Sorry - this product is no longer available

LK7240 with SPG73K bulb

Hydroponics is a method of growing plants using mineral nutrient solutions, in water, without soil. Terrestrial plants may be grown with their roots in the mineral nutrient solution only or in an inert medium, such as perlite, gravel, mineral wool, or coconut husk
Join our family discount club - Free membership for a limited time! When you place your first Hyrodponic order with us, you will be automatically registered in our family growing club. This is a new program we are excited to offer to our customers. Club members will get disount coupons and access to special club only member deals!. Full details coming this weekend so get in early ... Free Growing Club membership offered to the first 100 customers only.
volume discounts available
$75 min order on all hydroponics
huge selection - everything you need
Free Shipping Additional shipping charges may apply on large / heavy items Hydroponics Shipping Details
$478.39
SKU: LK7240SP3KIT
Delivery date Usually ships within 3 days
+ -

Lumatek's 750w Dimmable e-Ballast paired with a FREE 750w Sunpulse 3K bulb.




  • Dimmable – Ballast can be dimmed to 50% (Both input and output power is changed)

  • Multi-Wattage – Power different wattage lamps on the same ballast (750w or 600w)

  • Super Lumens – Up to 10% more light at the flip of a switch

  • Dual-Voltage

  • HPS only

  • Can strike lamps up to 65’ from ballast

  • Internal resin coating protects components for long life

  • External breaker system protects against power surges

  • Completely silent, generator ready



Lumatek's 750w Dimmable e-Ballast paired with a FREE 750w Sunpulse 3K bulb.




  • Dimmable – Ballast can be dimmed to 50% (Both input and output power is changed)

  • Multi-Wattage – Power different wattage lamps on the same ballast (750w or 600w)

  • Super Lumens – Up to 10% more light at the flip of a switch

  • Dual-Voltage

  • HPS only

  • Can strike lamps up to 65’ from ballast

  • Internal resin coating protects components for long life

  • External breaker system protects against power surges

  • Completely silent, generator ready