Listen to TSOHT #10 - Hard & Rough Modular Techno Sample Pack by RWGK (Demo Clip) by O.B.I. in TLM Audio - Sample Packs & Audio Tools playlist online for free on SoundCloud
My take on industrial techno (or how I like to techno) - YouTube
Techno Structures Sample Pack - RouteNote Create
Underground Modular Techno & Raw Techno Patches released
Dark Techno Sample Pack Synths - Fourfloor Records