SKU: 73804606532

Black Dog LED PhytoMAX-4 20S LED Grow Light – 1250W, Full-Spectrum Indoor Coverage

Sale price$989.55 Regular price$1099.50
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Ships within 48 hours · Estimated delivery Aug 24 - Aug 29

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Description

Black Dog LED PhytoMAX-4 20S LED Grow Light – 1250W, Full-Spectrum Indoor CoverageCommercial Grade LED Grow Light for Maximum Yield and Quality Take full control of your growing environment with this powerful 1250W LED grow light. Built for serious growers, it delivers 2657 mol s of uniform full spectrum light through the Phyto Genesis Spectrum, advanced active cooling, and 010V dimming. Whether youre optimizing a grow tent, climate room, or large scale indoor setup this model gives you pro level harvests without the hassle. Quick

Commercial-Grade LED Grow Light for Maximum Yield and Quality

Take full control of your growing environment with this powerful 1250W LED grow light. Built for serious growers, it delivers 2657 μmol/s of uniform full-spectrum light through the Phyto-Genesis Spectrum®, advanced active cooling, and 0–10V dimming. Whether you’re optimizing a grow tent, climate room, or large-scale indoor setup — this model gives you pro-level harvests without the hassle.




✅ Quick-Glance Benefits

💡
Full-Spectrum Precision
8 custom LED wavelengths tuned for photomorphogenesis and maximum terpene production.
🌱
UV & Infrared Boost
3% UV plus balanced infrared for compact growth and enhanced flower density.
⚙️
0–10V Dimmable
Seamless control from 15% to 100% intensity with standard dimming systems.
❄️
Reliable Active Cooling
Patented multi-fan system keeps LEDs efficient and extends lifespan beyond 70,000 hours.
🚚
Fast, Free U.S. Shipping
Delivered quickly from U.S. warehouses with full warranty support.



Go BEYOND PAR with our Phyto-Genesis Spectrum®

The Phyto-Genesis Spectrum has been finely-tuned to not just grow plants, but to grow more-compact, more-productive and higher-quality flowers, fruit and leaves. Unlike most LED grow lights that use white or white and red LEDs, we incorporate 8 different LED colors to target specific responses from the plants, known as photomorphogenesis.

Our spectrum triggers plants' hormonal response to different colors of light and the ratio of these colors to minimize stem growth while maximizing flower and fruit production. Compact, bushier plants are not only easier to work with but also maximize yield per square foot.

What’s Included

  • 1x PhytoMAX-4 20S LED Grow Light

  • 1x 8 ft Power Cord (SP or SC model, customer choice)

  • 1x Pair of V-hooks

  • 1x Ratcheting Rope Hanger Set

  • 1x User Manual


Use It For

✔️ Commercial cannabis cultivation
✔️ High-performance indoor grows
✔️ Large tents and climate rooms
✔️ Full-cycle growth from veg to flower


🔍 Standout Features

2657 μmol/s Output
High photon flux drives unmatched canopy penetration and maximum yield per watt.
🔬
Phyto-Genesis Spectrum®
Balanced light ratios of violet, blue, red, and far-red optimize hormonal plant responses.
🏗️
Built to Last
Assembled in Colorado with UL/ETL certifications, premium parts, and proven reliability.
🔌
SP vs. SC Models 

 


SP versus SC Models

The only difference between the SP and SC models is the power cord and the voltage it can handle.

SP model IEC power cord: SC model locking, water-tight power cord:
  • Rated for 100-250 Volts
  • Not recommended for greenhouse use


Ready to upgrade your grow setup?

Order the PhytoMAX-4 20S LED Grow Light today and take full control of your growing environment — with smarter spectrum design, pro-level output, and unmatched reliability.


PhytoMAX-4 20S LED Grow Light Specifications

Photon Flux (μmol/s)
PBAR
280-800nm
UV
280-400nm
PAR
400-700nm
IR
700-800nm
2656 78 2380 198


Units  Imperial
 Metric
Dimming 0-10V, 15-100%
Dimensions 19" x 19" x 4.5"
Weight 45lb
Power 1250 Watts
Certifications UL 1598, UL 8800, ETL, CE, FCC, RoHS
Mean Time Before Failure > 70,000 hours
Number of LEDs 560
Amp Draw 12.5 @ 100V
10.42 @ 120V
6.01 @ 208V
5.43 @ 230V
5.21 @ 240V
4.51 @ 277V (SC model only)
Included Power Cord Length 8 ft
Power Cord Options NEMA 5-15, NEMA 6-15, NEMA 7-15 (SC model only), Pigtails
AC Voltage Range SP Model: 100-250V (50 / 60 Hz)
SC Model: 100-277V (50 / 60 Hz)
SX Model (special order): 347V
Power Factor 0.99
Operation Ambient Temperature Range -4 to 104 °F
BTU 4263
Fans Expected Life > 70,000 hours
Warranty 5 Years

PhytoMAX-4 20S LED Grow Light Warranty

  • Manufacturer Warranty: 5 Years

  • Covers defects in materials and workmanship

  • Support handled directly through our team


FAQ

Q: Will this work in a grow tent or greenhouse?
A: Yes — choose the SC model for greenhouse use with locking, water-tight cords.

Q: Can I dim the light output?
A: Yes, it supports industry-standard 0–10V dimming from 15% to 100%.

Q: What’s in the box?
A: The main light unit, 8 ft power cord, V-hooks, ratcheting rope hangers, and manual.

Q: Is it compatible with standard U.S. outlets?
A: Yes, SP models use IEC cords (100–250V). SC models handle 100–277V.

Q: What’s the warranty?
A: All PhytoMAX-4 lights include a full 5-year manufacturer’s warranty.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 73804606532

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4.1 ★★★★★
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Trouble In FL
Pawtucket, US
★★★★★ 5
Fantastic writing and non-stop action
Format: Kindle
This is a promising, fantastic beginning to what will be a 4-book series. Some readers may be content to read only the first 2 books, but I think you'll find that the story is so good that you'll want to keep reading books 3 and 4. Book 1 is about omega Elvana's introduction to the "Starling" brothers and their search for another missing person, Kelly. It's a bit of a rocky start, with deception and betrayal a key element. Hardly an auspicious beginning. Each member has their own path and purpose in the pack. Their interactions and the resulting narrative are so well-written that I found it difficult to put down. There is a cliffhanger that will have you reaching for book 2 as you finish, so make sure you have it on hand.
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Reviewed in the United States on September 27, 2023
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Verified Purchase
rilakk
Louisville, US
★★★★★ 4
Fun read
Format: Kindle
I'm not really into mafia books but I love Roxy Collin's other series so I decided to give it a try. It had the same great romance, spice, swoon-worthy characters and exciting plot that are her signature. Arben was my favorite, although it was a bit sudden how quickly he changed from ignoring her to wanting to be pack. There were almost too many twists/layers of lies to keep track of but I'm looking forward to reading the other books. The only thing that detracted from the story for me was the need for a bit more proofreading. It was mentioned that Kelly is a female and male at different points, leading me to think she changed her mind at some point about the character's gender but didn't go back and edit it to align in all places. Like another reviewer pointed out, step siblings are different than half siblings. They are incorrectly referred to as step siblings because they (allegedly) share the same biological dad. There are a few other typos as well but those aren't a big deal.
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Reviewed in the United States on March 18, 2025
C
Verified Purchase
Carmen Alicea
Lake Worth, US
★★★★★ 5
Stepbrothers, Secrets, and Sizzling Heat
Format: Kindle
Twisted Lies by Roxy Collins is a wild ride through family secrets, amnesia, and a steamy stepbrother romance. When Kelly discovers her life is built on lies, she ends up tangled with three alpha stepbrothers and an assassin who once helped her through a heat. The tension? Off the charts! The heat is real, and the complications are messy in the best way. Full of twists, secrets, and fated mates? You'll be hooked from page one! Love omegaverse drama with a dash of taboo? This one's for you!
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Reviewed in the United States on September 10, 2024
A
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Ashley
Waukegan, US
★★★★★ 3
Good read
Format: Kindle
The book has some good twists and turns, but truthfully I was so confused on some things. It didn't have a good flow for me personally. Not sure if it's due to typos or using him/her wrongly, but I thought Kelly was both a guy and a girl. Actually I still don't know, and it made me incredibly frustrated. It would refer to Kelley as him or he, and then again in another part of the story as her she and sister. On to the next book, I hope there is some clarity and a smoother flow. This is a slow burn, and I just don't know how much I care for the Alphas yet. Idk if I recommend.
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Reviewed in the United States on February 8, 2023
S
Verified Purchase
75_SweetestBook
Draper, US
★★★★★ 5
the lies
Format: Kindle
This is amazing fast pace read that is full of plot twists and lies that keep getting bad. This is a story we’re a omega has been lied to by her mother and finds out that someone is slowing dieing. 3 alpha take the omega and feed her more lies so they can use her against her father so they can find their mate Kelly. This is a dark read and ends in a cliffhanger and so good.
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Reviewed in the United States on June 13, 2023

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