MH Ballast help

[GreenSpottedPuffer]

Originally Posted by parkinsn

the only diffrence between HQI and SE is the lamp initial operating voltage, right now i am running my SE's with an HQI PFO ballast. Note that you will shorten the lamp life doing this, by how much im not sure but i wouldnt think it to be substantial though.

Ok but it doesn't work the other way around right?

Like I cannot use HQI bulbs with my current ballast?

[parkinsn]

Originally Posted by GreenSpottedPuffer

Ok but it doesn't work the other way around right?

Like I cannot use HQI bulbs with my current ballast?

I dont think so because the start up voltage for the HQI is higher, but i have never tryed going that way. It might work but you may not get the lamp to full bright.