n\u003cp\u003eThe AeroZesh G4 is built with a reinforced plastic housing and a corrosion-resistant metal base to withstand humidity and continuous operation. Its compact size and long power cord make placement flexible — hang it in grow tents, mount in ducts, or use it in bathrooms, basements, and workshops.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eDurable materials for longevity in humid environments\u003c\/li\u003e\n  \u003cli\u003eCompact 4\" diameter fits small-duct installations and tents\u003c\/li\u003e\n  \u003cli\u003eLong power cord and hang-ready design for flexible placement\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for: The VIVOSUN AeroZesh G4 is aimed at indoor gardeners, hobbyists, and small-space technicians who need dependable, adjustable airflow in limited spaces. Choose this fan if you want a compact, quiet inline solution with programmable control, upgrade paths to multi-device systems, and rugged construction for repeated use in grow tents, bathrooms, or compact workshops.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is the VIVOSUN G4 compatible with smart controllers?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The E12 can be upgraded to the E42A or linked to the GrowHub app for remote control and automation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Will the fan run quietly in a small tent?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. At lower speeds the G4 operates near 28 dB, suitable for small tents and quiet rooms.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"VIVOSUN","offers":[{"title":"Default Title","offer_id":56835428614484,"sku":"B0C6QG963B","price":115.69,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1063\/2652\/4244\/files\/vivosun-g4-front-angle.jpg?v=1787056602","url":"https:\/\/gardenluxe.co.uk\/products\/vivosun-aerozesh-g4-4-inline-fan-195-cfm-with-e12-cycle-speed-controller-quiet-pwm-mixed-flow-ventilation","provider":"Gardenluxe Uk","version":"1.0","type":"link"}