GROWERS CHOICE Master Controller

GROWERS CHOICE Master ControllerTake Full Control of Your Lighting NetworkThe Growers Choice Master Controller is a professional grade digital lighting controller designed to manage up to 200 fixtures across two zones. With dual thermal probes, auto dim shutdown safety features, and built in sunrise sunset simulation, it offers precise and scalable control for serious growers using CMH, DE, and ROI Series LEDs. Key Benefits Control Up to 200 FixturesSupports 2 channels with 100

Take Full Control of Your Lighting Network
The Growers Choice Master Controller is a professional-grade digital lighting controller designed to manage up to 200 fixtures across two zones. With dual thermal probes, auto dim/shutdown safety features, and built-in sunrise/sunset simulation, it offers precise and scalable control for serious growers using CMH, DE, and ROI Series LEDs.

✅ Key Benefits

✔️ Control Up to 200 Fixtures
Supports 2 channels with 100 fixtures each for full-scale environments

💡 Dual Thermal Probes for Temperature Monitoring
Provides real-time readings and triggers safety actions if needed

📱 Sunrise/Sunset Scheduling
Mimics natural light cycles to support healthy plant growth

🔌 Auto Dim & Shutdown Protection
Automatically adjusts output or powers down fixtures to prevent overheating

🛡️ Wide Compatibility
Works with GC-315 CMH, GC-630NS CMH, GC-1000 DE, and all ROI Series LEDs

🚚 Fast, Free U.S. Shipping
Ships quickly from authorized U.S. warehouses

Why the Master Controller Is a Top Choice for Scalable Setups

Designed for commercial and high-performance growing environments, the GC Master Controller ensures every light in your system responds precisely and safely. With dual zones, temperature-based automation, and compatibility across Growers Choice’s full fixture lineup, it’s a must-have for serious cultivators.

🔦 Feature Highlights

Dual-Zone Fixture Control
Manage up to 100 fixtures per zone—perfect for separating veg and flower areas or scaling multi-room facilities.

Thermal-Protected Dimming & Shutdown
Automatically dims or powers down lights if ambient temperatures exceed thresholds, protecting plants and equipment.

Sunrise/Sunset Simulation
Gently ramps lighting intensity up or down to support plant health and reduce stress.

📊 Ideal Applications

• Commercial grow rooms using multiple light types

• Facilities with CMH, DE, or ROI LED fixtures

• Multi-zone indoor growing systems

• Operations requiring automation and thermal safeguards

⚙️ Maintenance Tips

• Wipe screen and sensor ports monthly to prevent dust buildup

• Mount controller in a dry, climate-stable location

• Regularly test thermal probe accuracy for safety reliability

• Keep firmware updated if manufacturer releases version upgrades

Upgrade your grow room with full-spectrum control and safety automation. Order the Growers Choice Master Controller today and manage up to 200 lights with precision.

📦 What's Included

• 1x Growers Choice Master Controller

• 2x Thermal Sensor Probes

• 1x Mounting Bracket

• 1x Power Adapter

• 1x User Manual

📘 Specifications

• Control Voltage Outputs: 2 Groups (A/B)

• Max Fixtures per Output: 100 fixtures (200 total)

• Max Cable Length per Group: 100 meters

• Overheat Protection: Yes

• Sunrise/Sunset Function: Yes

• Input Voltage: DC 5V / 2000mA

• Weight: 1.0 kg

• Warranty: 3 Years

📄 User Manual
GROWERS CHOICE Master Controller instructions 

❓ FAQ

Q: How many fixtures can this controller manage?
A: Up to 200 total—100 per zone across two channels.

Q: What lights is this compatible with?
A: Works with GC-315 CMH, GC-630NS CMH, GC-1000 DE, and all ROI Series LED lights.

Q: Does it have sunrise and sunset functionality?
A: Yes, it simulates gradual light increase and decrease to support plant health.

Q: What safety features are included?
A: Dual thermal probes monitor heat and trigger auto dimming or shutdown when temps exceed safe limits.

Q: What's the warranty on this unit?
A: Covered by a 3-Year Manufacturer Warranty.

🛡️ Warranty

3-Year Manufacturer Warranty covering controller electronics, temperature sensors, and hardware. U.S.-based customer support included.