2 Best WiFi Relay Controllers for Grow Rooms in 2026
AIThis post was created with the assistance of artificial intelligence (AI).

Choosing the right wifi relay controller for your grow room can significantly enhance your plant care automation. The AC Infinity Controller 69 PRO+ stands out for its advanced climate data and multi-device control, making it ideal for seasoned growers. Meanwhile, the VIVOSUN GrowHub A22 offers a straightforward, app-based interface perfect for those new to automation. For growers seeking a balanced mix of features and ease of use, the Controller for Grow Tent with WiFi provides reliable scheduling and remote control. Each option has distinct tradeoffs, from complexity and price to expandability, so understanding your needs helps narrow the choice.

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5
compared
4
brands
4
connectivitys
Which wifi relay controller for grow room should you buy?
★ Top Pick
AC Infinity Controller 69 PRO+
Best Overall for Advanced Climate Control
Controls multiple devices with independent programming
See on Amazon →
Beginners or small-scale growers seeking an affordable, easy-to-use system
VIVOSUN GrowHub Outlet Control
Remote control via app simplifies operation
View on Amazon →
New growers or those wanting a simple, reliable setup
Controller for Grow Tent with
Easy installation with plug-and-play design
View on Amazon →
Advanced growers or those managing multiple growth stages
MARS HYDRO iControl Controller
Automates climate control for growth stages
View on Amazon →
Growers wanting a simple, reliable control system with remote access
VIVOSUN E42A+ GrowHub Environm
Remote control via WiFi app
View on Amazon →
Pros & cons at a glance
AC Infinity Controller 69 PRO+
✓ Controls multiple devices with independent programming
✗ Setup complexity may challenge beginners
VIVOSUN GrowHub Outlet Control
✓ Remote control via app simplifies operation
✗ Requires WiFi for complete functionality
Controller for Grow Tent with
✓ Easy installation with plug-and-play design
✗ Requires WiFi for remote features
MARS HYDRO iControl Controller
✓ Automates climate control for growth stages
✗ Requires additional sensors for full automation
VIVOSUN E42A+ GrowHub Environm
✓ Remote control via WiFi app
✗ Requires multiple adapters for setup

Complete the kit

AccEncyc 100 Pcs Plant Clips Orchid Clips Plants Orchid S...
AccEncyc 100 Pcs Plant Clips Orchid Clips Plants Orchid S…
Add to your setup →
100 Pcs Plant Support Clips,Plastic Clips for Securing Pl...
100 Pcs Plant Support Clips,Plastic Clips for Securing Pl…
Add to your setup →
PERSZEN 60PCS Plant Clips 2 Sizes Adjusting Reusable Gard...
PERSZEN 60PCS Plant Clips 2 Sizes Adjusting Reusable Gard…
Add to your setup →

Key Takeaways

  • The AC Infinity Controller 69 PRO+ excels in detailed climate data and multi-device control, suited for advanced growers.
  • VIVOSUN GrowHub A22 offers simplicity and real-time alerts, ideal for beginners or small setups.
  • The Grow Tent Controller provides a user-friendly experience with essential automation features and easy installation.
  • Higher-priced options like AC Infinity deliver more advanced automation, but may overwhelm novices.
  • Compatibility and setup complexity vary, so matching a controller to your experience level and grow environment is key.
2
VIVOSUN GrowHub Outlet Control
Best Value for Simple Automation
1
AC Infinity Controller 69 PRO+
Best Overall for Advanced Climate Control
3
Controller for Grow Tent with
Best for Beginners and Easy Setup

Our Top Best Wifi Relay Controller For Grow Room Picks

AC Infinity Controller 69 PRO+ – Environmental Controller for Grow TentsAC Infinity Controller 69 PRO+ - Environmental Controller for Grow TentsBest Overall for Advanced Climate ControlVPD Temp Humidity Control: YesNumber of Ports: 8 UISConnectivity: WiFi, BluetoothVIEW LATEST PRICESee Our Full Breakdown
VIVOSUN GrowHub Outlet Controller A22 with Temperature and Humidity Sensor Probe, WiFi-Enabled Smart Plug, 15A 1800WVIVOSUN GrowHub Outlet Controller A22 with Temperature and Humidity Sensor Probe, WiFi-Enabled Smart Plug, 15A 1800WBest Value for Simple AutomationPower: 15A 1800WSensor: Temperature and Humidity Sensor ProbeConnectivity: WiFiVIEW LATEST PRICESee Our Full Breakdown
Controller for Grow Tent with WiFi Environmental Monitoring and SchedulingController for Grow Tent with WiFi Environmental Monitoring and SchedulingBest for Beginners and Easy SetupEnvironmental Monitoring: Temperature, Humidity, VPDConnectivity: WiFi, App controlFeatures: Programmable timer, schedulingVIEW LATEST PRICESee Our Full Breakdown
MARS HYDRO iControl Controller for Grow Tent Plant Cycle with App ControlMARS HYDRO iControl Controller for Grow Tent Plant Cycle with App ControlBest for Stage-Based Automation and Advanced GrowersEnvironmental Control: Temperature, Humidity, VPDAutomation: Stage-based, scenario settingsSensors: Optional PPFD, soil, CO₂VIEW LATEST PRICESee Our Full Breakdown
VIVOSUN E42A+ GrowHub Environmental Controller for Grow, Smart App ControlVIVOSUN E42A+ GrowHub Environmental Controller for Grow, Smart App ControlBest for Simplicity with Effective Remote MonitoringBrand: VIVOSUNModel: GH-E42AItem Count: 1VIEW LATEST PRICESee Our Full Breakdown
Specs at a glance
wifi relay controller for grow roomConnectivityASIN
AC Infinity Controller 69 PRO+WiFi, Bluetooth—
VIVOSUN GrowHub Outlet ControlWiFiB0DCHFZN65
Controller for Grow Tent with WiFi, App controlB0H9L156XW
MARS HYDRO iControl ControllerApp control, data loggingB0FG35PWS6
VIVOSUN E42A+ GrowHub Environm——

More Details on Our Top Picks

  1. AC Infinity Controller 69 PRO+ – Environmental Controller for Grow Tents

    AC Infinity Controller 69 PRO+ - Environmental Controller for Grow Tents

    Best Overall for Advanced Climate Control

    View Latest Price

    The AC Infinity Controller 69 PRO+ stands out for its comprehensive climate management through independent programming and detailed data insights. Unlike simpler controllers, it integrates Bluetooth and WiFi, allowing remote monitoring and automation of multiple devices such as fans, lights, humidifiers, and heaters. This makes it ideal for growers who need precise environmental control. However, its complex setup can be intimidating for newcomers, and its price reflects its advanced features. Compared with more basic options, it offers superior customization but demands a steeper learning curve.

    Pros:
    • Controls multiple devices with independent programming
    • Remote monitoring via app with detailed climate data
    • Supports automation based on temperature, humidity, and VPD
    • Alerts and data insights enhance environmental management
    Cons:
    • Setup complexity may challenge beginners
    • Higher price point for advanced features
    • Limited to grow tent environments, not versatile for other uses

    Best for: Experienced growers with larger or more complex grow setups

    Not ideal for: Beginners or growers seeking a simple, plug-and-play solution

    • VPD Temp Humidity Control:Yes
    • Number of Ports:8 UIS
    • Connectivity:WiFi, Bluetooth
    • Supports:Fans, Grow Lights, Humidifiers, Heaters
    • Model:CTR69Q
    • UPC:819137024144
    Our verdict
    “A powerful, feature-rich controller best suited for experienced growers needing detailed environmental automation.”
  2. VIVOSUN GrowHub Outlet Controller A22 with Temperature and Humidity Sensor Probe, WiFi-Enabled Smart Plug, 15A 1800W

    VIVOSUN GrowHub Outlet Controller A22 with Temperature and Humidity Sensor Probe, WiFi-Enabled Smart Plug, 15A 1800W

    Best Value for Simple Automation

    View Latest Price

    The VIVOSUN GrowHub A22 offers a straightforward approach to environmental control, combining WiFi-enabled remote operation with basic automation. Its two outlets and USB ports support multiple devices, and the included temperature and humidity sensor allow for real-time alerts. Compared with more advanced controllers, it’s simpler to set up and use, making it suitable for small grow rooms or users new to automation. However, its reliance on WiFi for full functionality and limited device support can restrict flexibility for larger setups.

    Pros:
    • Remote control via app simplifies operation
    • Real-time environmental alerts improve plant care
    • Supports multiple devices with USB ports
    Cons:
    • Requires WiFi for complete functionality
    • Limited to basic on/off device control
    • Potential complexity for first-time users

    Best for: Beginners or small-scale growers seeking an affordable, easy-to-use system

    Not ideal for: Growers needing complex automation or expandability

    • Power:15A 1800W
    • Sensor:Temperature and Humidity Sensor Probe
    • Connectivity:WiFi
    • Ports:2 outlets, 2 USB ports
    • Compatibility:Supports wired devices with on/off switch
    • ASIN:B0DCHFZN65
    Our verdict
    “A budget-friendly WiFi outlet controller perfect for small grow rooms or beginners looking for basic automation.”
  3. Controller for Grow Tent with WiFi Environmental Monitoring and Scheduling

    Controller for Grow Tent with WiFi Environmental Monitoring and Scheduling

    Best for Beginners and Easy Setup

    View Latest Price

    This Grow Tent Controller simplifies automation with an easy plug-and-play design that covers essential environmental factors like temperature, humidity, and lighting schedules. Its WiFi connectivity allows remote control via app, and its multiple outlets support various grow devices. Compared with more complex systems, it is more accessible for new growers, while still offering enough flexibility for small to medium setups. The main tradeoff is that it provides less detailed data and limited compatibility with advanced sensors or automation scenarios.

    Pros:
    • Easy installation with plug-and-play design
    • Remote control via smartphone app
    • Automates lighting and ventilation schedules
    • Multiple outlets accommodate various devices
    Cons:
    • Requires WiFi for remote features
    • Limited integration with other automation systems
    • Basic data monitoring without advanced analytics

    Best for: New growers or those wanting a simple, reliable setup

    Not ideal for: Growers needing detailed climate data or advanced automation

    • Environmental Monitoring:Temperature, Humidity, VPD
    • Connectivity:WiFi, App control
    • Features:Programmable timer, scheduling
    • Setup:Plug-and-play
    • ASIN:B0H9L156XW
    Our verdict
    “A user-friendly, reliable option for beginners seeking straightforward environmental management.”
  4. MARS HYDRO iControl Controller for Grow Tent Plant Cycle with App Control

    MARS HYDRO iControl Controller for Grow Tent Plant Cycle with App Control

    Best for Stage-Based Automation and Advanced Growers

    View Latest Price

    The MARS HYDRO iControl offers sophisticated stage-based and scenario automation, making it suitable for growers managing multiple growth phases. Its support for optional sensors like PPFD or CO₂ enhances automation, while app control and data logging provide real-time insights. Compared to simpler controllers, it is more expandable but involves a more complex setup, especially when integrating additional sensors or automation scenarios. It’s best for growers who want precise control across different plant stages and are comfortable with a more involved setup process.

    Pros:
    • Automates climate control for growth stages
    • Supports optional sensors for customization
    • Remote monitoring and alerts via app
    • Expandable with additional sensors
    Cons:
    • Requires additional sensors for full automation
    • More complex setup process
    • Some features depend on optional accessories

    Best for: Advanced growers or those managing multiple growth stages

    Not ideal for: Beginners or growers with minimal automation needs

    • Environmental Control:Temperature, Humidity, VPD
    • Automation:Stage-based, scenario settings
    • Sensors:Optional PPFD, soil, CO₂
    • Connectivity:App control, data logging
    • Support:2 years
    • ASIN:B0FG35PWS6
    Our verdict
    “A highly customizable controller designed for experienced growers needing stage-specific automation.”
  5. VIVOSUN E42A+ GrowHub Environmental Controller for Grow, Smart App Control

    VIVOSUN E42A+ GrowHub Environmental Controller for Grow, Smart App Control

    Best for Simplicity with Effective Remote Monitoring

    View Latest Price

    The VIVOSUN E42A+ offers a comprehensive yet straightforward environmental control system, combining remote management with customizable settings. Its user-friendly LED display and app control make it accessible for growers of all experience levels. While it provides essential automation, its setup can involve multiple adapters and converters, which might pose a learning curve for new users. Still, it balances functionality and ease of use effectively for small to medium grow rooms.

    Pros:
    • Remote control via WiFi app
    • Automated environmental monitoring
    • Customizable settings and alerts
    • Reliable for small to medium setups
    Cons:
    • Requires multiple adapters for setup
    • Features may have a learning curve
    • Less suited for large or complex environments

    Best for: Growers wanting a simple, reliable control system with remote access

    Not ideal for: Growers needing highly detailed data or complex automation

    • Brand:VIVOSUN
    • Model:GH-E42A
    • Item Count:1
    • Included Components:GrowHub
    • Unit Count:1
    Our verdict
    “A reliable, easy-to-use environmental controller for growers seeking remote management without complex setup.”
best wifi relay controller for grow room
What makes a great wifi relay controller for grow room
1
Understanding Your Grow Room Needs
Before choosing a controller, assess the size of your grow space, the number of devices you want to automate, and your familiarity
2
Features to Prioritize
Look for controllers that support multiple outlets, environmental sensors, and remote access.
3
Tradeoffs to Consider
More advanced controllers tend to come at higher prices and may involve complex setup processes.
How to choose your wifi relay controller for grow room
1
How we picked
Our selection process focused on controllers that leverage WiFi connectivity for grow room automation, balancing feature
2
Understanding Your Grow Room Needs
Before choosing a controller, assess the size of your grow space, the number of devices you want to automate, and your f
3
Features to Prioritize
Look for controllers that support multiple outlets, environmental sensors, and remote access.
4
Tradeoffs to Consider
More advanced controllers tend to come at higher prices and may involve complex setup processes.
Vetted wifi relay controller for grow room ·
The best wifi relay controller for grow room, compared
★ Winner AC Infinity Controller 69 PRO+
Best Overall for Advanced Climate Control
5compared
4connectivitys

How We Picked

Our selection process focused on controllers that leverage WiFi connectivity for grow room automation, balancing features, ease of use, and expandability. We prioritized controllers with multiple outlets, environmental monitoring capabilities, and remote control options. We compared user reviews, technical specs, and versatility across different grow setups, ensuring each product offers unique value—whether for beginners, advanced growers, or those seeking premium automation. Price and support were also considered, aiming to recommend products that deliver reliable performance without unnecessary complexity or cost.

Feature comparison
wifi relay controller for grow roomConnectivityASIN
AC Infinity Controller 69 PRO+WiFi, Bluetooth—
VIVOSUN GrowHub Outlet ControlWiFiB0DCHFZN65
Controller for Grow Tent with WiFi, App controlB0H9L156XW
MARS HYDRO iControl ControllerApp control, data loggingB0FG35PWS6
VIVOSUN E42A+ GrowHub Environm——
Everyday → specialist
Everyday & valuePremium & specialist
Which wifi relay controller for grow room fits you?
The everyday user
All-round, reliable
The enthusiast
Premium & high-performance
The gift-giver
Looks & craftsmanship

Factors to Consider When Choosing Best Wifi Relay Controller For Grow Room

Selecting the right wifi relay controller depends on your grow room size, automation needs, and experience level. Key factors include the number of outlets, environmental monitoring capabilities, expandability, ease of setup, and remote control features. Understanding these aspects helps determine whether a basic model or a more advanced, customizable system is best suited for your operation.

Understanding Your Grow Room Needs

Before choosing a controller, assess the size of your grow space, the number of devices you want to automate, and your familiarity with tech setups. Smaller grow rooms may only require simple app-controlled outlets, while larger or more complex environments benefit from multi-device controllers with detailed climate data and automation scenarios.

Features to Prioritize

Look for controllers that support multiple outlets, environmental sensors, and remote access. If precise climate control is critical, prioritize models with detailed data insights and automation based on VPD, temperature, and humidity. For ease of use, simple plug-and-play designs with app control are often sufficient.

Tradeoffs to Consider

More advanced controllers tend to come at higher prices and may involve complex setup processes. Simpler models may lack expandability or detailed data, but are ideal for beginners. Balance your automation needs with your technical comfort level to choose the best fit.

Frequently Asked Questions

What is a wifi relay controller for grow rooms?

A wifi relay controller for grow rooms is a device that allows you to remotely control and automate various environmental systems such as lighting, fans, humidifiers, and heaters through a wireless connection. It helps maintain optimal plant conditions by providing remote access, scheduling, and environmental monitoring capabilities.

How many devices can I typically control with a wifi relay controller?

The number of devices varies depending on the model. Basic controllers may support just a couple of outlets, whereas advanced systems like the AC Infinity Controller 69 PRO+ can manage multiple devices simultaneously. Always check the number of outlets and compatibility before purchasing to match your grow room setup.

Are wifi relay controllers easy to set up?

Setup difficulty depends on the complexity of the controller. Simpler models with plug-and-play features are generally straightforward, while advanced controllers with multiple ports and sensors may require more technical knowledge. Reading the user manual and following online tutorials can help mitigate setup challenges.

Can I expand the automation with these controllers?

Many controllers support expansion through additional sensors or compatible devices, especially higher-end models like the MARS HYDRO iControl. However, some basic controllers have limited expandability, so if you plan to grow your automation capabilities later, choosing a more versatile system is advisable.

What should I consider when choosing between basic and advanced controllers?

Consider your grow room size, automation complexity, budget, and technical ability. Basic controllers are suitable for small setups or beginners, offering simple control and remote access. Advanced systems provide detailed environmental data, multi-device management, and scenario automation, making them better for larger or more professional operations.

Conclusion

If you are new to automated grow environments or have a small setup, the VIVOSUN GrowHub A22 or the Controller for Grow Tent offer reliable and easy-to-use options. For those with more experience or larger operations, the AC Infinity Controller 69 PRO+ provides extensive control and data insights. Growers managing multiple stages or seeking customization should consider the MARS HYDRO iControl for its advanced automation. Budget-conscious users will find the VIVOSUN model sufficient, while pros needing precision should invest in AC Infinity or MARS HYDRO systems.

FALL

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