Our 10 Best 300w Led Grow Light Reviews & Comparison
If you’re in the market for a new 300w led grow light, you may feel you lack the proper guidance to help decide where your money is best spent. After all, there are many options out there! This can make the decision making difficult.
Some important things to consider before your purchase can greatly improve your results. Considering these things before purchasing, we believe you will be more satisfied with the results.
Of course, you want to be as informed and confident as possible before deciding to invest your hard earned money in a 300w led grow light. That’s why we’ve taken time to analyze and review these top 10 300w led grow light. Hopefully, the details below will aid you in selecting a good product that will fit your needs.
How we choose
All of the 300w led grow light we cover have an average customer rating of at least four stars, and many of our picks are rated 4.5 stars or higher. Our selection features a range of essential high-quality, popular accessories from top brands, including cases across multiple price points and must-haves or less that make your 300w led grow light better and more comfortable.
Our rating factors were:
- Performance
- Features
- Availablity
- Design
- Quality
- Customer Reviews
- Size
- Versatility
- Value
- Weight
- Warranty and return policy
- Colour and More
Our Picks For The 300w led grow light in 2023
SaleBestseller No. 1
VIPARSPECTRA 300W LED Grow Light with Daisy Chain Function, Full Spectrum Plant Growing Lights for Indoor Plants Veg and Flower Actual Power 130 Watt
- 【Optimal Spectrum】The secret to VIPARSPECTRA’s success is optimal full spectrum lighting which provides plants in all stages from veg to flower with everything they need in the natural sunlight. This results in bigger buds and higher yield all while saving you on energy costs.
- 【Daisy chain Design】 Daisy chain feature assists growers to connect multiple lights together with fewer outlets. No additional cords is needed, just simply plug in the provided power cord into the second light's outlet to achieve connection among multiple units.
- 【Outstanding Design】Sturdy durable construction with fire-resistant iron housing. Suitable for each growing phase. Upgraded aluminum cooling heat sinks and advanced high speed quiet fans are great for heat dissipation.
- 【Coverage Area】Comparable to traditional 250W HPS/MH while consuming only 130W! Perfect for a 2’x2’ vegetative coverage at 24” and 1.5x1.5’ flowering coverage at 18”.
- 【Worry-free 3 Years US warranty】We are a professional manufacturer which specialized in LED grow light for many years. Products' quality and professional customer service are always our Top concerned. We offer 3 Years local warranty and 30 days money back guarantee. If you have any questions, please feel free to contact us. We will offer you professional guidance to help you and your plants grow better.
Bestseller No. 2
MARS HYDRO 2023 Upgraded FC-E3000 300Watt LED Grow Light 3X3ft UV IR Full Spectrum Grow Light Bar with 1184pcs Diodes, Dimmable & Detachable Grow Lampe for Veg Bloom Flower, Achieve 2.8 umol/J
- HIGH-EFFICIENCY LED GROW LIGHT: MARS HYDRO FC-E3000 grow light with 1184pcs BridgeLux Diodes, market-leading 2.8 µmol/J PPE, Max 2.5g yield/watt, 300 Watt with smaller footprint for better crop quality, more cost-effective. 3x3ft for personal grow, 2.5x2.5ft for commercial grow.
- INNOVATIVE PRECISE UNIFORM LIGHTING: Built-in removable bars interval & dimmability enable the exact dynamic PPFD control over each of plant growing stages, FC-E3000 easy-to-install detachable bars deliver uniform adjustable PPFD levels throughout plant canopy, best for more uniform Density Buds.
- DIMMABLE COMMERCIAL GROW LIGHT: Easy dimming & daisy chain max up to 20 lights, IP65 Waterproof, master light easily controlled, making it a high performance commercial grow light for enormous yields. Also perfectly suit full-cycle hydroponic, soil, grow tent/room growing.
- SUPERIOR HEAT DISSIPATION: Detachable power supply can be mounted remotely on the side of a grow tent/rack or on adjacent wall to remove heat from grow space; real Aluminum heatsink & 4 slim profile passive cooled bars (THINNER & LARGER surface) creat less heat, drop 50% in electricity bill than HID lights!
- FULL SPECTRUM UV IR GROW LIGHT: With Yield Max spectrum (660nm Osram enhanced Deep Red,2800k-5000knm,730-740nm IR,380-410nm UV LEDs), innovative design FC-E3000 LED grow lamp is designed for commercial & home horticulture. Trusted 5 years warranty, any question, just email us,100% Satisfactory Solution guaranteed!!
Bestseller No. 3
Mars Hydro TSW2000 Led Grow Light 300 watt 4x4ft Coverage Full Spectrum Growing Lamps for Indoor Plants Dimmable Daisy Chain Seeding Veg Bloom Light for Hydroponics Indoor
- 2023 UPGRADED HIGHLY-REFLECTIVE HOOD LED LIGHT: The upgraded white reflector design on TSW2000 grow light is patented, With a refraction angle of 120°, it can cover a wider reflector range to enhance its light intensity as well as assist plants in absorbing more light. The actual power of TSW2000 is 300 watts, while other brand model 2000 is only 200 watts.
- NEW DIODES LAYOUT & HIGH EFFICIENCY WHITE LED GROW LIGHT : The new diodes arrangement of dense in the middle and sparse on both sides makes the led light more uniform between middle and sides than old arrangement of other brand lights.Perfect for 3x3ft bloom stage, 4x4ft veg stage. Over 90% light energy can be absorbed by plants; Higher intensity and more even coverage in a MARS HYDRO grow tent, reflective area, or by crossing over using multiple TS series LED lights.
- LOW ENERGY CONSUMPTION GROW LIGHTING: Consuming only 300W with 704 LEDS! Equipped with Newest SMD LED technology to provide highest PAR/LUMEN output, designed to replace a single-ended 450watt HPS; MARS HYDRO TSW 2000 Plants Growing lamp can assure a 30% more return than the old HPS/MH lights and saves up to 50% energy than other led grow lights.
- SUNLIKE FULL SPECTRUM LED INDOOR GROWING LIGHT: 730-740nm Red IR/3200-4200Knm/5200-6800Knm,spectra that makes most light in the 400-700nm waveband, best for all plants all stages growing, rapid plant response from seed to flower and increase yield & crop quality.
- DIMMING & DAISY CHAIN FEATURE GROW LIGHT: Upon an independent dimming button on the external driver,adjustable 0-100% settings adaptation and up to 30 LEDs Light daisy-chained in a group; Auto sensing power supply works on both 120VAC and 240VAC and 277VAC, suit for Large Rooms and Personal Setups.
SaleBestseller No. 4
Led Grow Lights,300W Led Grow Light for Indoor Plants with 4 Dimmable Levels 3 Modes Timing Function,Indoor Grow Lights for seed starting,Hydroponics Growing Light, Multiple Panels Can Be Conn
- 【Led Grow Lights with Cycle Timer】MSMKEJI led grow lights for plants has a built-in cycle timer,and there are 1-20H timer setting options For Your Choosing.The led plant light for indoor plants will automatically turn on every day as your setting, Even you're on the travel, These full spectrum led grow light will still take good care of your plants every day!
- 【3 Modes & Rremote Control】The Led Grow Lights for Indoor Plants with 4 Dimmable Levels 3 Modes Timing Function cater to all of your all needs,bringing an excellent use experience!This plant light has more Red&Blue light create an improved environment for plants to prosper. The remote control can be used to adjust the mode,timing and brightness of the led grow light,Extremely intelligent,convenient!
- 【Full Spectrum LED Grow Lights】 100% Premium.This plant grow light for indoor plants contains a optimal spectrum which promotes plants at various stages of growth,and its IR and UV LEDs form an invisible protective coating around your plants to ensure a completely sound growth. An ideal led grow lights full spectrum for all kinds of plants, help them go from sprouting, growing, blooming to fruit bearing.
- 【Widely Used Plant Grow Light】MSMKEJI led grow lights for indoor plants can be used for both hydroponics and indoor plants in soil, such as orchid, potatoes, lettuce, chili, tomatoes, cucumbers, peppers, leafy greens, and herbs.aquarium plants like algae that in greenhouse, garden, vertical farm, grow tent or grow room.
- 【Best Consumer Service】We have great faith in our Led grow lights for plants.A full refund within 30 days since the day of purchase for no reason. Each one of them comes with a 1-year technical support.You will be given a completely satisfying answer within 24 hours if you have any problem or doubt, and we are always be with you.
Bestseller No. 5
Spider Farmer SE3000 Bar Style LED Grow Lights 300W with 896Pcs Samsung LM301B Diodes 3x3ft Coverage Full Spectrum Dimmable Growing Lamp for Indoor Plants
- MAXIMUM UNIFORMITY & EFFICIENCY: The SE3000 with unique designed 4-LED bars provide more uniform canopy coverage, especially to the outer edges cultivation areas. With 896 pcs SAMSUNG LM301B diodes, SE3000 Led grow light draws 300 watts with 826 umol/s, achieving an impressive PPE of 2.75 umol/J, coverage for 3x3ft of high-yielding full-cycle growth.
- ADVANCED FULL SPECTRUM GROW LIGHT: The SE3000 plant light is a full spectrum LED grow light (2800-3200K,4800-5000K,660-665nm) with different wavelengths of light, perfect for every stage of plant growth, from seed to harvest.
- PASSIVELY COOLED & DETACHABLE DRIVER: Bar style grow light design and aluminium heat sinks on the back contribute to better airflow and great heat dissipation. SE3000 plant growing light comes with a detachable driver and long power cord 8.5 ft, thereby reducing ambient heat in your growing space for extended lifespan. With the waterproof coating on the diodes, worry free of the moist environment.
- DIMMING DAISY-CHAIN: Dimming knob allows to adjust the brightness of the light, 10-100% dimming to meet the needs of plant growth. Also daisy chain function supports growers to connect up to 60 lights for dimming at the same time. Highly recommended for use in grow rooms, home growing (3x3 grow tent), closet, DWC and hydroponics etc.
- 5-YEAR WARRANTY: High quality products and attentive after-sales service create the irreplaceable Spider Farmer LED grow lights. 5 years of after-sales service is provided for the SE series grow lights, and any problems within five years can be repaired at your local repair center (USA/Canada/UK/Germany). Please feel free to contact us about product problems and we will help you solve them.
SaleBestseller No. 6
LED Grow Light Indoor Plants - 300W 420LED Plant Light with 63" Extendable Tripod Stand,Dual Controllers,Full Spectrum,4/8/12H Timer,Adjustable Gooseneck,4 Switch Modes for Greenhouse Veg and Flower
- 【2021 New Upgrade & LOWER RUNNING COSTS & HIGHER-QUALITY YIELDS】: LECLSTAR Grow light for indoor plants, Four-Head three-row designs, the whole lamp is composed of 420 LED high-brightness lamp beads. It only needs 40W of power to transmit 300W, high efficiency, and energy-saving, LECLSTAR Grow light can increase the growth rate of indoor plants by 50% compared to other grow lights.Meanwhile our high-quality aluminum shell are great at heat radiation with a lamp life of up to 50,000 hours.
- 【Dual control, automatic on/off】 LECLSTAR Grow light with line-in controller and RF controller. Plant light Support 3 light modes, 10 dimmable levels, 4 lights independent control, and auto on/off every day after setting the 4H/8H/12H timer,so there is no need to worry about plant withering when nobody at home.every feature is comendable. UL certified adapter with USB plug, more safe and flexible to use in anywhere with the grow light
- 【Adjustable height, easy to install】 Just within two minutes! Open the tripod, adjust height（Adjustable tripod stand extendable from 11 inches to 75 inches, just lock it at desired length for your preferred use.）, turn the screw clockwise until it’s secured, place the grow light on the tripod, turn the screw counterclockwise until the plant light is fully seated.Grow light Suitable for indoor plants, greenhouse, darkroom, living room, office large and tall plants, flower show, potted plants.
- 【Full Spectrum grow light & larger lighting area】1.Red(660nm)+Blue(460nm): promote plant growth, flowering and fruit. 2.Warm White:3000k high uniform light, like sunlight,improve seeding growth. 3.Red+Blue+Warm White(380nm-780nm):Enhance red and bluelight based on natural light,effectively promote growth.Besides,the 4-head grow light has a 360-degree flexible gooseneck made from high quality tubing to adjust an ideal illumination angle and Provides a larger light exposure range for your plants
SaleBestseller No. 7
HEISENS LED Grow Light, 300W Full Spectrum Plant Grow Lamp for Indoor Plants, Upgrated Version, IP65, Energy Saving for Veg Flower Greenhouse Indoor Plants
- 【Full Spectrum grow lights】Mported LED light source with highcolor rendering,color more realistic,restore natural color,brighter, long life.Using upgrated diffusion plate,light transmit as high as 95%, anti-fog anti glare, the light is soft and comfortable,create soft atmosphere
- 【Wide Irradiation Range】Our grow light Designed with adjustable 180° U-shaped bracket, easy to light up and down to position, no need other tools, safe and reliable
- 【Efficient Heat Dissipation】Plant light grow light for indoor plants:Heat sink design promotes quick heat disspation to help prolong LED lifespan
- 【IP65 Waterproof】Plant grow lights:The lampshade is waterproof, not afraid of rain. On rainy or snowy days, there is no need to worry about being damaged by water ingress.
- 【Wide Uses- Led grow light】Can be adjusted for indoor plants、potted plants、greenhouse vegetables at different growth stages, helping to absorb energy from LED lights and promoting growth.
Bestseller No. 8
Mars Hydro SP3000 LED Grow Lights 2x4ft, 300W with 960Pcs Samsung LM301B Diodes Full Spectrum Indoor Grow Lamp with Detachable Driver, Daisy Chain Dimmable Veg Flower Commercial Grow Light
- ADVANCED YET ECONOMICAL: MARS HYDRO SP3000 led grow light adopts 960Pcs Samsung LM301B diodes, gets max yield up to 2.5g/w and higher light outputs of 1136μmol/s yet only consumes 300watt. It fits for a 3x5ft veg coverage , or 2x4ft flowering coverage. Updated version from SP250
- FULL SPECTRUM FOR ALL STAGES: Precisely utilizes a combination of all colors in full-cycle growth, this growing lamp provides plants with mimic natural sunlight to produce high-quality crops, the sunlight spectrum includes Warm White Light 3000K, Red Light 660nm, White Light 5000K
- DIMMING FUNCTION AND DAISY CHAIN: Featuring a dimmable knob to control light intensity for all stages growth, SP3000 also supports daisy chain to connect up to 30 lights at the same time, especially convenient for large indoor growing or commercial planting
- SAFE AND DURABLE STRUCTURE: Equipped with a detachable driver to avoid safety issues with silent cooling, Mars Hydro 300watt light is also water-proof and super lightweight. The aluminum heat sink is durable and sturdy, the inner mechanism converts power into heat efficiently
- AUTHENTIC WARRANTY BY MARS HYDRO: MARS HYDRO SP3000 lights support 3 years warranty, with reliable customer service team and technical support, any assistance would be offered. If there is any question, please feel free to contact us, 24-hours service is always for you
Bestseller No. 9
VIPARSPECTRA 2022 Latest KS3000 LED Grow Light,300W with Samsung LM301H Osram Diodes 4 Bars Grow Light, 3x3ft Coverage Full Spectrum Dimmable Growing Lamp for Indoor Plants Seeding Veg and Flower
- LOWER OPERATION COST & MAXIMUM YIELDS：VIPARSPECTRA KS3000 LED grow light adopts the market-leading Samsung LM301H Diodes(3.10 μmol/J) & OSRAM 660nm Diodes, higher energy efficiency LEDs increase yield of crops and save operation cost. KS3000 was designed for personal or commercial growers who want to optimize their grow space for the maximum crop yield while producing the highest quality crops.
- OPTIMAL FULL-CYCLE SPECTRUM: Consists of 3000K warm white, 5000K white and 660nm deep red, which providing your plants with excellent spectrum, tailored for growing plants from germination, vegetative and flowering applications in indoor environments. The KS3000 delivers high light output and consistent uniformity with market leading efficacy, only consumes 300w perfect light for 3'x3′ coverage.
- SUPERIOR HEAT DISSIPATION & EVEN PAR DISTRIBUTION: KS3000 grow light features a detachable power supply that can be mounted remotely on the side of a rack or on an adjacent wall to remove heat from your grow space. Large areas of solid aluminum heat sinks help you to achieve the ideal cooling system. Even intensity across your plants than other brands, which result in healthier, more balanced growth.
- EASY INSTALLATION & FLEXIBLE DIMMER: Plug-and-play mounting system and field-replaceable parts allows for easy, low-cost maintenance. The built-in dimmer allows you to dial in the perfect PPFD for your plants at all stages of growth. For seedlings, we recommend 50% on the dimmer at a height of 24”. For vegetative growth, we recommend 75% on the dimmer at a height of 24”. For flowering, we recommend 100% on the dimmer at a height of 12”.
- TRULY BEST BACK FOR THE BUCK: We provide 36-Month US Local warranty and 30-day money-back guarantee. Professional guidance, friendly customer service and US local after-sales service provides you with a pleasant shopping experience and helps your plants grow better. Make sure you purchase authentic VIPARSPECTRA grow lights. If you have any questions, please contact us at any time.
Bestseller No. 10
Bloom Plus Latest XP3000 LED Grow Light with Samsung LM301B Diodes 4x4 ft Coverage Dimmable Full Spectrum 300W Grow Light for Indoor Plants Veg and Bloom Hydroponic Growing Lamps with 652pcs LEDs
- TOP PERFORMANCE & HIGH EFFICACY: Bloom Plus upgraded XP3000 LED growing light use the latest high-efficiency (2.7 umol/J) LED plant light technology - Samsung LM301B Diodes for extremely high output, increase the yield of crops and save operation cost, generates more usable lighting per watt, and provides better light canopy penetration.
- LESS ENERGY CONSUMPTION: Comparable to traditional 600W HPS/MH, XP3000 Plant Grow Lamp consumes only 300Watt with 652 pcs LEDs! Get 50% higher yield harvest and save costs. Perfect for core coverage 4x4 ft. Adjust the height and brightness properly to meet your plants desired level for optimal growth.
- ADVANCED FULL SPECTURM & DIMMABLE KNOB: Delivering optimal light-spectrum coverage - 650-665nm Red Lights ,2800-3200K warm lights, 4800-5000K white lights ,730-740nm IR lights, best for all stages growing from seed to flower, increase yield & crop quality. XP3000 LED indoor growing lamp has a dimming knob that makes it adjustable to different growing periods for your plants; It can adapt to the growth needs of different plants in different periods.
- SILENT OPERATION & SOLID CONSTRUCTION: Fanless LED grow design will make your growing life quiet. Large areas of solid aluminum heat sinks help you to achieve the ideal cooling system. Adopts high performance power supply driver to achieve high PAR output, longer lifespan to speed up plant's grow processes and boost yields while saving you on your energy bill.
- 100% SATISFACTION GUARANTEED---The Bloom Plus LED Grow Lights offers a 30-day money-back guarantee and a trusted 3 years warranty. Professional U.S. local after-sales service provides you with the most convenient shopping experience. Make sure you purchase authentic Bloom Plus grow lights. If any questions, please feel free to contact us by email.
What To Consider When Choosing The 300w led grow light
There are a few factors to consider before buying 300w led grow light. Consider the flexibility and availability of the organizer, what type of organizational help you need, if you’ll be involved in the decluttering and organizing, the experience of the organizer and what type of education they have and certificates they hold, and any other types of additional services they may provide.
When you’re shopping for a new 300w led grow light, there are some questions you should consider before you buy.
- How much do I want to spend?
- What features do I need?
- Is the brand have good reputation
- Is there a warranty?
- Is it durable enough?
- Does it have safety features?
Here are some major considerations:
Performance
Performance is the first thing you should consider when buying a product. You want something that will do what it says on the box. Ease of use, quality and price are all important factors in determining whether you’re getting the best value for your money.
However, performance is by far the most important factor. Performance is usually described as how well a product works — how well it performs its intended task. If you want the 300w led grow light that perform best, then it will cost more than others.
Design & Size
The design is an important consideration when buying a product. It’s what sets one product apart from another. Design of a product can have an impact on how much you use it or not use it at all. The design of a 300w led grow light can help you determine whether or not it will work well for your purposes.
In addition to design, size is also important when buying a product. You need to make sure that the size of your new product is suitable for your needs. If not, then you will waste money on something that does not meet your needs.
Quality
Quality is something that can’t be measured by numbers alone. If a 300w led grow light has a high number of reviews and ratings but negative ones outweigh positive ones, it might not be worth buying. Instead, look for products with a higher number of positive reviews and ratings than negative ones. You can also check the return policy if you have doubts about the quality of a 300w led grow light before buying it.
Features
The best way to determine the quality of a product is by looking at its features. A good product should have all the necessary features that will make it easy for you to use and enjoy using it. The features of a product are what make it unique.
You need to ensure that the product has all the necessary features for you to enjoy using it. The more features there are in a product, the better it is because then you will be able to do more things with your device than just one thing alone.
Price
You need to decide how much money you are willing to spend on the 300w led grow light of this kind before you can make a decision about whether or not to make the purchase of these products. The prices might be different depending on the particular brand name and the type of material that was used in the manufacturing process of the goods in question.
