400 watt HQI- Needs bulb----help?

[kayaaandjaden]

HI,
We need to replace our double ended halide bulb.
Our ballast is a 400 watt HQI
I am having trouble finding a 400 watt double ended bulb for an HQI.
According to this chart, there aren't any....

http://www.aquarium-lighting-guide.com/metal-halide-ansi

Any suggestions?

 

[kayaaandjaden]

I found these 3, even though they aren't listed on that chart. Any feedback or reccomendations on these bulbs.

IceCap 400W HQI Double Ended Metal Halide 10000K

IceCap 400W HQI Double Ended Metal Halide 20000K

Hamilton Technologies (German-Made) HQI Double Ended Metal Halide Bulbs 14000K