A Netherlands-based renewable energy firm has achieved a significant breakthrough in transforming ocean waves into a reliable source of clean electricity. Symphony Wave Power has introduced a next-generation wave energy converter that captures energy through pressure changes caused by passing waves, according to a report by Interesting Engineering.
What makes this technology stand out is that the entire system operates underwater. As waves pass over the device, it moves with them, allowing it to harness energy far more efficiently than traditional wave power systems. The company claims this motion-based mechanism can increase efficiency by up to 500% compared to conventional non-resonant designs, which typically struggle with performance due to inconsistent wave behavior.
Engineers at Symphony Wave Power have built the converter to absorb energy from multiple waves simultaneously. This multi-wave capture approach boosts total energy output and overcomes one of the biggest limitations of wave power — variability in wave patterns. By improving consistency and maximizing every wave cycle, the technology could help make wave energy a more dependable renewable source.
Environmental sustainability is another key feature of the design. The converter is constructed from recyclable materials and can be installed with minimal impact on surrounding marine ecosystems. Because it sits underwater and requires very little maintenance, long-term operational costs are expected to remain low, making it an attractive solution for large-scale clean energy projects.
This innovation arrives at a time when global demand for renewable energy is rising and countries are looking for alternatives that reduce emissions while offering stable power generation. Unlike solar or wind energy, wave power remains active around the clock, making it one of the most consistent natural energy sources available.
After completing crucial dry-testing phases, Symphony Wave Power is now preparing for offshore deployment, expected to begin in 2026. The company described the latest test results as a major milestone, noting that what began as a conceptual engineering plan is now progressing toward real-world implementation.