6 - Lumatek LK600 Lumatek Dial-A-Watt Dimmable E Ballasts in Nepean, Ontario for sale

I have 6 fairly new Lumatek 600W Hydroponic E Ballasts for sale. They were used for just a year and they all work up perfectly. They come with the required power cords. For more pics, just ask.
I'm asking $100 or best offer
* Information
600W 120/240v HPS/MH E-Ballast - Generator Ready The market's most popular and best E-ballast has been improved. The Lumatek E-ballast is a performance leader. Powers both metal halide and high-pressure sodium lamps (except the 750W model, which only powers HPS lamps).
Available in 250, 400, 600, Dual 600, 750, and 1000W as well as generator friendly 400 & 600W.
* Up to 20% MORE LUMENS; faster growth, bigger harvests
* Generator Ready
* Unique graduated fin design for more efficient cooling
* Completely pre-wired with popular BAREF lamp cord
* 3 years full + 2 years warranty
* Internal Resin coating protects components for long life
* External breaker system protects against power surges
*Completely silent