Grower's Choice ROI-FF 650W Full Spectrum LED Grow Light
Get the best yields possible with the Growers Choice ROI-FF-650.
The Growers Choice ROI-FF-650 is designed for indoor growers aiming to enhance the flowering stage of plant growth. Using 650 watts and delivering an outstanding 1950 PPF, this LED grow light boasts an impressive efficiency of 3.0 µmol/J, making it an ideal choice for those seeking to maximize yield while minimizing energy costs.
By incorporating the ROI-FF-650 into your grow setup, you can expect improved flowers and yields. This LED grow light’s 3K Fullphase spectrum is finely tuned to meet the specific needs of flowering plants, ensuring optimized light quality and intensity for healthy growth.
Notable features of the ROI-FF-650 include 0-10v dimming, with advanced diode and driver technologies, ensuring superior performance and longevity while reducing operational expenses over time.
The ROI-FF-650 is DLC and ETL certified, ensuring it meets high standards for safety, quality, and energy efficiency. It comes with a five-year warranty, providing peace of mind and long-term reliability for your investment.
Growers Choice ROI-FF-650 Features

Advanced Diode and Driver Technologies
The ROI-FF-650 uses the latest diode and driver technology to ensure superior performance while reducing overhead expenses.

Energy Efficient
Using only 650 watts, the ROI-FF-650 delivers an impressive output of 1050 PPF with an efficiency of 2.9 µmol/J, ensuring maximum light output with minimal energy consumption.

3K Fullphase Spectrum
The ROI-FF-650’s spectrum is made specifically for vegetative growth phases, promoting optimal plant health and productivity.

Onboard Dimming
The built-in dimmer makes it convenient to use out of the box to adjust light intensity.
Growers Choice ROI-FF-650 Highlights
- 650 watts
- 3k Fullphase Spectrum for Flowering
- 1950 PPF Light Output
- 3.0 µmol/J Efficiency
- 0-10v dimming Dimming Capability
- Passive Thermal Management
- IP66-rated
- DLC and ETL-certified
- Five-year warranty
Growers Choice ROI-FF-650 Specifications
Light Source | LED |
Spectrum | GC-3K Full Phase |
PPF | 1950 umol/s |
Max Input Power | 650W |
Efficacy | 3.0 μmol/J |
Fixture Dimension | 45”L x 44”W x 4.2”H / 20lbs (114.3cm L x 104cm W x 11cm H / 9.9kg) |
Mounting Height | 6" - 24" (15.2 - 61 cm) from canopy |
Thermal Management | Passive |
Dimming | 0-10V |
Light Distribution | 120° |
Lifetime | L90: >54,000 hrs |
Power Factor | >90% |
Certifications | IP66, DLC, ETL |
Warranty | 5 Years Standard Warranty |
Growers Choice ROI-FF-650 Manual
Growers Choice ROI-FF-650 Warranty
Growers Choice offers a 5-year Warranty. This does not include user error or operator abuse.