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VIPARSPECTRA 2024 Upgraded P4000 Led Grow Lights for Indoor Plants Dimmable Full Spectrum Commercial Grow Lamp for Seedlings Veg/Bloom in 5x3 Grow Tents Greenhouses

  • Based on 4,242 reviews
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Availability: Only 4 left in stock, order soon!
Fulfilled by Amazon

Arrives Tuesday, May 14
Order within 2 hours and 43 minutes
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Size: 39.4"x11"


Features

  • LOWER OPERATION COST & DIMMER FUNCTION: VIPARSPECTRA P4000 LED grow light has adopted the newest SMD LED Technology to provide high PAR output, high energy efficiency and long lifespan while improving light penetration. An added dimmer knob is featured to manipulate the brightness level of the entire light, allowing flexibility to obtain perfect growth performance for each growing phase.
  • FULL SPECTRUM LIGHT For INDOOR PLANTS: Consists of 52pcs 660nm of red light, 1272pcs 3000K and 632pcs 5000K of the white light spectrum and 4pcs IR 730 light, provides plants in all stages from veg to flower with everything they need in the natural sunlight. Achieve greater yield while saving you on energy costs!
  • SUPERIOR HEAT DISSIPATION & EASY TO USE: P4000 features a Silent fanless design. Built-in large areas of solid aluminum heat sinks, essential for heat dissipation while ensuring long lifespan of the light. Plug-and-play mounting system with on-off switch allows you to easily use.
  • LOW ENERGY CONSUMPTION GROW LIGHT: Comparable to traditional 1000W HPS/MH while consuming only 400W! Perfect for 5x4 vegetative coverage and 5x3 flowering coverage. Remember to properly adjust the height and brightness accordingly to your plants desired level for optimal growth.
  • TRULY BEST BACK FOR THE BUCK: Plug and Play. 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.

Color: Green


Shape: Rectangular


Material: Aluminum


Finish Type: Polished


Light Source Type: LED


Color: Green


Shape: Rectangular


Material: Aluminum


Finish Type: Polished


Light Source Type: LED


Shade Material: Aluminum


Power Source: Corded Electric


Brand: VIPARSPECTRA


Item Weight: 6.3 Kilograms


Style: Modern


Voltage: 120 Volts


Brightness: 73000 Lumen


Maximum Compatible Light Source Wattage: 444 Watts


Light Source Wattage: 400 Watts


Mounting Type: Ceiling Mount


Bulb Features: Dimmable


Color Temperature: 4000 Kelvin


Color Rendering Index: 87


Are Batteries Included: No


Product Dimensions: 39.4"L x 11"W x 2.6"H


Item Weight: 13.86 pounds


Manufacturer: VIPARSPECTRA


Item model number: P4000


Frequently asked questions

If you place your order now, the estimated arrival date for this product is: Tuesday, May 14

Yes, absolutely! You may return this product for a full refund within 30 days of receiving it.

To initiate a return, please visit our Returns Center.

View our full returns policy here.

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Top Amazon Reviews


  • Bang for buck
Size: 11.8"x11"
I recently had the opportunity to try out the ViparSpectra P1000 Grow Light, and I must say, it has exceeded my expectations. This compact yet powerful grow light is an excellent choice for indoor gardeners looking to provide optimal lighting conditions for their plants. The first thing that caught my attention about the ViparSpectra P1000 is its impressive light output. With a true power draw of 100 watts and a full spectrum of light, it provides ample illumination for various stages of plant growth, from seedling to flowering. The light coverage is sufficient for a small to medium-sized grow space, making it ideal for home growers. I found the build quality of the ViparSpectra P1000 to be robust and durable. The solid construction and efficient heat dissipation system ensure that the light operates at an optimal temperature, reducing the risk of heat damage to plants. The built-in cooling fans effectively keep the light cool, even during extended use. One of the standout features of this grow light is its energy efficiency. The ViparSpectra P1000 utilizes high-quality LEDs that consume significantly less energy compared to traditional HPS or HID lights. This not only helps reduce electricity costs but also minimizes the environmental impact associated with energy consumption. I was impressed by the light spectrum provided by the ViparSpectra P1000. It covers the entire PAR (Photosynthetically Active Radiation) range, including blue, red, and white light, which are essential for different aspects of plant growth. This comprehensive spectrum promotes healthy growth, robust foliage, and abundant flowering, resulting in high-quality yields. The ViparSpectra P1000 also offers excellent control options. It comes with dimmable knobs that allow you to adjust the light intensity according to the specific needs of your plants. This flexibility is particularly beneficial during different growth stages, as you can provide the optimal amount of light for each phase. Overall, I highly recommend the ViparSpectra P1000 Grow Light to indoor gardeners seeking a reliable and efficient lighting solution. Its impressive light output, energy efficiency, sturdy build quality, and customizable features make it a standout option in its price range. With the ViparSpectra P1000, you can create an ideal growing environment for your plants and enjoy successful harvests. ... show more
Reviewed in the United States on October 21, 2023 by James S.

  • Works perfectly for growing shishitos completely indoors in the doorway of my guest bathroom
Size: 11.8"x11"
I got into gardening a little too late into the pepper growing season this year, but I was heck-bent on growing some shishitos. The only way to do that so late in the year was to do it indoors. With my limited (nonexistent) experience and seeds in hand, I took to the internet to figure out what I could do to make this possible. This grow light popped up several times in different forums and YT videos as being affordable and effective for small spaces, so I took the leap. I'm so glad I did. The literature included was very helpful with instructing me on how bright the light should be and for how long depending on the stage of growth. Set up was also a breeze. I love the dimming knob, though it does not turn the light all the way off. The power supply up top does not become too hot, but I would still practice caution when in that area. Since there isn't a timer built in, I've found purchasing a timer for the socket super helpful to make it a tad more foolproof for when I am not home or in case I just forget to turn in on/off. I have been using this grow light for a little over three months now and have had no issues with it. My shishito is thriving and the yields are almost overwhelming, though I'm not sure if I can give credit for that solely to the light. If you are on the fence or just want to give indoor growing a try, I would strongly recommend this light. ... show more
Reviewed in the United States on December 17, 2022 by Jacksparilla Jacksparilla

  • Seedlings are no longer leggy!
Size: 11.8"x11"
Surface of the sun bright; thank heavens for the dimmer. It is slightly but comfortably warm directly under the light. Quality product. Love it. I just ordered a second one to daisy-chain and turn my multi-tiered plant stand into a mini-greenhouse for this year's veggie starts. I bought this just for seedlings, but I will probably use it over the summer for rooting cuttings, and next winter for some orchids that prefer more light than my windowsills provide. This light is a keeper. ... show more
Reviewed in the United States on April 15, 2024 by June

  • Solid build, Excellent price, Lower end parts.
Size: 23.6"x11"
From what I have seen after doing a fair amount of research, this is the best watt per dollar quantum board style light available in early 2021 (without ordering straight from china). The build quality is excellent, the heat fins on the light backing are sturdy and they keep the lights nice and cool, plus the adjustment knob is a great improvement over a screw driver. At the lowest setting, the light draws 24.3 watts and turned all the way up it draws about 205. On the downside, the chips and driver are lower end, instead of the Samsung lm301 chips and Meanwell driver, Viparspectra uses Sosen drivers and unidentified 3rd party LED chips. The light it gives off is still pretty good, though other reviews suggest you get more for your electricity with the real deal Samsung LED's. Annoyingly, the added IR spectrum they brag about is a whopping 2 (two) IR chips, putting off only a few tenths of a watt. Also, the driver runs very hot when the knob is turned above 75%, and too hot to touch at full blast, even with a fan blowing right on it! I had to add an extra heat sink to keep it cooler. Honestly for the price there's not much to complain about, I took off one star because viparspectra seem to be trying to keep people in the dark about what kind of parts they use by not listing them and by not disclosing the type of spectrum their light produces by not providing an actual list of the diodes on the board. ... show more
Reviewed in the United States on April 29, 2021 by Ted Ted

  • Great grow light!
Size: 11.8"x11"
I'm using this light for orchids in my basement. I was really impressed with this light- I have two other SpiderFarmer lights, and this one is just as good if not better. It's able to be daisy-chained and it's got a dimming feature, which is fantastic, because you don't have to dink with raising or lowering if you don't want to. The packaging was also very well done, and the light feels and looks very well made. The PAR/PPFD charts that come with the light are also spot on when compared with the values of my own PAR meter. I highly recommend this light and plan to buy more! ... show more
Reviewed in the United States on February 2, 2024 by Amanda S

  • Great grow lite at a reasonable price.
Size: 23.6"x11"
I have brought four tomato plants and six Dahlias from seed to sixteen inches high, not leggy either without having to go over fifty percent on the dimmer. Great so far for cactus and succulents too.
Reviewed in the United States on April 19, 2024 by Barry Lowell

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