PV Tech Storage speaks to Wolfram Walter of German storage designer and manufacturer ASD Sonnenspeicher about a subject close to home, his home. Walter built a battery system for his own PV array, turning it into a business and turning his prized Porsche into a PV-friendly EV along the way.

In a two-part video interview with PV Tech Storage, Wolfram Walter, founder of battery manufacturer ASD Sonnenspeicher, said electricity storage suffered from an image problem. He describes to Andy Colthorpe how his company is marrying cutting-edge technology with cool design to appeal to a broader market.