Stäubli Electrical Connectors AG

Stäubli Electrical Connectors AG is a global leader in advanced electrical connector solutions with a strong focus on the renewable energy sector. Renowned as the inventor of the original MC4 connector—the industry standard for photovoltaic connections—Stäubli has played a pivotal role in shaping modern solar infrastructure worldwide. Their products are used to connect over 800 GW of installed PV capacity globally, representing more than half of all cumulative solar installations to date.
The company’s expertise spans standardized and customized connector systems designed to ensure safe, reliable, efficient operation across diverse environments—from utility-scale power plants to residential rooftops. Stäubli’s proprietary MULTILAM contact technology underpins their reputation for durability and high performance.
Beyond product innovation, Stäubli offers comprehensive engineering support throughout every phase of a PV project—including design optimization (eBOS), installation guidance, maintenance strategies, and long-term service partnerships. Their commitment to quality ensures compliance with stringent international standards while maximizing uptime and profitability for customers worldwide.