This page describes EPCO's design services for residential housing and renewable energy equipment. As a professional design firm, EPCO provides comprehensive services including water/drainage, electrical, solar PV, and EV charger system design. The company holds the industry's top market share, handling approximately 14% of low-rise residential equipment design in Japan annually. With design bases in Japan and China, EPCO offers end-to-end support from design through material estimation and procurement, achieving cost reduction and quality consistency. Over 400 design staff members serve as experts across multiple specialties including water systems, electrical, PV, and EV chargers.
