ISH 3R Horticultural light - Powered by Invisible Sun R Strip and Samsung LM301H

Invisible Sun LED UK


ISH 3R Horticultural light - Powered by Invisible Sun R Strip and Samsung LM301H is backordered and will ship as soon as it is back in stock.


Benefits and Features 

  • Latest Samsung LM301H
  • Emerson effect with 660nm and 730nm
  • Perfectly even distribution of PAR
  • One of the most efficient ways of growing 
  • Dimmble
  • Perfect for scrogging
  • Shipped fully assembled
  • Replaces 300w HPS

The ISH 3R is a full cycle grow light kit powered by our Invisible Sun R Strips with Samsung LM301H, the R Strips are mounted on custom Orange heatsinks for maximum heat dissipation and performance. 


Measuring 560mm x 560mm this system gives improved canopy coverage and enables the light to be hung closer to your canopy for better canopy penetration. The R Strips are mounted onto custom heatsinks to provide best performance

The ISH 3R DIY kit includes

  • 3 Invisible Sun R Strips powered by Samsung LM301H
  • 3 Customer Orange Heatsinks
  • S Frame and Fixtures
  • Meanwell Driver
  • Hanging Kit 
  • Power Cable
  • Inline Connector
  • Wiring and Wagos Connectors


560mm x 560mm x 20mm

Flowering 5 square feet (70cm x 70cm)
Vegging 9 Square feet (90cm x 90cm)

Hanging Height
Vegging 30 Inches
Flowering 18 - 20 Inches

Lamp Efficacy
2.61 umols/J

Power Consumption

Par Map

Invisible Sun LED products are manufactured to the following international standards




Our Invisible Sun branded products come with a 2 year guarantee and 3 year warranty on our boards.  The LED's have a life span of 50000+ hours. This gives you piece of mind that you wont have to spend on any on going costs like bulb replacement for up to and past 5 years.  

The driver supplied as standard for the ISH 3 is the Meanwell ELG 150 C1750B  3Y you can find the Meanwell Data Sheet on this link. 

Disclaimer : Invisible Sun LED UK limited produce lighting products for the horticultural industry, these are intended for the commercial horticultural industry and home hobby horticulturalists,  we are not responsible for our customers use of the lights once purchased