Grow lights / SAYHON / Dimmable grow light with UV and IR modules
SAYHON · 8.2

Dimmable grow light with UV and IR modules

$250
Last updated 2026-11-03

The SH4000 is a full spectrum LED grow light that includes dedicated UV and IR modules to better simulate natural sunlight. These additional wavelengths are intended to help improve the quality and yield of indoor crops. It is designed to provide effective coverage for a 5x6 ft growing area in a greenhouse or tent.

This model features a dimmable control, allowing you to adjust the light output to match the growth stage of your plants. The bar-style construction helps with heat management, ensuring the LEDs stay cool during long operation cycles. This design also helps provide a more uniform light distribution across the plant canopy.

This catalog listing highlights a light built for enhancing plant performance through specific light spectrums. The inclusion of UV and IR makes it a specialized tool for growers looking to achieve specific results with their indoor gardens. It is a sturdy, well-ventilated fixture that supports healthy plant development from start to finish.

Dimmable grow light with UV and IR modules
Scorecard

Pluses and minuses

Pulled from 8 analyzed reviews

What works

  • Bright light output 5
  • Solid build quality 4
  • Dimmable control 3
  • Good value for money 3
  • Heat management 3
  • UV/IR supplement 3
  • Responsive customer support 2
  • Strong PAR/penetration 2
  • Packaging quality 1

Why it slips

  • Flickering issues 1
  • Responsive customer support 1
On this page

At a glance

House
SAYHON
Listed
Indoor Full spectrum Dimmable Greenhouse Tent lights
Groups
More from this brand

SAYHON listings here