Quote Originally Posted by Sativagrowin
The reflector can be used without any problems. Just match the bulb to the ballast and you'll be fine.

Laterz
Thank you for the backup!
Powder Puff Reviewed by Powder Puff on . 400 hps right, I've finnaly decided to upgrade to a 400 HPS from my 250. What I want to know is, can I just buy a 400 watt ballast and bulb and use my 250 reflector with them or shall i just buy a whole new light? Rating: 5