Best LED Grow Light for 4×4 Grow Tent Review 2019

How to choose the best LED light for 4x4 grow tent?
As mentioned earlier, all LED lights are not the same. They differ in their own capacity. It is for this reason that if you want to purchase only the best LED grow lights for your 4x4 tent you must follow a set of guidelines to arrive at a choice. Some of these guidelines include:
The burning time

Though LED lights have lasts relatively longer compared to other brands. They are not all made the same. They differ when it comes to the expected lifespan of the bulb and this information is captured in the product label. Before purchasing an LED light for your grow tent to ensure that read the product label and check on the expected lifespan.
The heat generated

Most LED bulbs are specifically designed for lighting but we have a few that can serve both purposes. Some plants need both heat and light at the same time. If these are the kind of plants you are growing in your 4x4 grow tent then you should consider getting yourself an LED bulb that will give you both heat and light.
Price

When it comes to LED lights, high price doesn’t always guarantee the best quality. However, this is a factor that can’t be ignored. After all, how can purchase what you can’t afford? The price range has to be within what you can comfortably afford and that’s why in our review we have tried to mix up to fit everyone’s profile
Shape and size of the light

A 4x4 grow tent is not all that big. Where space is limited extra attention should be paid to the size and shape of the LED light to be bought. The good thing with this is that LED lights come in different shapes and sizes. You must heat the balance when it comes to light. Too much light will make your plants to wilt whereas little light will drain off the leave the green coloring matter responsible for making food.
Easy installation

You don’t need a degree in rocket science for you to successfully install LED grow lights in your grow tent. Well, that can be changed to presumably, since there are LED lights that are challenging to install. To avoid extra cost on your side ensure that you choose lights that are easy to install.

How Many Watts Should You Need Per Square Foot?

Germination, vegetative, and flowering stages all require a different amount of light. Even so, the larger grow area, the bigger wattage you’ll need. But in general, a 4x4 grow tent must have an actual wattage range between 120 to 550. In general, a LED grow light draws about 32 watts to provide sunshine to cover a one square foot of canopy.
Let’s Calculate The Wattage!

As mentioned, growers commonly use 32 watts per square foot as the basis.If this is the case for a 4x4 grow tent, then:
  • 4 feet x 4 feet = 16 square feet
  • 16 square feet x 32 watts = 512 watts of light energy
Here is a quick guide into watts per coverage area.
Meanwhile, here’s a general wattage chart for different d​density of plants:

Advice On LED Wattage/Par For 4x4 Grow Tent

There’s a notion that the bigger the wattage, the better light output. While this is somehow correct,wattage is not the only source of good lighting. In reality, it is part of what makes a LED light better.
So, let us establish first how a LED light works its magic.
PAR Vs PPFD
PAR (Photosynthetically Active Radiation) is a measure of energy coming from a light source. It helps plants undergo photosynthesis to reach optimum growth.

The higher the PAR output, the better for your plants because it means there’s more edible light.
However, the PAR output must depend on the growth stage of your plants.
Furthermore, PAR is the range of blue, red, and green wavelengths.


On the other hand, PPFD is short for Photosynthetic Photon Flux Density. It measures the amount of PAR that reaches the plant.
A 4x4 tent usually needs a PPFD level of above 1100 µmol/m2/sec or so.

Similar to PAR, it is better for your plants if there’s a high PPFD value.

This table shows the major light systems and their corresponding PPFD per watt or associated efficiencies.

  • 0.9 – 1.2 PPFD per watt: Budget Red/Blue
  • 1.3 – 1.5 PPFD per watt: High Spec Red/Blue
  • 1.2 – 1.5 PPFD per watt: Full Spectrum LED
A LED light with a full spectrum design provides every kind of light that plants need. Note that not all lights on the market offer full spectrum.
Top Pick on the best LED light for 4x4 grow tent
VIPARSPECTRA 1200w LED Grow Light
Remember reading that expensive doesn’t always guarantee high quality? Well, that’s because we have cheap products that are of high quality. And, VIPARSPECTRA makes the cut. The LED grow light is designed such that it hits the balance between PAR out and coverage perfectly. Coming as a replacement of the 1000 HPS/MH, VIPARSPECTRA 1200w LED Grow Light is said to only consume 520 watts. With separate grow and bloom switch, this is the kind of grow light to with if you want to increase output in your 4*4 grow tent. A whopping 240 LEDs are optically pre-focused at every V1200 on 90 degrees. It is specifically designed for small grow tent and the light is bright enough to penetrate canopies. When it comes to cooling no LED grow light compares to VIPARSPECTRA 1200w LED Grow Light, it is fitted with high speed funs and aluminum heat skins that provide instant cooling in case of overheating. The estimated lifespan is 100,000 hours.Coverage Area: Comparable to traditional 800W HPS/MH while consuming only 520W! Perfect for a 4.5’x4.5’ vegetative coverage at 32” and 3.5x3.5’ flowering coverage at 24”.
Pros

Superb cooling system
Relatively cheap
Easy control and installation
3 years warranty
Has a lifespan of up to 11 years

Cons
1200 W is not actual power, the actual power consumption is 520W
It is not waterproof
Large in size

ECO FARM 525W LED GROW LIGHT



















Eco Farm 525W led grow light full spectrum dimmable Using single 25X5W LEDs and 4X100W COB chips to make well-balanced light and illumination.Professional 13 bands full spectrum LED grow light is ideal for the perfect and well-sustained growth of your marijuana/cannabis plants. 3 separate dimmers in achieving the best quality light for seedling, Easily set the brightness of light according to your plant’s stage. Easily set the brightness of light according to your plant’s stage.best match 4x4 grow tents

















Using single 5W LEDs and 100W COB chips to make well-balanced light and illumination
Professional 13 bands full spectrum LED grow light is ideal for the perfect and well-sustained growth of your marijuana/cannabis plants. Easily set the brightness of light according to your plant’s stage
3 separate dimmers in achieving the best quality light for seedling, veg and flowering
Convex optical lens makes the light brighter and evenly distribution
3 Years warranty
Pros
The COB LED’s are more efficient than standard 3-Watt and 5-Watt diodes
Plants respond better to the full spectrum light in all growth stages
The large glass lenses spread light evenly and reduce “hot spots”
The fans are extremely quiet, and the fixture barely warms up when it’s running
The price affordable
Cons
The light doesn’t output a natural white light spectrum


MARS HYDRO 900W Led Grow Light – Outstanding for Indoor Plants and Flowers and equipped with fixtures for Hydroponics Greenhouse




Highlighted Features
Model: Mars II 900W LED Grow Light
Excellent Energy-Saving
Equipped with Excellent Cooling System
Four Cooling Fans
Extensive Coverage Area

Mars II 900W LED Grow Light features full-spectrum with ensured safe grow lights. It has the latest Surface Mounted Device (SMD) LEDs.

It allows the product to have a longer lifespan than other traditional LEDs. Your plants and flowers will grow faster with the help of these properties.

This product is also equipped with High Par Value (HPR), which ensures that your plants will receive the sunlight that they need. It is ideal for indoor use as it provides the proper growth of your plants.

It also provides an energy saving of 40%. It reaches 30-50 actual watt per square feet and can be replaced by Perfect 450W HPS grow light.

These features are beneficial because it gives you a better option when it comes to energy usage.

Another excellent feature of this product is its four fans that work together with large heat sinks.

It is very beneficial because it is enough for the product to cool and maintain its quality. Moreover, all of the components of the product have undergone tests that meet relevant UL standards.
Pros

Quality tested
Ensured safe usage
Veg and Flower Switch Available
Timer Control is available
Cons

For indoor use only
Not Waterproof
Stable Voltage Maintenance



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