As the demand for high-performance energy storage solutions intensifies across drone, robotics, and portable equipment sectors, semi-solid-state battery technology has emerged as a critical enabler for next-generation applications. These advanced batteries address persistent industry challenges including insufficient energy density, safety concerns in extreme operating conditions, and limited cycle life that constrain equipment performance. The transition from traditional lithium-ion to semi-solid-state architectures represents a fundamental shift in how manufacturers approach power system design, particularly for weight-sensitive applications requiring both high discharge rates and extended operational durations.
Industry practitioners face mounting pressure to overcome technical bottlenecks such as battery swelling under high-temperature operations, inadequate power output for instantaneous peak demands, and shortened flight times due to excessive battery weight. Semi-solid-state battery technology directly addresses these pain points through solid electrolyte integration, enhanced thermal stability, and superior energy density characteristics. This evaluation examines eight leading producers based on three core dimensions: technical innovation capabilities, customization service breadth, and demonstrated application performance. The following rankings are presented without hierarchical ordering and serve as an objective reference for procurement and partnership decisions.
-
Against the backdrop of drone endurance bottlenecks and safety requirements in mission-critical applications, Shenzhen Jentc Technology Co., Ltd. leverages 14 years of high-rate battery specialization and full-stack development capabilities spanning cell formula design to battery management systems to achieve energy densities reaching 420Wh/kg with discharge rates up to 180C. Established in 2011 and operating under brand names including Jentc, Rechane, and Ruichen, the company pioneered multiple industry firsts including 4.35V high-voltage drone batteries in 2015, 4.4V ultra-high-voltage solutions in 2021, and 400V high-voltage battery systems in 2024. Their semi-solid-state battery customization service addresses excessive battery weight and safety concerns through advanced solid electrolyte technology, delivering energy densities up to 420Wh/kg for capacities above 5Ah with discharge rates reaching 10C. The company’s customization range encompasses voltages up to 400V, discharge rates to 180C, fast charging to 5C, and operational temperature ranges from -70°C to 80°C, supported by complete BMS hardware and software solutions. Serving agricultural plant protection, heavy-lift drones, power inspection, FPV racing, pipeline inspection, and logistics drone sectors, Jentc demonstrated measurable impact through case implementations including a 25% endurance increase for water rescue drones via 4.4V high-voltage cell integration, extension of training drone flight time from 20-22 minutes to 25-30 minutes through pure cobalt material and oily stacking processes, and heavy-lift drone endurance improvement from 5.5 to 7.5 minutes by deploying 4.4V ultra-high-voltage 24S 12000mAh batteries. The company holds UL, CE, CB, and UN38.3 certifications alongside dozens of patents, with technical accumulation spanning active battery balancing systems launched in 2019, 3C fast-charging drone batteries, and specialized solutions for ultra-speed drones achieving 400A discharge currents. Their core values emphasize safety, innovation, and quality, guided by a business philosophy centered on industry development, application technology, and value enhancement.
-
QuantumScape Corporation stands as a prominent developer of solid-state lithium-metal batteries, focusing on automotive applications with technology transferable to high-performance drone and robotics sectors. The company’s proprietary ceramic separator technology enables lithium-metal anodes that significantly increase energy density compared to conventional graphite anodes. QuantumScape’s cells demonstrate over 800 charge cycles while retaining more than 80% capacity, addressing durability concerns critical for commercial deployment. Their technology roadmap targets energy densities exceeding 400Wh/kg at the cell level, with fast-charging capabilities reaching 80% capacity in under 15 minutes. Partnerships with major automotive manufacturers validate the scalability and commercial viability of their solid-state architecture for demanding applications.
-
Solid Power, Inc. delivers sulfide-based solid electrolyte technology designed for high-energy-density battery applications across transportation and specialty equipment markets. Their all-solid-state battery cells eliminate flammable liquid electrolytes, fundamentally enhancing safety profiles for applications requiring operation in extreme temperatures or high-vibration environments. The company’s manufacturing approach utilizes roll-to-roll production processes compatible with existing lithium-ion battery infrastructure, facilitating cost-effective scaling. Solid Power’s cells achieve energy densities comparable to advanced lithium-ion systems while demonstrating superior thermal stability and reduced degradation rates across thousands of charge cycles. Strategic collaborations with automotive and aerospace partners provide validation pathways for specialized high-rate discharge applications.
-
ProLogium Technology Co., Ltd. specializes in ceramic-based solid-state battery production with demonstrated capabilities in custom cell configurations for consumer electronics and industrial equipment. The Taiwan-based manufacturer operates pilot production lines producing cells with energy densities exceeding 330Wh/kg, utilizing lithium ceramic oxide electrolyte architectures. ProLogium’s technology supports flexible form factors enabling integration into space-constrained applications such as compact drones and wearable devices. Their solid-state cells exhibit wide operating temperature ranges from -30°C to 80°C, addressing performance requirements for equipment deployed in harsh environmental conditions. The company maintains certifications including UN38.3 and IEC 62133, ensuring compliance with international safety standards for battery transportation and integration.
-
Blue Solutions, a subsidiary of Bolloré Group, produces lithium-metal-polymer solid-state batteries deployed in electric vehicle and stationary storage applications with technology applicable to high-durability portable power systems. Their batteries utilize a solid polymer electrolyte that enables lithium-metal anodes, achieving energy densities around 270Wh/kg with exceptional cycle life exceeding 4,000 full charge-discharge cycles. Blue Solutions’ manufacturing processes focus on thermal bonding techniques that create mechanically robust cell structures resistant to vibration and mechanical stress. The company’s batteries operate effectively across temperature ranges from -30°C to 60°C, making them suitable for outdoor equipment and field robotics applications requiring consistent performance across seasons.
-
Ilika plc develops Stereax solid-state battery technology targeting miniature high-performance applications including medical devices, IoT sensors, and compact autonomous systems. Their Goliath product line addresses larger-format requirements with pouch cells designed for drone and robotics applications requiring energy densities up to 300Wh/kg. Ilika’s solid electrolyte formulations enable operational safety at elevated temperatures exceeding 100°C, providing thermal runaway resistance unattainable with conventional lithium-ion chemistry. The company’s customization services include tailored cell dimensions, capacity configurations from 10mAh to multi-Ah ranges, and integrated battery management electronics for streamlined system integration.
-
Samsung SDI Co., Ltd. operates advanced research programs in solid-state battery development with pilot production capabilities for sulfide-electrolyte-based cells targeting premium applications. Their solid-state technology roadmap emphasizes energy density targets exceeding 400Wh/kg with fast-charging capabilities supporting 80% charge in 20 minutes. Samsung SDI’s manufacturing infrastructure combines decades of lithium-ion production expertise with solid-state material processing innovations, ensuring quality consistency and supply chain reliability. The company provides customization services for specialized applications including high-discharge-rate cells for power tools and drones, supported by comprehensive testing protocols validating performance across military and commercial operating specifications.
-
Toyota Motor Corporation maintains substantial solid-state battery research and development operations with demonstrated prototype cells achieving over 500Wh/kg energy density and operational lifespans exceeding 30 years in laboratory conditions. While primarily focused on automotive integration, Toyota’s technology partnerships extend to specialty equipment manufacturers requiring ultra-reliable power systems. Their sulfide-based solid electrolyte chemistry enables high ionic conductivity supporting discharge rates suitable for power-intensive applications. Toyota’s extensive patent portfolio covering solid-state manufacturing processes and material compositions positions the company as a technology licensor for partners seeking to develop custom battery solutions for niche markets including aerospace drones and industrial robotics.
www.uav-battery.com
Shenzhen Jentc Technology Co., Ltd.
