Delux Premium High Pressure Sodium Grow Bulb, 400 Watts - 2,100 K

Delux Premium High Pressure Sodium Grow Bulb, 400 Watts - 2,100 K

SKU #: DE400-HPS
Delux Brand Product

Commercial Grower? Get Volume Pricing.

Availability: Out of stock

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Our Delux Premium HPS grow bulb's allows you to extend your growing season to 365 days a year!

*Compatible with Magnetic and Digital Ballasts*

Fine-tune your lighting system to provide optimum spectral energy levels that promote vigorous plant growth. Premium HPS grow bulb's provide up to 15% more available energy for plant growth than the standard high pressure sodium bulb.

Premium HPS grow bulb's enhanced spectral energy distribution is designed to grow a wider variety of plants. More energy in green yellow and red spectrum to enhance flowering. This band of light triggers hormones in plants to increase flowering/budding in plants.

HPS are more energy efficient, have great lumen output, and six times more light output per watt than an incandescent bulb.


  • Extra Long Bulb Life
  • Promotes Vigorous and Healthy Plants
  • Best When Paired with a Delux Dimmable Ballast
  • Optimum Spectrum levels
  • Reliable and Efficient
  • Produces Higher Yields
  • 1 Year Manufacturers Warranty
  • Specifications:

    • Initial Lumens: 51,000
    • Color Temp: 2,100
    • CRI: 24
    • Glass Size: T46
Tech Specs


Weight (lb.)1
Prop 65No
Length (in.)11.5
Width (in.)2
Height (in.)2
Warranty1 Year
UL ListedNo
Lighting TypeHPS/MH - Single Ended
Base TypeMogul (E39)
Bulb OrientationUniversal
Bulb TypeSingle Ended High Pressure Sodium
Color Temp (Kelvin)2100 K
Color Rendering Index (CRI)24
Bulb Lumens51,000
Exact Watts400 Watts

Delux Premium High Pressure Sodium Grow Bulb, 400 Watts - 2,100 K Reviews

Great for my cloning station
I've got a small section of my room devoted to mothers and clones. This 400 watt bulb worked perfectly with my existing ballast and hood.