Black VIVOSUN inline duct fan with vibrant green branding, a visible internal turbine, and a connected digital speed controller.

Exploded view of a black VIVOSUN inline duct fan, detailing removable parts, fan blades, and motor for maintenance.

VIVOSUN grow tent with LED light, inline fan, carbon filter, oscillating fan, and cherry plants.

VIVOSUN controller with green digital display, speed level '8', cycle/level buttons, explaining backup memory function.

VIVOSUN black inline duct fan with red and blue flexible ducts, controlled by a smartphone app displaying fan speed settings.

AeroZesh T4 inline fan at 28dB, with a chart comparing its low noise to fallen leaves, library, speech, car horn.

AeroZesh T4 4-inch inline duct fan, E12 controller, power cord, and hanging hooks with full specifications listed.

Vivosun AeroZesh T4 Inline Fan w/ E12 Speed Controller - 4" Duct

Sale Price:

~~$119.99 USD~~ $91.99 USD$119.99 USD

Pay as little as
$9199/mo

for a term that suits you, up to 36 months.

🍃 Earn 92 points for shopping and get $0.91 off your next order. Join Harvest Club for free

MODEL: WEB-VSV-AZT4

Free Shipping Over $50 on Most
Lowest Price Guaranteed
Get a Commercial Quote

Call an Expert Live Chat

Vivosun AeroZesh T4 Inline Fan w/ E12 Speed Controller - 4"

Struggling with inconsistent airflow or noisy fans in your grow space? The VIVOSUN AeroZesh T4 4" Inline Fan provides a powerful and intelligent solution, delivering professional-grade ventilation with whisper-quiet operation. Engineered with an advanced PWM-controlled EC motor, this fan is perfect for growers who demand precise climate control without the distracting noise.

With an impressive 210 CFM airflow capacity at 3000 RPM, the AeroZesh T4's mixed-flow design ensures robust air circulation throughout your grow environment. The included E12 Speed Controller offers ten programmable fan speeds, allowing you to fine-tune your setup for optimal conditions. Despite its power, it operates at less than 39 dB and consumes a mere 20 watts, making it both discreet and energy-efficient. For an even more integrated system, consider pairing it with a compatible Vivosun 4" Duct Air Carbon Filter to eliminate odors effectively.

The system includes an environmental probe that automatically monitors temperature and humidity, adjusting fan speed to maintain a stable climate. Built with durable steel and featuring a backup memory function, the AeroZesh T4 is a reliable cornerstone for any serious indoor garden. It's also fully upgradeable, ready to integrate with the Vivosun GrowHub E42A Controller for complete smart-home automation and remote control.

What's Included

AeroZesh T4 Inline Fan (4-inch)
E12 Speed Controller
Environmental Probe for Temperature & Humidity
Mounting Hardware

Features

VIVOSUN AeroZesh T4 Inline Fan showing GrowHub app control

VIVOSUN AeroZesh T4 Inline Fan with easy upgrade controller

VIVOSUN AeroZesh T4 Inline Fan E12 controller backup memory feature

VIVOSUN AeroZesh T4 Inline Fan operating at a low noise level

🚀

Powerful Performance

Moves 210 CFM of air at 3000 RPM for superior ventilation.

🤫

Whisper-Quiet Operation

EC motor runs at less than 39 dB, even at maximum speed.

🌡️

Smart Auto-Response

Included probe monitors conditions and adjusts fan speed automatically.

📱

GrowHub Ready

Easily upgrade for full remote monitoring and smart automation.

Specifications

Specification	Value
Size	4 Inch
Airflow	210 CFM
Fan Speed	3000 RPM
Noise Level	<39 dB
Power Consumption	20 W
Material	Steel
Controller Type	E12 PWM Speed Controller
Motor Type	PWM-Controlled EC Motor
Fan Design	Mixed-Flow
Speed Settings	10 Programmable Speeds
Environmental Probe	Included

Compare VIVOSUN 4" Inline Fans

Feature	AeroZesh T4	AeroZesh G4	R4 Fan
Airflow	210 CFM	195 CFM	190 CFM
Fan Speed	3000 RPM	2700 RPM	2300 RPM
Noise Level	<39 dB	<39 dB	30 dB
Power Consumption	20 W	20 W	28 W
Controller Type	E12 Speed Controller	E12 Speed Controller	Variable Speed Knob
Motor Type	EC Motor	EC Motor	AC Motor

Warranty

The AeroZesh T4 is backed by VIVOSUN's comprehensive manufacturer's warranty. The robust steel construction and high-quality EC motor are engineered for long-term reliability in demanding grow environments.

FAQs

What makes the AeroZesh T4 different from other VIVOSUN fans?+

The AeroZesh T4 is a top-tier model that delivers the highest airflow in its class (210 CFM at 3000 RPM). It combines the power of a PWM-controlled EC motor with the intelligence of the E12 controller, making it ideal for growers who need maximum performance and precision.

What grow tent sizes work best with the AeroZesh T4?+

The T4's 210 CFM capacity is optimal for tents up to 5'x5'. It's particularly effective in popular sizes like 4'x4' grow tents, providing excellent air exchange. The 10-speed controller allows you to scale performance for smaller tents as well.

How quiet is this fan in a real-world setting?+

Very quiet. Operating at under 39 dB, the sound is comparable to a soft whisper. The steel housing and efficient EC motor are designed to minimize vibration and noise, making it one of the quietest high-performance fans available.

Can the AeroZesh T4 automatically adjust to my grow room's climate?+

Yes. It comes with an environmental probe that monitors temperature and humidity. The fan will automatically speed up or slow down to maintain your target climate, ensuring your plants stay in their ideal environment without constant manual adjustments.

How do I maintain the perfect climate with this fan?+

The key is to use the environmental probe to set your desired temperature and humidity. The fan will handle the rest. For a deeper understanding of ideal conditions, check out our guide on grow room temperature and humidity for each growth stage.

What are the benefits of upgrading to the GrowHub system?+

Integrating with the VIVOSUN GrowHub system unlocks full smart functionality. You can monitor and control your fan from anywhere using a smartphone app, set complex automated schedules, and create custom responses to environmental changes for a fully automated grow.

Shipping & Returns

Order Processing & Shipping

We currently ship within the United States only. No international shipping is available at this time.

Order Processing:

Most orders are processed within 24-48 hours after being placed.

Some products may have extended processing times of 7-14 business days or more, which will be clearly indicated on the product page. If your order includes such items, you will receive an email from our team or be contacted directly to confirm the estimated shipping timeframe.

Shipping Times:

We partner with reliable national carriers to deliver your orders. While specific delivery times can vary, here's a general timeframe for each carrier:

USPS: Typically delivers between 9:00 AM and 5:00 PM, Monday through Saturday.
FedEx: Typically delivers between 8:00 AM and 8:00 PM, Monday through Friday, with some Saturday deliveries.
UPS: Typically delivers between 9:00 AM and 7:00 PM, Monday through Friday, with some Saturday deliveries.

Note:

These are estimated delivery hours and may vary depending on your location and specific delivery circumstances.
For the most accurate delivery information, please refer to the tracking details provided once your order has shipped.

Free Shipping

Free shipping on qualified items to the lower 48 states. Some that are not eligible are stated on their respective product information page. Learn more

Refunds & Returns

Cancellations are accepted within 24 hours of placing an order.
Returns are subject to each manufacturer's return policy. Please look into the return policy of the brand prior to ordering. Learn more

Vivosun AeroZesh T4 Inline Fan w/ E12 Speed Controller - 4" Duct