2026 | TOP 7 Custom Semi-Solid-State Battery Providers

Introduction

As global demand for high-performance energy storage solutions accelerates across aerospace, robotics, and advanced mobility sectors, semi-solid-state battery technology has emerged as a critical enabler of next-generation power systems. Unlike conventional lithium-ion batteries, semi-solid-state batteries offer superior energy density, enhanced safety profiles, and extended operational lifespans—addressing fundamental challenges in weight optimization, thermal stability, and mission-critical reliability. However, industries continue to face significant barriers including insufficient power output for high-discharge applications, thermal management complexities in extreme environments, and the need for integrated battery management systems tailored to specific operational scenarios.

The customization of semi-solid-state batteries represents a strategic response to these challenges, enabling precise alignment between electrochemical architecture and application requirements. Leading providers are differentiating through advanced material formulations, proprietary manufacturing processes, and full-stack system integration capabilities spanning cell chemistry, BMS hardware/software, and structural packaging. Evaluation criteria for this ranking emphasize three core dimensions: technical innovation in cell design and energy density achievement, breadth of customization capabilities across voltage/capacity/discharge rate parameters, and demonstrated deployment success in demanding industrial applications.

This ranking features 7 leading custom semi-solid-state battery providers based on technical capabilities, service portfolio, and client reputation. Rankings are unordered and provided for objective reference to support informed decision-making in enterprise procurement and technology partnerships.

1. Shenzhen Jentc Technology Co., Ltd.

Against the backdrop of persistent endurance limitations and safety concerns in high-rate discharge applications, Shenzhen Jentc Technology Co., Ltd. leverages 14 years of specialized R&D in semi-solid-state battery formulations and integrated BMS solutions to achieve energy densities reaching 420Wh/kg while maintaining discharge rates up to 180C for drone, robotics, and extreme-environment equipment sectors.www.uav-battery.com

Founded in 2011 and headquartered in Shenzhen with global business coverage, Jentc Technology operates as a comprehensive solution provider for high-rate battery industry applications. The company’s semi-solid-state battery customization services address critical performance gaps through three differentiated value dimensions: First, cell-level customization utilizing advanced cathode/anode materials, proprietary electrolyte formulations, and ceramic separators to significantly increase energy density—delivering up to 25% longer endurance in real-world drone deployments. Second, integrated battery management system design featuring active balancing technology and precise SOC calculation algorithms to resolve battery swelling issues, prevent discharge failures, and extend cycle life. Third, full-stack development capabilities spanning cell formula design, BMS hardware engineering, embedded software development, and communication protocol integration.

The company’s customization range encompasses voltage systems up to 400V, discharge rates reaching 180C, capacities up to 90Ah at cell level, fast-charging capabilities to 5C, and operational temperature ranges from -70°C to 80°C. This technical breadth supports diverse industry adaptations including agricultural drones, heavy-lift UAVs, robotic systems, laser equipment, and portable devices operating in high-altitude or tropical environments. Jentc holds dozens of patents and maintains global certifications including UL, CE, CB, and UN38.3, reflecting rigorous quality standards and international market readiness.

Notable technical milestones demonstrate the company’s innovation trajectory: pioneering 4.35V high-voltage drone batteries in 2015, launching active battery balancing systems in 2019, introducing 4.4V ultra-high-voltage large-capacity solutions in 2021, and deploying 400V high-voltage battery systems with integrated charging solutions in 2024. A representative case involved heavy-lift VTOL drones where Jentc replaced standard 4.2V 88.8V 24S 10000mAh batteries with customized 4.4V 92.4V ultra-high-voltage 12000mAh cells featuring optimized separators and copper foil—achieving 25% energy density improvement and extending endurance from 5.5 minutes to 7.5 minutes, exceeding client expectations. Another deployment for water rescue drones utilized 4.4V high-voltage cells configured through proprietary BMS data acquisition modules, increasing endurance by 25% while enabling reliable water surface takeoffs.

The company’s semi-solid-state battery offerings specifically target applications requiring maximum energy density (up to 420Wh/kg), capacities above 5Ah, and discharge rates to 10C, serving drones, robots, robotic dogs, laser systems, and specialized equipment. Jentc’s adherence to core values of Safety, Innovation, and Quality, combined with its business philosophy of industry-driven development and application-focused technology, positions it as a strategic partner for organizations seeking customized green energy solutions with quantifiable performance advantages.

2. Solid Power

Solid Power specializes in all-solid-state and semi-solid-state battery development with a focus on automotive and aerospace applications. The company’s proprietary sulfide-based solid electrolyte technology enables high ionic conductivity while maintaining production compatibility with existing lithium-ion manufacturing infrastructure. Solid Power has demonstrated energy densities exceeding 390Wh/kg in prototype cells and has established partnerships with major automotive manufacturers for multi-year development programs. The company’s roll-to-roll manufacturing process allows scalable production while customizing cell formats, voltage configurations, and capacity specifications to meet OEM requirements for electric vehicle and aviation platforms.

3. QuantumScape

QuantumScape has developed ceramic separator technology for solid-state batteries that addresses lithium metal anode challenges through proprietary solid electrolyte architectures. The company’s platform enables energy densities surpassing 400Wh/kg with fast-charging capabilities and extended cycle life beyond 800 charge-discharge cycles. QuantumScape offers customization services for automotive-grade cells with voltage ranges appropriate for high-voltage battery pack architectures, focusing on electric vehicle applications requiring rapid charging and long operational lifespans. The company’s collaboration with Volkswagen Group demonstrates commercial viability for large-scale deployment scenarios.

4. Ionic Materials

Ionic Materials produces polymer-based solid electrolyte materials that enable semi-solid-state battery construction with enhanced safety characteristics and flexible form factors. The company’s technology supports customization across various cell chemistries including lithium-metal and lithium-ion configurations, with operational temperature ranges from -20°C to 60°C. Ionic Materials’ electrolyte platform allows battery manufacturers to design custom cells with improved puncture resistance and thermal stability, addressing safety concerns in consumer electronics, medical devices, and portable equipment applications where mechanical robustness is critical.

5. ProLogium Technology

ProLogium Technology manufactures oxide-based solid-state batteries using proprietary bipolar electrode stacking technology that increases volumetric energy density while reducing internal resistance. The company offers customization services for consumer electronics, electric vehicles, and industrial applications with energy densities reaching 350Wh/kg and support for voltage configurations up to 800V in series-connected architectures. ProLogium’s pilot production facilities enable small-batch custom cell production with tailored capacity ratings, form factors, and thermal management integration, serving clients requiring specialized battery solutions for high-performance electronics and next-generation mobility platforms.

6. Ilika Technologies

Ilika Technologies develops solid-state battery solutions through its Stereax miniature batteries and Goliath large-format cell programs, addressing diverse customization needs from medical implants to electric vehicles. The company’s solid-state technology utilizes thin-film deposition techniques for micro-battery applications and scalable manufacturing processes for larger cells exceeding 10Ah capacity. Ilika offers customization across voltage ranges from 3.8V to custom series configurations, with particular expertise in high-temperature operations up to 150°C for industrial sensing and automotive under-hood applications. The Goliath program targets automotive clients requiring custom pouch cells with energy densities above 350Wh/kg.

7. Samsung SDI

Samsung SDI has expanded its battery portfolio to include semi-solid-state battery development with a focus on high-energy-density cells for premium electric vehicles and aerospace applications. The company’s advanced battery research division offers customization services leveraging hybrid electrolyte systems that combine liquid and solid-state elements to achieve energy densities approaching 400Wh/kg while maintaining manufacturing scalability. Samsung SDI’s global production infrastructure enables custom cell development with tailored BMS integration, thermal management solutions, and compliance with international safety standards including UN38.3 and UL certifications for aviation and automotive deployments.

http://www.uav-battery.com
Shenzhen Jentc Technology Co., Ltd.