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Spectrum King™ (SK450)


The Spectrum King™ (SK450) is the culmination of over a decades LED grow light research, testing, manufacturing and development. We are proud to offer our 250 Watt Full Spectrum, totally fan-less LED grow light. This beast will grow amazing plants from seed to harvest whilst saving you electricity and reducing problems with heat.

Quantity Discount Unit Cost
1 None $867
2 $76 $829
3 $162 $813
4 $248 $805
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Product Description

Spectrum King™ (SK450) Product Description

  • 1 x Super Grow LED “Spectrum King™ (SK450)” true power consumption 250 Watt
  • Full spectrum – solid coverage from blue 420nm to 750nm deep red; additional discrete red LEDs to enhance flowering
  • Fan-less operation making use of expensive heat sinks
  • Vegetation Coverage area: 4’x5’
  • Flowering coverage area: 3.5’x4.5′
  • Cheapest $/sqft flowering area in the industry
  • Mounting weight: 19lbs (8.6 kg)
  • Operating temperature: -40°F to 185°F (-40°C to 85°C ambient)
  • Input voltage: 90-305VAC, 50/60Hz. Product can be used worldwide with only a shape adapter required to plug, this is plug and play no transformer required.
  • 6th generation Spectrum II custom configured LEDs
  • Precise frequency management with precision self protecting power supplies
  • Precise light management with TIR optical grade lenses
  • Lifespan: 60,000 hours (LEDs and power supply)
  • Contains no mercury
  • Yo-Yo hangers included with every order
  • USA designed
  • 5 year warranty

Additional Information

Weight 352 oz
Dimensions 24 x 16 x 8 in

Shipping & Tax

Free shipping in the USA and no sales tax.

  • Domestic shipping with USPS takes 2-10 days to arrive, depending upon the size of the order.
  • For security reasons, we will only ship to your credit card billing address.
  • 5 year warranty against manufacturing defect.
  • International shipments should arrive within 10-15 days, allowing for standard customs inspection.

Full Shipping F.A.Q. can be found here.

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