^^^....I wondered about this too....I am under the impression..that it takes an uncommon 430 ballast...I guess we will both have to wait for an answer...
Dutch Pimp Reviewed by Dutch Pimp on . 430 watt sun agro/400 watt HPS. Simple question. Is it ok to use a 430 watt sun agro hps bulb on a 400 watt HPS system? Will I blow up my house? or benefit from the extra blue spectrum? or is it just a waste of money. Thanks for your help:rasta: Rating: 5