digital lightLINK

Why the digital lightLINK

Precision lighting control for every stage.

The digital lightLINK bridges your controller and fixtures using digital communication protocols, delivering precise intensity and spectrum control across nine supported lighting manufacturers via RJ-12 or terminal block connections.

Full Intensity & Spectrum Control

Enables full intensity and spectrum control on compatible fixtures through the LINKS system for optimized plant performance.

One Module Per Zone

One digital lightLINK is required per lighting zone, acting as a communication bridge between the controller and fixtures.

9 Supported Manufacturers

Compatible with Thinkgrow, Dutch Light Innovations, Hydrofarm/Phantom, Synce, Fohse, Revolution Lighting, Faven, Iluminar, and Matrix.

RJ-12 & Terminal Connections

RJ-12 port for direct plug-in with Thinkgrow and DLI fixtures. Terminal block for hardwire connections with all other supported brands.

RS-485 Digital Protocol

Uses RS-485 digital communication for reliable data transfer between the controller and lighting fixtures.

Made in USA

Designed and manufactured for commercial cultivation.

The Growlink LINKS System

Precision lighting in a connected system.

The digital lightLINK integrates into the LINKS ecosystem — connecting your lighting fixtures to the HUB for centralized control, scheduling, and automation through Growlink OS.

Growlink LINKS system diagram showing how digital lightLINK connects to the HUB and other LINK devices

Specifications

Technical details.

Input Power 1A@24VDC

Typical Power Use 3W

Device Port RS-485, 2-Wire Screw Terminals & RJ-12

Controller Port RJ-45 to LINK HUB

Data Indicator LED

Dimensions 3.563″W × 2.813″H × 1.125″D (90.5mm × 71.5mm × 28.5mm)

Protocols Supported Thinkgrow, Dutch Light Innovations (DLI), Hydrofarm/Phantom, Synce, Fohse, Revolution Lighting, Faven, Iluminar, Matrix

Built for

Who uses the digital lightLINK.

Commercial Cannabis

Multi-room facilities needing precise lighting schedules and spectrum control across every grow room.

Greenhouse Operations

Supplemental lighting automation with sunrise/sunset simulation for natural transitions.

Mixed Fixture Environments

Facilities running LEDs, HPS, and mixed systems under one unified control platform.

Complete your system.

LINKS 8-Port Device HUB

The central brain of your automated grow operation. Connect and power up to eight LINK devices.

$399

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canopyLINK Sensor HUB

Real-time canopy-level temperature and humidity monitoring with built-in PAR sensor.

$299

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Climalink Climate Sensor

Precision climate monitoring for temperature, humidity, CO2, and VPD.

From $399

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relayLINK

Versatile relay control for HVAC, humidifiers, dehumidifiers, and other mixed-voltage equipment.

$299

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Build your system

Not sure which LINKS you need?

Use the System Builder to configure your setup, or talk to an expert who will spec it for your rooms.

Open System Builder Talk to an Expert