Iluminar iLogic FS PLUS 340W Full Spectrum LED Grow Light | Controller Sold Separately
The foundation of indoor growing begins at the seedling and vegetative stage. And what better way to kick off plant growth than with the Iluminar iLogic FS Plus 340W.
Designed to deliver an intense, vegetative-focused spectrum, the Iluminar iLogic FS Plus 340W is your key to cultivating strong, healthy plants ready for a seamless transition into high-intensity flowering environments.
The iLogic FS Plus 340W provides the power, efficiency, and precision to improve vegetative growth and maintain mother plants. Delivering an output of 950 µmol/s with an efficacy of 2.8 µmol/J, this fixture produces the intense light your plants need for robust vegetative development.
Loaded with Samsung LM281B+ Pro LEDs and Honglitronic SMD3535 660nm LEDs, the iLogic FS Plus 340W delivers a specialized light spectrum to promote strong root development, healthy leaf structure, and rapid vegetative growth.
The iLogic FS Plus 340W is powered by a Sosen LED driver with a power factor exceeding 0.9 to optimize energy consumption, reducing overhead costs while maintaining superior light output.
Scaling up? The iLogic FS Plus 340W can be daisy-chained in a network of up to 256 grow lights for streamlined installation and precise control.
The iLogic FS Plus 340W has an IP65 waterproof rating to withstand the demands of indoor growing cultivation. Backed by iLuminar’s comprehensive 5-year warranty, you can trust the iLogic FS Plus 340W for consistent, long-term performance.
NOTE: This grow light requires a separately purchased iLogic Plus Controller to use. Ensure the controller is connected and configured correctly to prevent operational issues. Default settings are set to Null/Off.
Iluminar iLogic FS Plus 340W Full Spectrum LED Grow Light Features

Optimized for Mother Plants & Vegetative Growth
The iLogic FS Plus 340W has a tailored light spectrum designed to promote strong, vigorous vegetative development and maintain healthy mother plants.

High PPF Output and Efficiency
With an output of 950 µmol/s and an efficiency of 2.8 µmol/J, the iLogic FS Plus 340W delivers quality lighting while reducing energy costs.

Precision-Tuned Spectrum
The iLogic FS Plus 340W uses premium Samsung LM281B+ Pro LEDs and Honglitronic SMD3535 660nm LEDs to deliver an ideal vegetative light spectrum.

Scaling-up Made Easy
You can connect the iLogic FS Plus 340W to a network of up to 256 fixtures, ideal for increasing your capacity.
Iluminar iLogic FS Plus 340W Highlights
- 340 watts
- Vegetative Spectrum
- 950 µmol/s output
- 2.8 µmol/J
- >0.9 Power Factor
- Requires iLogic Plus Controller
- Measures 110 x 1100 x 75 mm (43.3 x 43.3 x 2.9 inches)
- Five-year Warranty
Iluminar iLogic FS Plus 340W LED Light Specifications
Rated Voltage | 100 - 277V |
Input Current | 120V: 2.84A 208V: 1.64A 220V: 1.55A 240V: 1.42A 277V: 1.23A |
Power Consumption | 340w ± 5% |
Power Supply | Sosen LED Drivers |
PPF | 1038 µmol |
Efficacy | 2.88 µmol/J |
LED Spectrum | Vegetation Spectrum |
Power Factor | >0.9 |
THD | <10% |
Crest Factor | <10% |
BTU | 1100 |
Frequency | 60Hz |
Dimming | 0-100% dimming via RS485 |
Ambient Temperature | 0°C - 35°C / 32° - 95°F |
Color Temperature | 4100K |
Color Rendering Index | 80 |
Relative Humidity | <90% |
Cooling | Aluminum heatsink |
Light Distribution | 120 Degrees |
Waterproof Rating | IP65 |
LED Lifespan | 50000 hours |
Daisy Chain | Max. 256 LED fixtures for output A and output B individually |
Light Source | Samsung LM281B+Pro White LED * 1530 pcs Honglitronic SMD3535 660nm Red LED * 36 pcs |
Height | 75 mm / 2.9" |
Weight - N.W./G.W. | 11 / 12.5kg | 24.2 / 27.5lbs |
Package Size | 1130*575*85mm / 44.5* 22.6*3.3" |
Iluminar iLogic FS Plus 340W Manual
Iluminar iLogic FS Plus 340W Grow Light Warranty
Iluminar Lighting offers a 5-year warranty. This warranty does not cover operator error or abuse.