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Mars Hydro SP6500 LED Grow Light

Mars Hydro SP6500 LED Grow Light

Regular price £649.00 GBP
Regular price Sale price £649.00 GBP
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Mars Hydro SP6500 LED Grow Light

Featuring top quality Samsung LEDs & premium driver, the Mars Hydro SP6500 a fantastic LED Grow Light that has earned its reputation as a true game changer. 


  • Top Quality Samsung & Osram Diodes
  • Free UK Delivery
  • 3 Year Warranty
  • Full Spectrum 
  • Fully Dimmable LED Grow Light
  • Massively Reduced Electricity Costs
  • Super Stealthy
  • Zero Noise
  • 650w Power Output
  • 50000 Hours Life
  • Pay As You Grow With Clearpay
  • Daily Electricity Cost of £1.99 


A Precise & Efficient LED Grow Light

Introducing the Mars Hydro SP6500, a slim, powerful, and energy-efficient LED Grow Light that represents a significant advancement in horticultural lighting technology. The SP series from Mars Hydro is designed to provide growers with precise and efficient lighting, eliminating energy waste and operating silently.

Despite its low energy consumption, the Mars Hydro SP6500 LED Grow Light has been proven to outperform a 1000w HPS light in side-by-side tests, showcasing its impressive efficiency and performance. This makes it an ideal choice for LED Grow Light growers seeking high yields while minimising energy costs.


Compact & Slim

Featuring 2376 diodes arranged in a compact and slim single bar design, the Mars Hydro SP6500 is perfect for slim, awkward, or challenging grow areas where space is limited. With its high-intensity full spectrum output, the Mars Hydro SP6500 LED Grow Light is specifically tailored to meet the needs of botanical oil-producing plants, leafy green vegetables, and succulents, providing them with the optimal light spectrum for robust growth and abundant yields.

By utilizing super bright Epistar LEDs, the Mars Hydro SP6500 achieves an outstanding efficiency of 2.8umol/J, surpassing traditional LED Grow Lights in its size and price range. This ensures that your plants receive the ideal light intensity for photosynthesis, resulting in healthy and vigorous growth in both hydroponic and soil grown plants.


Lightweight & Low Heat Output

Thanks to its lightweight construction, low heat output, and fanless design, the Mars Hydro SP6500 LED Grow Light operates silently and with minimal heat dissipation. This makes it an excellent choice for small grow tents, shelves, cupboards, or any stealth operation. With an average daily electricity cost of less than £2, the SP6500 offers energy-efficient performance that quickly pays for itself. Even with today's ridiculous electricity prices, cultivators can complete an 8 week grow cycle at a cost of less than £112. An incredible achievement from Mars Hydro.


Designed For Durability & Longevity

Designed for durability and longevity, the Mars Hydro SP6500 LED Grow Light boasts a lifespan of over 50,000 hours without any performance degradation. The use of high-quality cables and premium components ensures its reliability and extended lifespan compared to competitors in the market.

The Mars Hydro SP6500 LED Grow Light comes in discreet plain packaging and includes a high-quality hanging kit for easy installation. With a quick setup time of less than 5 minutes, it is ready to use right out of the box.

Upgrade your grow game today with the Mars Hydro SP6500 and experience the slim, precise, and powerful LED Grow Light that delivers exceptional horticultural performance, energy savings, and longevity.

Mars Hydro SP6500 LED Grow Light Technical Specification 



Input Voltage

HPS Equivalent 1000w


9.5 kg

Veg Footprint

1.0m x 1.5m

Flower Footprint 1.2m x 1.2m


Samsung LM301B & Osram IR

Diode Count 2376


108cm x 10.5cm x 8cm approx 

Spectrum 660-650nm, 2800-3200k, 4800-5000k


999 umols m/2


2.8 umols/J

Daily Electricity Cost £1.99

Product includes:
  • Mars Hydro SP6500 LED Grow light
  • Power Cord
  • User Manual
  • RJ45 Daisy Chain Cable
  • Wire Hangers
  • Ratchet Hangers
  • Mars Hydro Sticker Set

    Approximate costs of use based on 75% power for a 12 / 12 flowering cycle. 

    *Calculated using the UK: Energy Price Guarantee (October 2022) electricity rate of 34.00 pence per kWh.
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