About
Wattium is a private headquartered in Finland specializing in Solar, Energy Storage.
Wattium Oy is a Finnish technology company that designs and implements complete electrical systems for cottages and leisure properties without grid connection. The company specializes in integrated hybrid power solutions combining solar panels, industrial-grade lithium batteries, and backup aggregates. Systems are optimized for Finnish conditions including cold temperatures and low winter sunlight. Wattium TwinPower is their flagship integrated product offering 230V AC electricity with automated control, eliminating the need for technical expertise from users. The company also offers customized solutions using Victron components. Products are pre-assembled, tested, and include remote monitoring capabilities. Founded from practical experience, the company has developed proprietary energy management technology protected by patent.
Headquarters
Finland
Company Type
Private
Business Models
Value Chain
Products
Wattium TwinPower
Customized Victron Systems
Off-grid Electrical Systems
Projects
Lake Inari Island Installation
Pudasjärvi Wilderness Installation
Kuusamo Cottage Installation
Posio Solar Installation
Savonlinna Installation
Certifications & Awards
Certifications
Residual current protection (RCD/GFCI)