VIVOSUN T4 4" Inline Duct Fan & Temperature Humidity Controller, E42A+ WiFi-App Control AeroZesh Grow Tent Fan& Smart Thermostat, 210 CFM EC Motor Exhaust Fan for Heating Cooling, Greenhouse Accessory
*Price sourced from Amazon.com. Last updated 2026-07-06. Price and availability subject to change.
Bottom line: The VIVOSUN T4 4" Inline Duct Fan & Temperature Humidity Controller, E42A+ WiFi-App Control AeroZesh Grow Tent Fan& Smart Thermostat, 210 CFM EC Motor Exhaust Fan for Heating Cooling, Greenhouse Accessory is a niche pick — read recent reviews before buying in the cooling & fans category, priced around $115.99. Read recent reviews carefully before committing.
SpecPicks Verdict
SpecPicks classifies VIVOSUN T4 4" Inline Duct Fan & Temperature Humidity Controller… as a niche pick — read recent reviews before buying in the cooling & fans category, based on our editorial and benchmark analysis and our ranking model that weights rating × review-volume × price-fit. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for cooling & fans of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- Unified Smart Control: Centralize management of all your compatible growing devices through the GrowHub E42A+ platform, transforming complex gardening into a simplified, science-based process for a consistently stable grow environment.
- Energy-Efficient & Quiet EC Motor Fan: Featuring a premium EC motor with PWM control, this fan achieves superior energy savings about 30% (compared to traditional AC fans) and exceptionally quiet operation as low as 28 dB. Its mixed-flow design ensures powerful, long-distance 210 CFM airflow for maximum ventilation efficiency.
- Comprehensive Climate Monitoring: Accurately track your garden's environment using the included probe, which monitors both temperature and humidity. View real-time data and calculate VPD (Vapor Pressure Deficit) for both inside and outside the tent, all within the app.
- Fully Automated Growing: E42A+ Controller create customized, stage-specific schedules (seedling, vegetative, flowering) to fully automate your equipment. Preset light intensity, spectrum, schedules, fan speed, and airflow for complete hands-free operation, with the flexibility to adjust anytime.
- App Control & Remote Management: Operate your entire setup from anywhere via Wi-Fi. The dedicated app allows you to monitor real-time data, apply expert Grow Recipes, adjust device settings on the fly, and expand your controller's capabilities.
- Smart Auto-Triggers: Program your devices to react automatically to environmental changes, such as having the fan activate or adjust speed based on custom temperature or humidity thresholds.
Full Specifications
| Size | 4" Pro |
|---|---|
| Brand | VIVOSUN |
| Color | Black |
| Speed | 3000 RPM |
| Style | PRO |
| Theme | Gardening |
| Wattage | 20 watts |
| Material | Alloy Steel |
| Room Type | Bedroom |
| Model Name | AeroZesh T4 |
| Motor Type | Brushless |
| Unit Count | 1.0 Count |
| Finish Type | Powder Coated |
| Noise Level | 42 Decibels |
Ready to buy?
VIVOSUN T4 4" Inline Duct Fan & Temperature Humidity Controller, E42A+ WiFi-App Control AeroZesh Grow Tent Fan& Smart Thermostat, 210 CFM EC Motor Exhaust Fan for Heating Cooling, Greenhouse Accessory is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-07-06. Price and availability subject to change.
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