Black VIVOSUN AeroZesh G4 inline duct fan with green blades and E42A WiFi controller showing 80°F, 70% humidity.

VIVOSUN E42A smart multi-device controller hub managing AeroLight grow light, clip fan, and AeroZesh inline fan with app.

Vivosun App for smart garden control: multiple phone screens show environment, grow light, fan, data, recipes. App Store & Google Play.

AeroZesh G4 4-inch inline fan, E42A controller showing temp/humidity, sensor, cords, straps, and full specs.

Black VIVOSUN AeroZesh G4 inline fan with green blades, connected to E42A WiFi controller showing temp & humidity.

Image showing key features of two inline fans: one with green internal blades, another black VIVOSUN fan with control panel.

VIVOSUN automated grow tent setup with AeroZesh G4 inline fan, LED lights, E42A temp/humidity controller, and green plants.

VIVOSUN inline duct fan with blue and red airflow, controlled by a smartphone app displaying speed, temp, and humidity settings.

Vivosun AeroZesh G4 Inline Fan w/ E42A WiFi Controller - 4" Duct

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Vivosun AeroZesh G4 Inline Fan w/ E42A WiFi Controller - 4" Duct

Tired of loud, inefficient fans disrupting your home? The VIVOSUN AeroZesh G4 with E42A WiFi Controller delivers the perfect solution, combining whisper-quiet operation with professional-grade automation. Achieve total control over your environment without the distracting noise, making it ideal for residential growers and anyone who values discretion.

This premium smart ventilation system is engineered for quiet performance. The AeroZesh G4 boasts a 195 CFM airflow capacity at 2700 RPM, yet operates at an ultra-quiet 28 dB. The included E42A WiFi Controller is the brain of the system, featuring built-in temperature and humidity sensors and calculating Vapor Pressure Deficit (VPD) for scientifically optimized growing conditions. This fan is a core component for many high-performance inline fan systems.

Powered by an energy-efficient PWM-controlled motor, the system consumes only 20 watts, minimizing both power usage and noise. Through the GrowHub App, you gain complete remote control, allowing you to program automated grow recipes that intelligently adjust fan speed and respond to environmental changes. The G4 integrates seamlessly with other VIVOSUN smart devices, creating a unified and scientifically managed grow space that maintains optimal conditions in near silence. It's the perfect ventilation solution for a 4'x4' grow tent or similar sized space.

Features

VIVOSUN Vivosun AeroZesh G4 Inline Fan w/ E42A WiFi Controller - 4" Duct multi-device integration

VIVOSUN Vivosun AeroZesh G4 Inline Fan w/ E42A WiFi Controller - 4" Duct key features overview

VIVOSUN Vivosun AeroZesh G4 Inline Fan w/ E42A WiFi Controller - 4" Duct fully automatic operation

🔇

Ultra-Quiet Operation

Whisper-quiet 28 dB performance with smart WiFi app control.

🌡️

VPD Monitoring

Built-in sensors monitor temp, humidity, and calculate VPD.

🤖

Automated Grow Recipes

Program your equipment to run automatically through each growth stage.

⚡

Energy-Efficient Design

Delivers 195 CFM of airflow while consuming only 20W of power.

Specifications

Specification	Value
Model	AeroZesh G4 w/E42A
Size	4 Inch
Airflow	195 CFM
Fan Speed	2700 RPM
Noise Level	28 dB
Power Consumption	20 W
Material	Steel
Controller Type	GrowHub E42A WiFi Controller
Motor Type	PWM-Controlled EC Motor
Fan Design	Mixed-Flow Long Distance
Environmental Monitoring	Built-in Temp/Humidity Sensors + VPD
Connectivity	WiFi + GrowHub App
Applications	Heating, Cooling, Booster, Grow Tents, Hydroponics

Compare VIVOSUN 4" Inline Fans

Feature	AeroZesh G4 w/ E42A	AeroZesh T4 w/ E42A	AeroZesh G4 w/ E12	R4 Fan
Airflow	195 CFM	210 CFM	195 CFM	203 CFM
Noise Level	28 dB	39 dB	28 dB	30 dB
Controller Type	E42A WiFi Smart Controller	E42A WiFi Smart Controller	E12 Speed Controller	Variable Speed Controller
Power Consumption	20W	20W	20W	28W

Support & Manuals

📄Vivosun AeroZesh G4 Manual

Warranty

This product is covered by VIVOSUN's manufacturer warranty. Please contact us for any warranty claims or questions.

FAQs

Why choose the VIVOSUN AeroZesh G4 for quiet smart ventilation?+

The AeroZesh G4 with E42A combines ultra-quiet 28 dB operation with comprehensive smart features including WiFi connectivity, VPD monitoring, and automated grow recipes. It's perfect for residential growers who need powerful 195 CFM ventilation without noise disruption while maintaining professional automation capabilities.

How quiet is the AeroZesh G4 compared to other models?+

The AeroZesh G4 operates at just 28 dB, making it one of the quietest models in its class. This is significantly quieter than the more powerful AeroZesh T4 model (39 dB) while still delivering substantial airflow, making it ideal for apartments, homes, and noise-sensitive environments.

What smart automation features does this fan offer?+

The E42A controller provides automated grow recipes that program fan speed, airflow volume, and on/off cycles. Built-in sensors monitor temperature, humidity, and VPD with WiFi app control for complete remote automation. You can learn more about perfecting your environment with our guide to grow room temp and humidity.

Is the AeroZesh G4 suitable for residential growing?+

Absolutely. The 28 dB ultra-quiet operation makes it perfect for apartments and shared living spaces. The 195 CFM capacity effectively handles 3'x3' grow tents while the smart features allow discreet, automated operation.

What applications work best with the AeroZesh G4?+

The G4 excels in heating, cooling, booster applications, grow tents, and hydroponic systems where quiet operation is essential. Its mixed-flow design is perfect for ventilation exhaust, bathroom fans, and any application requiring smart environmental control without noise.

How energy-efficient is this fan?+

The G4 consumes only 20 watts while delivering 195 CFM airflow. The PWM control and automated recipes optimize power consumption by adjusting fan speed based on actual environmental needs, reducing energy costs while maintaining optimal conditions.

Can I integrate the AeroZesh G4 with other smart devices?+

Yes, the E42A platform allows you to unify all GrowHub smart devices through one app. Control compatible equipment like the AeroLight Wing AW400 LED Grow Light as a coordinated system, simplifying growing complexities to a scientifically manageable level.

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 G4 Inline Fan w/ E42A WiFi Controller - 4" Duct