Skip to content
FlexStar 120W Under Canopy LED Grow Light

FlexStar 120W Under Canopy LED Grow Light

See more by FlexStar
SKU: 307116

Official Distributor

$199.00

Or

Monthly payments start at:

$5.52/mo

This light does not come with a power cord or stand.
Check Icon

Monthly Payment Start at:

$5.52/mo

Check Icon
This light does not come with a power cord or stand.
  • Ships in 1-5 days at most
Contact us about commercial pricing
Choose Spectrum

Notify me when back in stock

Check Icon Order Processed in 12 hours
Check Icon Free Shipping Over $200 (Exclusive Apply)
Check Icon No Sales Tax! (Outside Nevada, on most products)

Free Shipping

On most orders

Call Us

(833) 416-0375

Mon-Fri 9am-6pm CST

Lowest Price Guranteed

There is never a better price,

we can always price match

No Sales Tax

Absolutely no tax on any purchase

Easy Returns

Always hassle free

Free Shipping

Lowest Price Gurantee

No Sales Tax

Easy Returns

The FlexStar 120W Under Canopy LED Grow Light provides intense, focused illumination for robust plant growth. Its energy-efficient design and durable construction make it ideal for enhancing photosynthesis in under-canopy areas, ensuring healthier plants and increased yields.

Is the FlexStar 120W Under Canopy LED Grow Light for Me?

The FlexStar 120W Under Canopy LED Grow Light provides intense, focused illumination for robust plant growth. Its energy-efficient design and durable construction make it ideal for enhancing photosynthesis in under-canopy areas, ensuring healthier plants and increased yields.

Features & Benefits

Specifications

What is included?

Warranty & Returns

Features

Maximize Growth, Minimize Energy

FlexStar LEDs represent a cutting-edge leap in horticultural lighting. Renowned for precision and power, these lights are meticulously designed for optimal plant growth at every stage. With tailored spectrums, high efficacy, and reliable durability, FlexStar LEDs provide efficient and consistent solutions for both professional and novice cultivators.

Passive Cooling System

Schedule Controls

Full Spectrum Output

120 Watts

Dimming Capability

High Efficiency

Want to learn more about FlexStar? Check out this interview we did

An interview with the director of sales at FlexStar with Green Thumb Depot's founder, James

In this exciting episode of The Growers MBA podcast, we sit down with Sean from FlexStar LED Lights to explore the cutting-edge world of LED technology in cannabis cultivation. Learn how FlexStar evolved to become a leader in the industry, providing innovative solutions that enhance efficiency and product quality. Sean shares valuable insights into their advanced products, offers tips for growers at all levels, and discusses the future of grow light technology. Don't miss this deep dive into the innovations setting new standards in cannabis cultivation.

Benefits of Under Canopy LED Lights

Under Canopy LED lighting enhances light penetration to shaded lower areas of your plants, supporting even growth and boosting yields. These energy-smart LEDs operate with minimal heat, promote healthier plants, and install easily in any grow environment—making them an efficient choice for serious cultivators.

Quick Response

Instant on/off lets you precisely manage your grow cycles.

Balanced Spectrum

Full-spectrum output supports strong and healthy plant development.

Low Heat Impact

Minimizes stress on plants while maintaining ideal grow temperatures.

Effortless Setup

Simple to install and manage—perfect for any grower level.

Targeted Illumination

Delivers light where it's needed most—under the canopy.

Energy Efficient

Consumes less power while maximizing growth output.

Built to Last

Rugged and reliable—crafted to withstand grow room conditions.

Consistent Results

Provides stable light output to support plant health over time.

wetanddry

Why Flexstar

FlexStar products stand out as the preferred choice for indoor growing enthusiasts. Renowned for end-to-end excellence, their offerings ensure a seamless experience from design to implementation. Backed by extensive expertise in indoor cultivation, FlexStar's LED systems deliver unparalleled efficiency, enhancing plant health, increasing yields, and providing precision control. The credibility of our products is further solidified by decades of collaboration with top-tier grow light brands. A commitment to reliability and efficiency defines FlexStar's mission—providing advanced lighting solutions through industry expertise and cutting-edge technology. Opt for FlexStar and embrace a brand synonymous with quality, innovation, and optimal results in the world of indoor growing.

wetanddry

Spectrum Matters

The FlexStar 120W Under Canopy LED Grow Light, available in R5W and R8W models, is built to boost growth beneath the canopy—where light is often limited. The R5W delivers 340 μmol/s at 2.8 μmol/J, while the R8W increases output to 360 μmol/s at 3.0 μmol/J for even greater efficiency. Both models offer full-spectrum light, IP66-rated durability, and passive cooling, making them ideal for vertical grows and high-yield environments.

Uniform Light Distribution

Provides even and uniform light coverage to ensure all plants receive adequate illumination.

Customization

Allows for convenient control and customization of lighting schedules and settings.

Energy Efficiency

Designed to minimize energy consumption and heat production, resulting in cost savings and a cooler growing environment.

FAQ Section

What is the coverage area of the FlexStar 120W LED Grow Light?
The FlexStar 120W covers approximately 4 square feet, making it ideal for focused growth stimulation in specific plant areas.
How energy-efficient is this LED grow light?
The FlexStar 120W is designed to be energy-efficient, using LED technology to provide high light output with lower energy consumption compared to traditional grow lights.
Can the FlexStar 120W be used for all stages of plant growth?
Yes, it emits a full spectrum of light suitable for all stages of plant development, from germination through flowering and fruiting.
Is the FlexStar 120W suitable for commercial use?
Absolutely, its robust construction and efficient performance make it suitable for both home and commercial indoor gardening setups.
What is the lifespan of this LED grow light?
The FlexStar 120W LED Grow Light typically offers a long lifespan, often exceeding 50,000 hours of continuous use.
How do I install the FlexStar 120W LED Grow Light?
Installation is straightforward with the included mounting hardware. It can be hung directly above the plants, adjusting height as necessary.

Specifications

SPECS & DIMENSIONS

Weight 5.7 lbs.
Dimension 45.6"×2.9"×3.3"
LED Light Spectrum Full Spectrum
Warranty 5 Years

MATERIALS & POWER

Voltage and Current

  • Designed for flexibility, under canopy lights operate at 120V–277V input voltage, making them ideal for various grow room setups.

LED Diodes

  • Built with premium full-spectrum LED diodes for optimal plant development across all growth stages.

Power Supply

  • Equipped with high-efficiency drivers that ensure consistent performance while reducing energy waste.

LED LIGHTS

Dimmability

  • Features 0–10V dimming range with adjustable output from 40% to 100% or complete shutoff, ideal for precision light control in both under canopy and vertical applications.

Versatile

  • Designed for under canopy lighting to boost lower plant growth and adaptable for vertical mounting with downward lighting capability.

Durable

  • Engineered with an IP66 rating, fully water-resistant and dustproof for rugged environments.

Convenient

  • Offers seamless daisy-chain installation via end-to-end quick connection, reducing wiring complexity and setup time.
Brand FLEXSTAR
N.W. 5.73 LBS
Weight (lb.) 5.73 LBS
Length (in.) 45.6
Width (in.) 2.9
Height (in.) 3.3
LED Light Spectrum Full Spectrum
Input Power 120W
Input Voltage 120-277V
Efficiency 2.8 μmol/J
PPF Output 340 μmol/s
Dimming 0-10V, 40%–100%/OFF
Mounting Height Under / Above Canopy
Cooling Passive
IP Rating IP66
Certifications ETL, DLC, CE
Warranty 5 Years
Brand FLEXSTAR
N.W. 5.73 LBS
Weight (lb.) 5.73 LBS
Length (in.) 45.6
Width (in.) 2.9
Height (in.) 3.3
LED Light Spectrum Full Spectrum
Input Power 120W
Input Voltage 120-277V
Efficiency 3.0 μmol/J
PPF Output 360 μmol/s
Dimming 0-10V, 40%–100%/OFF
Mounting Height Under / Above Canopy
Cooling Passive
IP Rating IP66
Certifications ETL, DLC, CE
Warranty 5 Years

What is Included?

What’s in the box.

  • FlexStar 120W Under Canopy LED Grow Light

Warranty Policy

FlexStar stands behind the reliability and durability of its products, offering a reassuring 5-year warranty on the FlexStar LED Grow Lights.