Lamp collection containing all 12 lamp packs for one small price is now available:

https://www.unrealengine.com/marketplace/en-US/product/0aa48b04a81143cc8951623c02db89ea

Package contains a set of 14 Industrial lamps, all optimized and game ready

•  14 unique Industrial lamps
• Each lamp has its own 4k texture
• Optimized for Games