G8 900 Watt MEGA LED Grow Light Review

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The G8 900 Watt MEGA LED grow light is an outstanding indoor full spectrum grow light that is designed to give growers increased productivity and value for their money. It has been ranked among the best LED indoor grow lights that we have in the market by popular gardening magazines such as High Times.

What makes G8 900W MEGA LED Veg/Flower Grow Light the best grow light? There are three distinguishing features that makes this full spectrum G8 LED grow light stand out. They include;

  • Guarantees high quality plant growth
  • Increased trichome formation
  • Maximum PPFD PAR values

If you still want to learn more about G8 900W MEGA LED Veg/Flower Grow Light features and other G8 LED grow light models, relax and continue reading…

G8 900 Watt MEGA LED Grow Light Review

G 9100 Light
58 Reviews
G 9100 Light
  • Grow light for indoor plants
  • Reduce electricity
  • Veg/Flower light
  • Reduce heat
  • Increase growth

Last update on 2023-01-06 at 10:19 / Affiliate links / Images from Amazon Product Advertising API

In this review guide, we shall focus on G8LED G8 900W LED Grow light in relation to energy efficiency, heat output, coverage area, and durability.
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Energy Efficiency

G8 900W MEGA LED Full Spectrum Grow Light is designed to give you value for money when it comes to energy consumption.

It replaces the traditional 1200-1400 MH/HPS grow light system to help you reduce energy bills by 60%.

G8 900 Watt LED Grow Light comes with a minimum lifespan of 50,000 hours which ensures that you save a lot of money when it comes to power bills in the long term.

Heat Output

G8 900W MEGA LED Veg/Flower Grow Light operates by generating minimal heat output thanks to its advanced heat cooling system. We all know that too much heat in your indoor garden can harm your indoor plant.

The cooling fans runs quietly to ensure there is maximum heat control so that your vegetables and flowers can thrive in an optimal grow environment.

Full Spectrum

Full spectrum LED grow lights have many benefits compared to ordinary grow lights.

With a full spectrum grow light such as G8 900W MEGA LED Veg/Flower Grow Light, you can grow your indoor plants and vegetables from seedlings to harvest.

When you switch to G8LED G8 900 Full Spectrum LED Grow lights, you will save time and money required to buy new grow lights with the required light wavelength that your plants need at different growth stages.

It’s made of high quality diodes that enables it to produce highest yields and PPFD PAR values of 1540μMol/m2/s at 18 inches and 920μMol/m2/s at 24 inches respectively.

Veg/Bloom switches makes it easy for growers to adjust to the convenient light wavelength color at different phases of growth.

During the flowering phase, it’s recommended that you add a 90W Red Flower Boosters so as to increase the flower size, productivity, and aroma.


The G8 900 Watt LED Grow Light is designed to cover up to 24 square feet of your grow area. You can use it in your indoor hydroponic garden system or indoor container pots.

For optimal results, place it at 4 feet*6 feet when your plants are at vegetative and blooming phases.

During flowering stage, remember to add two 90W Red Flower Boosters. They play a big role in improving the flower size and boosting overall yields.

G8 900 Watt MEGA LED Grow Light has unrivaled light penetration ability of up to 60 inches past the plants canopy for optimal results.


G8 LED Company is a reputable manufacture of high quality LED grow lights for indoor plants and vegetables.

All the materials used to build G8 900W MEGA LED Veg/Flower Grow Light are of high quality including the diodes, power supplies, fans, circuit boards, and casings.

G8 900W LED Grow Light

With high quality materials you are guaranteed of a longer lifespan of at least 50,000 hours. As a mark of high quality, G8 900 Watt MEGA LED Grow Light has received ETL certificates from USA, Canada, and EU countries.

G8 900 Watt MEGA LED Grow Light Specifications

Quality Review2019 Expert Guide #1 Top Pick
2018 Wiki Top Ten - #1 LED Grow Light
2017 & 2016 Best LED Grow Light Award by HT
Power Draw540 Watts
PAR Value1580μMol/m2/s at 18"
HID/HPS Equivalent1000-1200 Watts
Veg Coverage4feet x 6feet (122cm x 183cm)
Flowering Coverage4feet x 6feet (122cm x 183cm)
Amperage(110V) 4.6Amp | (220V) 2.3Amp
Dimensions20 inches x 12 inches x 3 inches (51cm x 30cm x 8cm)
Weight23 lbs.
ETL CertificationUSA, Canada, EU
Lifespan50,000 hours/15 years
Warranty2 years

G8 900W MEGA LED Grow Light Pros & Cons

- Full Spectrum-A bit Expensive for a beginner
- Energy Efficient- Red Flower Booster is required but it's not provided
- Longer Lifespan- Does not support daisy chain
- Advanced Cooling System
- High canopy light penetration up to 60 inches
- 2 Years Warranty
- It's the Flagship LED Grow Light product with highest output from G8 LED

Other G8 LED Grow Lights Comparable Models

G8LED 240 Watt LED Veg/Flower Grow LightVeg 3feet x 2feet
Flowering 3feet x 2feet
240 WattView on AMAZON
G8LED 450 Watt LED Veg/Flower Grow LightVeg 3feet x 4feet
Flowering 3feet x 4feet
450 WattView on AMAZON
G8LED 600 Watt MEGA LED Veg/Flower Grow LightVeg 4feet x 5feet
Flowering 4feet x 5feet
600 WattView on AMAZON


Final Verdict

If you have been using other traditional grow light systems in your indoor garden, I believe it’s high time to make that important switch to LED grow lights.

This G8 MEGA 900W LED Grow Light review has provided you with a detailed analysis of key features that makes this G8 900 Watt MEGA LED Grow Light stand out.

There many positive reviews on Amazon about this product and if you are really looking for the perfect LED grow light that can cover a 24 square feet indoor grow garden tent, then, G8LED G8 900 LED Grow lights should be among your top picks.

5/5 - (1 vote)