SFC Energy AG is a leading provider of hybrid solutions to the stationary and portable power generation markets. SFC is the number one supplier of fuel cells, with over 40,000 fuel cells sold to date. EFOY COMFORT is SFC’s consumer brand with a variety of fuel cells for use in motorhomes, boats, cabins, etc. With the EFOY COMFORT, you have a reliable electricity supply for your free time activities, whether you are on the road or at sea. It is quiet, eco-friendly, fully automatic and maintenance-free. The best lightweight and compact 12V supply for your hobby.