Highstar Unveils Cutting-Edge Semi-Solid Battery at The Smarter E Europe 2025

Highstar Unveils a Breakthrough Semi-Solid Battery Technology



From May 7 to 9, 2025, Highstar made a significant impact at The Smarter E Europe 2025 conference in Munich, Germany, by unveiling its latest innovations in semi-solid battery technology. The event attracted over 300 visitors daily to Highstar's exhibition stand, highlighting the growing interest in advanced energy storage solutions.

Highstar's presentation centered around its semi-solid battery systems, which promise to redefine industry safety standards. This groundbreaking technology was launched at a technical event on May 8, themed "Maximum Safety Beyond Limits," emphasizing the company's commitment to advancing safety in energy storage.

Key Innovations in Semi-Solid Battery Technology



Highstar’s semi-solid batteries feature a hybrid solid-liquid electrolyte, marking a significant leap forward in safety. Key highlights include:

  • - Enhanced Safety: The technology extends thermal runaway activation time by over 40% and raises the critical activation temperature by 30°C. Safety thresholds at the module level surpass those of traditional liquid batteries by more than 20%.
  • - World’s First 314 Ah Cell: Highstar’s 314 Ah semi-solid battery cell is the first of its kind to pass a 5 mm nail penetration test, achieving “zero thermal runaway” and demonstrating non-flammability and non-explosiveness even under extreme conditions.
  • - Superior Performance: The batteries can endure up to 7,000 cycles at 80% State of Health (SOH) while maintaining energy efficiency rates exceeding 95%.
  • - Intelligent Manufacturing: Utilizing over 3,000 quality control checkpoints, the fully automated production line ensures an impressive cell performance rate of 99.8%.

Diverse Applications for Energy Storage Solutions



Highstar's innovative technology encompasses five primary application scenarios:
1. Grid-Scale Storage: Employing nanostructured oxide electrolyte technology, the thermal stability improves by 30%, ensuring safety in grid applications.
2. Commercial and Industrial Storage: A 20-foot container energy storage system capable of high energy demands operates efficiently in temperature ranges from -30°C to 60°C, reducing the cost of electricity by 20% throughout its lifecycle.
3. Marine Energy Solutions: High-power modules increase maximum output by 40%, catering to the instantaneous power needs of hybrid vessels, while high-energy modules enhance operational range by 25%, perfect for fully electric ships.
4. Residential and Balcony Photovoltaic Storage: Features modular designs with cloud management, offering high cycles and efficiency, ensuring safety and financial viability for homeowners.
5. Backup Energy for Telecommunications: With high protection certification, the batteries reliably function in harsh environments, cutting failure rates by 50% and ensuring consistent power supply for base stations.

With over 30 years in battery cell R&D, Highstar boasts an annual production capacity of 16 GWh. The company is accelerating its localization strategy in Europe, aiming to collaborate with local firms to support the region's carbon neutrality goals by 2050 through advanced energy storage solutions.

Overall, Highstar's semi-solid battery technology promises to set new benchmarks in the energy storage industry, merging safety, performance, and efficiency to meet the demands of the future.

Topics Energy)

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