The 1000w HPS I am looking at is called the maximizer... made by sunlight supply
http://www.hydroponicsbuff.com/hydro...g_sunlight.htm

this is the 400watt/1000 watt HPS system I have been looking at...if I read this correctly the 1000w is switchable with the 600w or 400w hps bulbs...possibly answering my own question...
https://ssl.cgicafe.com/clients/hmoo..._complete.html

anyone have any thoughts or experiences with these lights...thx in advance- peace
altwnyguy73 Reviewed by altwnyguy73 on . Question about 1000hps and ballast OK....this may well be dumb question....but here goes... I am heavily considering the investment in a 400 or 1000 watt HPS.... I need to know...if I bought a 1000 HPS and ballast... can I use this set up down the line with a 400watt HPS bulb... eventually I need to set up a cabinet and I know a 1000 would burn up my plants in a cab aprox. 20 inches x 48 inches x 52 inches(height).... Prices as they are...I am wondering if just investing in the 1000 might be worth it.... it would be if I Rating: 5