Finding The Best 300w Led Grow Light Of 2018. Buyer’s Guide.

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Best 300w Led Grow Light
How did we make this list of the best 300w led grow light? It was a hard task to do. We had to look through hundreds of 300w led grow light and compare them with each other. Our team considered such factors as the price, average user score, specifications, and many more. We tried to cover all important details, but if you think that we have missed something — contact us and share your suggestions.

Considering the number of various 300w led grow light available on the market, choosing the best one is a pretty tough task. Hundreds of manufacturers release new 300w led grow light every year to compete for your money. To make your choice a little bit easier, we decided to create this list of the TOP best 300w led grow light (and the extended TOP-30 list).

Our Favorite 10 300w Led Grow Light of 2018

Rating Image Name and Features Details
4.8
Lightimetunnel Led Grow Light 1. Lightimetunnel Led Grow Light
High light efficiency.
Read reviews
4.5
T-sun Full Spectrum Led Grow Light 2. T-sun Full Spectrum Led Grow Light (Most User-Friendly)
The led growing light effectively help plants for photosynthesis and its wavelength is very suitable for plants’ growth.
Read reviews
4.3
Phlizon Newest 600w Led Plant Grow Light 3. Phlizon Newest 600w Led Plant Grow Light
Full spectrum- we did lots of experimentation to ensure that this full spectrum design promotes plant growth.
Read reviews
4.3
Roleadro Upgrade 4. Roleadro Upgrade
The leds emit the most vital light spectrum in one, it’s closer to natural sunlight with 3000k color temperature, and mixed majority of blue light ratio inside, which brings more leaves for photosynthesis.
Read reviews
4.3
Viparspectra Timer Control Series Vt300 300w Led Grow Light 5. Viparspectra Timer Control Series Vt300 300w Led Grow Light
Built-in timer design allows you to turn the light on and off automatically.
Read reviews
3.8
Advanced Platinum Series P300 300w 12-band Led Grow Light 6. Advanced Platinum Series P300 300w 12-band Led Grow Light
The most complete and efficient spectral output available.
Read reviews
3.8
Led Grow Light 7. Led Grow Light
Red light (600-700nm) contributes most to the plant photosynthesis, which plays an important role in plant growth.
Read reviews
3.0
King Plus 1500w Double Chips Led Grow Light 8. King Plus 1500w Double Chips Led Grow Light
Just consumes about 260w power, the electricity is 0.26kw h per hour.
Read reviews
3.0
Higrow 2000w Double Chips Led Grow Light 9. Higrow 2000w Double Chips Led Grow Light
400-760nm full spectrum include red/ blue/ white/ orange/ yellow/ uv/ ir spectrum, provide plants veg and flower all stages with everything they need in the natural sunlight.
Read reviews
2.8
100w Led Grow Light 10. 100w Led Grow Light (Most Autonomous)
1-new cob led grow light with new technologyof flip chip process, withstand high temperatures up to 120 degrees celsius, more steady than the ordinary led chip, not burn.
Read reviews

 

 

 
№ 1. Lightimetunnel Led Grow Light Full Spectrum 300w, Reflector LED Plant Grow Lamp with Heatproof Casing, for Greenhouse Hydroponic Indoor Plant Growth
 

Ease of use
5/5
 

Versatility
5/5
 

Construction
4/5
 

Price
5/5
 
Overall Brand Model Dimensions Weight Details
4.8
Lightimetunnel 60101163 8.5 x 12.2 x 2.5 inches 3.53 pounds
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This growing lamp efficiently shorten the growth cycle, provide anti-season plants, veg and flowers, also increase the yield to a great degree, bring more commercial benefit, suitable for both home and commercial planting. High-efficient heat-conducting material and exquisite cloud pattern vents disperse heat strongly. The light won t trap any heat in the light, runs much cooler than hps/mh light, protect the plants from burning and extend its lifespan. Designed with 168 pcs full spectrum leds (400-780nm) while added 24 pcs blue light leds, full spectrum provides all wavelength plants needed from natural sunlight, blue light enhance plants photosynthesis, promoting plants to achieve their best growth, bring more healthy and prolific plants.

Solid construction, slim design. New technology simplify the internal structure while not lessen the effect. High quality casing make it more slighter than other lights, easy to install. Excellent quality with great price.1 year warranty and easy after-sale maintenance, best choice for your indoor garden plant growth. Unique 60 degree reflector cup and double chips design, bring higher par value and lumen output than normal led grow light, reducing light loss, the utilization of light up to 95%, promote plants fast growth and improve the output.

 

 
Pro
High light efficiency
We may not be
Best heat-dissipation
Solid construction
Wide application
Con
Not a single flaw!
 

How to receive a refund for a 300w led grow light?

Do not be sad if the chosen 300w led grow light did not suit you. Instead, contact the support team and ask for a refund. The seller will send you a replacement or return the money. Thanks to the customer-friendly policy of the marketplace, you should not have any problems. However, always check the description and user reviews of a 300w led grow light before buying it if you do not want to waste your time on refunds.

 

 
№ 2. T-sun Full Spectrum Led Grow Light Panel 300w, Ip44 Waterproof, Square Hanging Panel LED Light for Greenhouse Indoor Plants Ac 85v~265v
 

Ease of use
5/5
 

Versatility
4/5
 

Construction
4/5
 

Price
5/5
 
Overall Brand Model Dimensions Weight Details
4.5
T-SUN 12.2 x 2.4 x 8.3 inches 5.8 pounds
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Power: 300w, input voltage: ac 85v~265v. Use the high quality led light source, the life up to 50000 hours. Maximized growth: with 1365 leds(1131red+234blue), the blue light is ideal for vegetative growth that creates tall, leafy plants while the red light helps encourage budding, flowering and fruiting. Low power consumption, high luminous efficiency and long service life, suitable for all stages of plant growth. Widely used: greenhouses, plant factory, greenhouse farming, flower farming, indoor gardens, soluble breeding, pipeline cultivation, farm, potted plants, spray the plant, tissue culture and so on.

The led growing light effectively help plants for photosynthesis and its wavelength is very suitable for plants’ growth. Package included: 1, led grow light.1, cable with USA plug.1 set of hanging kit.

 

 
Pro
Low power consumption
Maximized growth
Package included
The led growing light effectively help plants
Con
The instruction manual has many mistakes.
 

What should I look at in the first place when buying a 300w led grow light?

Material is among the most significant factors of any 300w led grow light. Good 300w led grow light are made from long-lasting and cleanable materials. If you want to buy a product that will serve you for years, do not be greedy and buy an expensive model from a reliable brand — only the best materials are used in such products.

 

 
№ 3. Phlizon Newest 600w Led Plant Grow Light, with Thermometer Humidity Monitor, with Adjustable Rope, Full Spectrum Double Switch Plant Light for Indoor Plants Veg and Flower- 600w(10w Leds 60pcs)
 

Ease of use
5/5
 

Versatility
2/5
 

Construction
5/5
 

Price
5/5
 
Overall Brand Model Dimensions Weight Details
4.3
Phlizon 15.8 x 2.4 x 6.7 inches 4.95 pounds
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If a short circuit occurs, reflector at 80, is easy to melt and fire. 2 years warranty plus 30 days money back guarantee. Compare to hps/mh- the 600w led grow light can replace traditional 400 watt hps/mh while consuming only 108 watts. More effective coverage area than any reflector series lights. Perfect for a 2x2ft growing area at 24″ height. It includes universal blue red ir uv and white light provide everything plant desire in the natural sunlight. The expensive ir uv led promote plants to defense mechanisms, blue and red led is essential light for plant growth. Double switch- veg and bloom button have different function. Veg switch: it’s blue led and white led. For seeding or young vegetative growth, you can use veg switch only. Bloom switch: it’s red led and white led. For flowering/blooming, you can use both veg and bloom switches.

 

 
Pro
Best service
Double switch
No reflector no danger
Full spectrum
Compare to hps/mh
Con
Smelled disgusting during the first days of use.
Not designed for regular use.
 

 

 
№ 4. Roleadro Upgrade and Newly Developed LED Grow Light Full Spectrum 2nd Generation Series 300w Plants Light
 

Ease of use
5/5
 

Versatility
5/5
 

Construction
5/5
 

Price
2/5
 
Overall Brand Model Dimensions Weight Details
4.3
Roleadro HY-G08-60x5W-W 12.1 x 2.4 x 8.2 inches 5.4 pounds
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The high quality 5w chips and 120 degree lens magnifies par value and generates even 25 percent more nutrients to your plants. Only pull out 125w power, spending less on electricity and getting larger yield of better quality in the same time. Professional cooling system: attached with a proper heat sink and etl certificated fans lets the heat flow out, and keep the temperature(26-28f) stay in a best condition for growth. And the fans noise sounds just like portable fans, won’t annoy you even you place it in the living room space. From seed to harvest: every single led is full spectrum which is beneficial for whole phrase of growth, cos it can provide your plants with everything they need in the nature and offer your plants evenly light for growth. You just need to adjust the hanging height for different growth cycle.

The exclusive sunlight grow light in amazon: the leds emit the most vital light spectrum in one, it’s closer to natural sunlight with 3000k color temperature, and mixed majority of blue light ratio inside, which brings more leaves for photosynthesis.

 

 
Pro
The high quality 5w chips
Professional cooling system
The exclusive sunlight grow light in amazon
Con
The product is overpriced.
The instruction manual is completely useless.
 

 

 
№ 5. Viparspectra Timer Control Series Vt300 300w Led Grow Light, Dimmable Veg Bloom Channels 12-band Full Spectrum for Indoor Plants
 

Ease of use
5/5
 

Versatility
5/5
 

Construction
5/5
 

Price
2/5
 
Overall Brand Model Dimensions Weight Details
4.3
VIPARSPECTRA VT300 15.7 x 8.3 x 2.6 inches 10.15 pounds
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Compares to traditional 250w hps/mh while consuming only 134w. Perfect for a 2.5 x2.5 vegetative coverage at 24 while 2×2 flowering coverage at 18. Built-in timer design allows you to turn the light on and off automatically. Dimmable feature can be used to program veg and bloom brightness individually. With revolutionary aluminum heat sinks (0.8 height) and quiet high speed cooling fans, runs 70% cooler than hid lights. Viparspectra timer control series vt300 led grow light is scientifically engineered to keep the balance of the par output and coverage. 3 years local warranty plus 30 days satisfaction or return guarantee.

 

 
Pro
Built-in timer design allows you
With revolutionary aluminum heat sinks
Con
It is rather costly.
Takes a lot of time to get used to.
 

 

 
№ 6. Advanced Platinum Series P300 300w 12-band Led Grow Light, Dual Veg Flower Full Spectrum
 

Ease of use
4/5
 

Versatility
5/5
 

Construction
4/5
 

Price
2/5
 
Overall Brand Model Dimensions Weight Details
3.8
PlatinumLED Grow Lights P300 19 x 8.5 x 3 inches 13.1 pounds
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Superior 12-band full spectrum from the depths of uv to the heights of ir – the most complete and efficient spectral output available. 400w hps replacement with 4.5ft x 3.8ft coverage at 18″ height – perfect for compact applications or using multiple units for even coverage. Selectable veg/flower switches with 2x high speed whisper quiet fans plus all new upgraded aluminum cooling heat sinks. Platinum led lights have the highest par/lumen output per watt of any led grow light. 2x-3x the intensity of any other lights.

 

 
Pro
400w hps replacement
Platinum led lights have
Superior 12-b
Selectable veg/flower switches
Con
It is a great product, but the price is too high.
 

 

 
№ 7. Led Grow Light, 300w Full Spectrum Grow Light with Uv and Ir for Greenhouse Hydroponic Indoor Plants Veg and Flower All Phases of Plant Growth
 

Ease of use
3/5
 

Versatility
5/5
 

Construction
4/5
 

Price
3/5
 
Overall Brand Model Dimensions Weight Details
3.8
JHOTEC 4.91 pounds
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High quality & well construction – high quality exceed your expectations. This grow light adopted excellent heat dissipation system, with two fans for cooling heat, reducing over 30% heat than other models. Large proportion of red light – red light (600-700nm) contributes most to the plant photosynthesis, which plays an important role in plant growth. This 300w led grow light have a much larger proportion of this kind of red light (about 70pcs of red color led), which provide more nutrients for the plants which can t get enough sunlight. Great customer service – jhotec provides customers 24 hours customer service with 90 days money-back guarantee, and lifetime tech support and customer service. Wide beam angle & full spectrum – over 120 degree beam angle provides wide angle for plants, covering 3×3″ growing area. And full spectrum (including ir and uv led) make it suitable for greenhouse hydroponic indoor plants.

High efficient & much brighter grow light – jhotec grow light adopted over 100pcs 3w led chips and equipped with 120 degree secondary optical lens magnifies par and increase canopy penetration by up to 20%.

 

 
Pro
High quality & well construction
High efficient & much brighter grow light
Wide beam angle & full spectrum
Great customer service
Large proportion of red light
Con
Warranty period is hilariously low.
 

 

 
№ 8. King Plus 1500w Double Chips Led Grow Light Full Spectrum for Greenhouse and Indoor Plant Flowering Growing (10w Leds)
 

Ease of use
2/5
 

Versatility
3/5
 

Construction
4/5
 

Price
3/5
 
Overall Brand Model Dimensions Weight Details
3.0
KingLED 15.8 x 2.4 x 8.4 inches 8 pounds
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Full spectrum: the light include red, blue, yellow, white, ir and uv which is similar to the sunshine, ideal for all kinds of indoor plants veg and flower at all growth stages. Energy saving: just consumes about 260w power, the electricity is 0.26kw h per hour. Saving more money than hps/mh lamp; worldwide voltage: 85v-265v, plug and play. 10w double chips: brighter more efficient than traditional 3w and 5w leds, scientifically engineered to keep the balance of the par/lumen output and coverage. Professional customer service, reply within 24 hours. Efficient cooling system: some holes on the led board(thickened, ours: 3.0mm, others: 1.6mm) and the glass form convection with the fans, efficient heat dissipation. And every led has a resistance to keep them work separately.

 

 
Pro
Factory outlet
Full spectrum
10w double chips
Energy saving
Efficient cooling system
Con
Not suitable for regions with long winters.
 

 

 
№ 9. Higrow 2000w Double Chips Led Grow Light Full Spectrum Grow Lamp with Rope Hanger and Daisy Chain for Greenhouse Hydroponic Indoor Plants Veg and Flower (10w Leds)
 

Ease of use
2/5
 

Versatility
4/5
 

Construction
4/5
 

Price
2/5
 
Overall Brand Model Dimensions Weight Details
3.0
HIGROW 16 x 11 x 2.6 inches 10.9 pounds
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Better heat dissipation: build with new upgraded 0603 aluminum cooling heat sink, with 2x high speed whisper quiet fans plus, keep good temperature even after 24 hours of continuous use, longer lifespan and more energy less heat. High power double chips design: design with 200pcs 10watt super bright double chips leds.90/120 degree mixed led angle, higher par/lumen output per watt than others, better for hydroponics greenhouse aquatic indoor plants growing, maximize growth. High efficiency and energy saving: 1000w hps/mh replacement while consuming only 400w. Perfect for 5×4.5ft growing area at 24″ height (max coverage 5.5x5ft).

Advanced full spectrum: 400-760nm full spectrum include red/ blue/ white/ orange/ yellow/ uv/ ir spectrum, provide plants veg and flower all stages with everything they need in the natural sunlight. Value spree and worry-free warranty: add 1x adjustable rope hanger.3 years warranty plus 30 days satisfaction or return guarantee.100% money back.

 

 
Pro
Better heat dissipation
High efficiency
Advanced full spectrum
Value spree
High power double chips design
Con
Requires delicate care.
 

 

 
№ 10. 100w Led Grow Light, Full Spectrum Cob Grow Lights for Plant Veg and Flowering Replace Hps (t-100w)
 

Ease of use
4/5
 

Versatility
2/5
 

Construction
2/5
 

Price
3/5
 
Overall Brand Model Dimensions Weight Details
2.8
HollandStar 7 x 7 x 3.1 inches 4.4 pounds
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3-draw power 50watts, full spectrum, suitable for plant all stage growing. Speed up the growth, get higher yield. Can replace the traditional 300w red&blue led grow light. 4-no noise with fan for cooling, air aluminum case with special heat dissipation coating, less than 65 degrees celsius, it can work continuously for 24 hours per day. 5-with outside driver, safe than so called no driver chip that is so dangerous, because outoput volt is 220v or 110v. 1-new cob led grow light with new technologyof flip chip process, withstand high temperatures up to 120 degrees celsius, more steady than the ordinary led chip, not burn.

The hollandstar led grow light advantage: self operated factory, lifetime warranty.

 

 
Pro
3-draw power 50watts
1-new cob led grow light
The hollandstar led grow light advantage
5-with outside driver
Con
The product is hard to buy because of a low number of official vendors.
 

Is buying 300w led grow light online risky?

Why would be buying a 300w led grow light online dangerous? marketplace is nearly always on the buyer’s side during the conflicts resolution. Getting a refund is very easy and only takes a couple of hours. You and your money are completely safe — there is no need to worry. Try to order a 300w led grow light from our rating list yourself — this website is very convenient thanks to myriads of user reviews, so you will definitely like it.

What is the minimum allowable warranty period for a 300w led grow light?

Usually, the two-year long warranty period is more than enough for a good 300w led grow light. Even the best 300w led grow light lose their quality with time. We think that replacing them with a new product is much better than paying extra money for the lifetime warranty.

What is your TOP list of the best 300w led grow light based at?

Our team compared many products from various brands to find the TOP of the best 300w led grow light. It was hard because new 300w led grow light are released every year. However, we have managed to do this and made the TOP list, based on such factors as the price, materials, weight, and other details.

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