1000 x S10 have been delivered to german customers since June 2012, when production and series introduction started. Ferdinand Bauer, one of E3/DC top partner's had the honour to hand over the S10 unit to a bavarian familiy located near ingolstadt.
OKAL is a German Fertighaus. DFH AG is one of the largest companies in the German prefabricated house industry. The market share is about 15%. Headquarters of DFH and its subsidiaries is Simmern / Hunsrück. E3/DC and OKAL are working on energy efficiency using energy storage and solar storage in combination with heat pumps for OKAL customers. The cooperation is focussed on quality, best in class performance and competetive pricing for customer.