SKU: 94010415861
grow light bar for indoor plants

grow light bar for indoor plants VIVOSUN LumaRay 4-Bar Full Spectrum LED Grow Light

Sale price$21.84 Regular price$24.27
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Description

grow light bar for indoor plants VIVOSUN LumaRay 4-Bar Full Spectrum LED Grow LightVivosun LumaRay 4 Bar Full Spectrum LED Grow Light Red Enhanced SGS Compatible Looking to boost yield by giving your plants balanced lighting from all angles? The VIVOSUN LumaRay Side Lights (4 Bar) are engineered to illuminate areas your main grow light cant reachdelivering powerful side and lower canopy coverage that drives even growth and healthier development. Perfect as a supplemental lighting system, the 4 Bar model enhances photosynthesis


Vivosun LumaRay 4-Bar Full Spectrum LED Grow Light | Red-Enhanced SGS Compatible

Looking to boost yield by giving your plants balanced lighting from all angles? The VIVOSUN LumaRay Side Lights (4-Bar) are engineered to illuminate areas your main grow light can’t reach—delivering powerful side and lower-canopy coverage that drives even growth and healthier development. Perfect as a supplemental lighting system, the 4-Bar model enhances photosynthesis efficiency while promoting dense flowering and fruiting.

The LumaRay Series offers scalable solutions for every grow setup—from the LumaRay Under Canopy Lights designed for precise ground-level lighting, to the larger LumaRay Side Lights (8-Bar) that cover broader canopies for commercial-scale use. Together, they form a cohesive ecosystem that maximizes light penetration, uniformity, and control across every layer of your grow.

Compact yet powerful, the LumaRay Side Lights (4-Bar) feature red-enhanced full-spectrum output, SGS smart control compatibility, and a durable gallium-nitride power supply. Whether you’re upgrading your tent setup or complementing your main fixture, these side bars deliver professional-grade performance in a flexible, easy-to-install design.

Features

🌿
Improve Yields by 25%

Provides optimal side lighting to lower canopy areas for stronger, more uniform growth and higher yield.

🔴
Red-Enhanced Full Spectrum

Emits 60% red light (600-700 nm) to stimulate photosynthesis and support flowering and fruiting.

📱
SGS Smart Control

Connect to SGS E42A/E25 controller (sold separately) for remote dimming, automation, and app integration.

🧲
Quick Installation

Mount easily with magnetic clamps or tent-pole attachments; includes all accessories for setup.

⚙️
Durable Build & Efficiency

Gallium-nitride power supply and prism optics deliver high efficiency, glare reduction, and easy cleaning.

What's Included

  • 4 × Full-Spectrum LED Side Bars
  • 1 × Power Adapter with Gallium Nitride (GaN) Power Supply
  • 1 × RJ11 Splitter and Connecting Cables
  • 4 × Magnetic Mounting Clamps and Tent-Pole Attachments
  • Extension Cables (8.3 ft / 2.5 m)
  • User Manual and Quick Setup Guide

Specifications

Specification Value
Power 50 W
Efficiency 2.75 µmol/J
Lifetime ≥ 25 000 hours
Input Voltage AC 120–240 V, 50/60 Hz
Dimming Range 25 % – 100 %
Spectrum Full Spectrum + 660 nm Deep Red (60 % Red Ratio)
Bar Length 16 in (40.6 cm)
Connecting Cable Length 8.3 ft (2.5 m)
Power Adapter to Bars 8.3 ft (2.5 m)
Package Contents 4 × LED bars, RJ11 splitter & cables, mount kits

Spectrum

The LumaRay 4-Bar delivers a red-enhanced full spectrum output with a 60% red ratio (600–700nm), specifically formulated for side and under-canopy supplemental lighting. The elevated deep red energy drives photosynthetic activity in shaded lower bud sites, accelerating flowering and fruiting in areas that overhead fixtures typically can't reach — delivering 2.75 µmol/J efficiency across every bar for meaningful yield gains without significant additional heat load.

Manual

Access the complete LumaRay Side Lighting User Manual featuring detailed installation guides, wiring diagrams, recommended placement distances, SGS controller integration instructions, and troubleshooting support:

📄 View Official Installation Guide

Manual Contents Include:
✓ Step-by-step mounting instructions for tent poles and wall installation
✓ Wired and wireless connection methods (E42A and E25 controllers)
✓ Daisy chain configuration diagrams for multiple light bars
✓ Recommended installation distances and dimming levels by plant proximity
✓ Optimal placement layouts for 2x2, 4x2, and 4x4 grow tents
✓ SGS app pairing and control setup
✓ Safety warnings and electrical specifications in multiple languages

Warranty

The VIVOSUN LumaRay Side Lights (4-Bar) include a 3-year after-sale service warranty.

FAQs

What makes the LumaRay 4-Bar lights different from standard LED grow lights? +

The LumaRay 4-Bar system provides targeted side lighting to reach lower canopy areas that overhead fixtures often miss, improving light penetration and yield uniformity throughout the plant.

Can these lights be controlled remotely? +

Yes — the LumaRay 4-Bar is SGS-compatible, allowing remote dimming, scheduling, and smart app control when paired with an SGS E42A or E25 controller (sold separately).

Do the LumaRay lights support daisy chaining? +

Yes — multiple bars can be daisy-chained using the RJ11 ports for simplified connectivity and broader coverage across your grow space.

Are these lights suitable for all growth stages? +

Absolutely. The full-spectrum + 660 nm deep-red output supports vegetative, flowering, and fruiting stages with balanced intensity and color ratio.

How should I mount the LumaRay 4-Bar lights in my grow tent? +

Use the included magnetic clamps or tent-pole brackets to mount the bars horizontally along the sides of your grow area for even canopy coverage and easy height adjustment.

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: 94010415861

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★★★★★ 5
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The written word has power. Letter witing creates kindred connection. The Correspondant is a wonderful reminder of both! Full of heart and real life in out world not just smiles and happy moments.
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Loved this book and the way it was written. Written words are a beautiful thing. Highly recommend this book to all
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Reviewed in the United States on May 28, 2026
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Frank Mathews Jr.
Cuba, US
★★★★★ 4
Heartwarming & real!
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Life can be so difficult ...this story is about learning that we all make mistakes along the way, doing the best we can. Its about learning to forgive ourselves. Beautiful.
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LCD
Waukegan, US
★★★★★ 5
many feelings
Format: Kindle
I didn’t know what this book was about when I first started reading.. one thing I felt at the beginning was…amazement? I love writing letters, something I don’t do often, I recently bought this beautiful fountain pen, I wanted to start small, writing greeting cards to family and friends, birthday cards, thank yous, etc. what I didn’t expect is the emotional toll this book had on me, and other members of my family who read the book for our book club. The subject matters, death of a child, husband dying of cancer, the significance of May 29th, all impacted our family, and so, as I read this book, I had to put it down several times because I had to cry, compose myself, think of regrets I have, and remember. How amazing it is that Sybil was able to write all about the death of her child to her dead child. I always say that writing it down on paper releases your burden in your head…it is true, I think writing letters, even the ones she didn’t send helped her quiet her head, at least for a while. I truly love this book. I have been borrowing books from Libby to read for our book club for a very long time, there have been books that I fell in love with, and always thought if I want to read them again I’ll just borrow them again, this book is the first one that I want to own physically to put on my shelf and know that I have it to read over and over again when I want to reflect and then quiet my head. ( This is the longest review I’ve written about a book I’ve read, I hope it makes sense).
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Reviewed in the United States on May 21, 2026
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L. Higgins
Louisville, US
★★★★★ 5
Successful Epistolary Novel
Format: Kindle
When we first meet Sybil Van Antwerp, age 73, she is retired from law and spends a lot of time writing letters and emails. She also reads a lot and is interested in what her correspondents are reading. She has children and grandchildren, but she lives alone in Annapolis, Maryland, and doesn’t see her family very often. During the course of reading her correspondence, we very gradually learn about Sybil—her history and her present troubles. She is a complicated character and several times in reading The Correspondent I paused to ask myself what I thought of Sybil—did I like her? What about her kept me from the immediate response a reader usually has about the main character of a book? Even at the end of the book, I am still ambivalent about Sybil, but I certainly understand her much better. Sybil, herself, and the book have so many layers. There is true depth to the story. My book club took deep dives into it over a period of three weeks, and I don’t think we have sampled all the topics represented in this book. It is a wonderful novel for stimulating meaningful discussion. Neurodivergence is not called out or named, but it comes to mind in thinking about Harry, a child who is the son of a judge, a former colleague of Sybil. The boy doesn’t quite fit in socially with his peers, but he is brilliant. Sybil makes the perfect “pen pal” for Harry because they have some of the same characteristics. As a child she was punished for “insolence and rudeness,” but her parents were just trying to mold her into a polite young lady as expected by society. She was blunt and didn’t have many friends. There are so many other issues worthy of discussion, but they would most certainly bring up spoilers. I won’t do that to you. Readers should have the opportunity to see the story gradually emerge from the letters, including a continuing one that the reader doesn’t know to whom Sybil is writing. Sybil sets the word “stone” for secrets, and there are stones in this book making it a puzzle, a mystery of sorts—for the reader. As a reviewer, I tend to go quickly from one book to the next as soon as I have composed and published my thoughts. Characters in various books can even blend together. This is not the case with The Correspondent. The characters in this book, especially Sybil, have stayed with me and come to mind frequently as I go through my day. Virginia Evans has created a fictional world with impact. Just as Sybil needed time (years in her case) to process the events of her life, the reader will need time to process them and their effects on Sybil as well.
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Reviewed in the United States on March 15, 2026

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