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Easy to Adjust the Brightness

The unique dimmer switch makes it quick and easy to manipulate the brightness level from 5% - 100%. This light can replace a 1000W HPS/MH lamp while consuming only 400W.

Greater Yield with Exceptional Full Spectrum Lighting

Consists of 730nm IR, 660nm red light, 3500K and 6500K of the white light spectrum, which is fully capable for all plant stages.

0 DB Noise Level

The 3rd generation of the cooling system with built-in aluminum heat sink brings better performance, longer lifespan of the light, and zero noise experience. Sleep tight!

Coverage area & Tremendous Yield

This light is the perfect fit for 5 ft. x 5 ft. vegetative coverage at 28 in. and 4 ft. x 4 ft. flowering coverage at 24 in. Remember to adjust the height and brightness for optimum growth properly.

Hassle-free 3 Year US warranty

Viparspectra is a professional manufacturer that has specialized in LED grow lights for many years. Product quality and professional customer service are always their top priority. They offer a 3-year local warranty and a 30-day money-back guarantee.




Wattage draw: 400 watts ± 3%

LEDs: (1200 pieces) High intensity SMD LEDs

Lifespan: 100,000 hours

Beam angle: 120°

Spectrum: 3500K and 6500K white light, 660nm red light, 730nm IR

PAR value (at center): 1634 umol/m2/s @ 12"

    Thermal management: Passive cooling

    Daisy chainable: No

    Dimmable: Yes, 5%-100%

    Coverage area/hanging height:

    • Veg coverage at 28": 5' x 4'
    • Flower coverage at 24": 4' x 3'

    Operating/input voltage: 100-240VAC

    Frequency: 50-60HZ

      Product weight: 20.5 lbs

      Dimensions: 40''x 11.2''x 3.2''

      Package includes:

      • P4000 LED Lighting
      • User Manual
      • 10-Foot Power Cord
      • Hanging Kits
      • Adjustable Rope Hangers

        Recommended for:

        • Grow tents
        • Grow rooms
        • Hydroponic, aeroponic, or aquaponic systems
        • Primary or supplemental lighting

        Manufacturer's Warranty: 3 years

        Returns: 30 days