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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

Name: VIVOSUN T4 4" Inline Duct Fan & Temperature Humidity Controller, E42A+ WiFi-App Control AeroZesh Grow Tent Fan& Smart Thermostat, 210 CFM EC Motor
Brand: Unbranded
SKU: B0BQF568WN
Price: 115.99 USD
Availability: InStock

By SpecPicks Editorial · Verified 2026-07-06

$115.99

Buy on Amazon — $115.99 Compare to similar cooling & fans

*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.

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*Price sourced from Amazon.com. Last updated 2026-07-06. Price and availability subject to change.