
relayLINK
The relayLINK provides 6 channels of dry contact relay control for fans, pumps, heaters, and other equipment. With 10 amp switching capacity per channel, it's perfect for automating your grow room's electrical systems through your LINKS ecosystem.
Reliable Equipment Control
The relayLINK delivers robust relay control for your grow room's electrical systems. With 6 channels of 10-amp switching capacity, it handles fans, pumps, heaters, and other equipment with industrial-grade reliability. Perfect for automating your HVAC systems through sensor-driven control.

Compatible LINKS Devices

LINKS Hub
Central control hub required for all LINKS devices.
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hvacLINK
Intelligent thermostat for automated climate control.
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climaLINK
Environmental sensors provide data for automated equipment control.
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LINKS Hub
Central control hub required for all LINKS devices.
Learn more
hvacLINK
Intelligent thermostat for automated climate control.
Learn more
climaLINK
Environmental sensors provide data for automated equipment control.
Learn more
LINKS Hub
Central control hub required for all LINKS devices.
Learn more
hvacLINK
Intelligent thermostat for automated climate control.
Learn more
climaLINK
Environmental sensors provide data for automated equipment control.
Learn more
LINKS Hub
Central control hub required for all LINKS devices.
Learn more
hvacLINK
Intelligent thermostat for automated climate control.
Learn more
climaLINK
Environmental sensors provide data for automated equipment control.
Learn more
LINKS Hub
Central control hub required for all LINKS devices.
Learn more
hvacLINK
Intelligent thermostat for automated climate control.
Learn more
climaLINK
Environmental sensors provide data for automated equipment control.
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Your Grow, Fully Connected
Growlink OS brings your entire cultivation environment into one smart, seamless platform — from lights to irrigation, climate to fertigation. Everything syncs in real-time, giving you precision control and peace of mind, no matter where you are.
Designed for professional growers, Growlink OS turns complex operations into simple, automated workflows. With intuitive dashboards, remote access, and intelligent alerts, it helps you grow smarter, faster, and more efficiently.



BYOB
Build Your LINKS Ecosystem
Not sure which LINKS devices you need? Our Build Your Own Bundle tool makes it easy. Just answer a few quick questions about your grow, and we'll generate a personalized product bundle—ready to add to cart.

Technical Deep Dive
Industrial-grade relay control for professional growing operations
Relay Channels
6 ChannelsIndependent dry contact relay control
Switching Capacity
10A @ 250VACHigh-current switching for motors and heaters
Contact Type
SPDT Dry ContactNormally open and normally closed contacts
Connection
RJ-45 to HubEthernet connection to LINKS Hub
Power
Powered by HubLow power consumption via LINKS Hub
Terminals
Screw TerminalEasy wiring with removable terminal blocks
Experience the Future of Smart Growing
Our LINKS ecosystem represents the next evolution in precision agriculture. Each device is engineered to work seamlessly together, creating an intelligent network that adapts to your growing environment. From climate control to irrigation management, LINKS puts the power of automation in your hands while scaling with what you need, when you need it.

Success Stories
Real growers, real results. See how LINKS products are transforming cultivation operations worldwide.
Mark Chen
Head Grower • GreenTech Farms
"The LINKS Hub transformed our operation. The seamless integration with our existing sensors and the real-time monitoring capabilities have increased our yields by 23% while reducing manual monitoring time."
Sarah Williams
Cannabis Cultivator • Craft Cannabis Co.
"As a small-scale grower, I needed something reliable yet affordable. The LINKS Hub delivered beyond expectations. Setup was incredibly simple, and the precision control has elevated my grows to a professional level."
Dr. Elena Rodriguez
Research Director • Agricultural Research Institute
"For our climate studies, we needed precise environmental control and data logging. The LINKS Hub's accuracy and reliability have been crucial for our research integrity and reproducible results."
Mark Chen
GreenTech Farms
Performance Metrics
Ready to Join Them?
Start your success story today
Ready To Automate Your Equipment?

Relay Control
High Current
Easy Wiring
relayLINK
Professional Installation
Electrical work should be performed by qualified personnel. Contact us for installation support and wiring guidance.