Ask the CNCKing: What are the electricity costs of running a CNC laser?

How much in electricity does a laser cutter and engraver cost to run? You'll find-out using my friend's calculations based off his 400 watt Kern HSE 100. http://CNCKing.com distributes AI, CDR, EPS, DXF, STL, DAE, PartWorks and PDF files and scaled measurement free templates.