if they are real hertz yes they are. they had alot of knockoffs a while back but they appear to be real hertz should take 90-150w no problem assuming the installer know what he/she is doingAre the older ht25 quality tweets?
//content.invisioncic.com/y282845/emoticons/confused.gif.e820e0216602db4765798ac39d28caa9.gifDo you have a photos about this tweeter?