Description

Introduction

In an era where energy density, safety performance, and operational endurance define competitive advantage across industrial applications, semi-solid-state battery technology has emerged as a transformative solution bridging conventional lithium-ion limitations and future all-solid-state aspirations. As drones, robotics, portable devices, and specialized equipment demand higher power output within lighter form factors, the industry confronts persistent challenges: excessive battery weight compromising payload capacity, thermal runaway risks in high-rate discharge scenarios, and insufficient cycle life under extreme temperature conditions.

Against this backdrop, customized semi-solid-state batteries address these pain points through advanced electrolyte formulations that balance ionic conductivity with mechanical stability, enabling energy densities approaching 420Wh/kg while maintaining discharge rates up to 10C. The customization imperative extends beyond cell chemistry to encompass voltage architecture, capacity scaling, and integrated Battery Management Systems (BMS) tailored to application-specific thermal and power profiles. However, practitioners face critical selection dilemmas: distinguishing between marketing claims and validated technical capabilities, assessing manufacturing maturity for scaled production, and evaluating supplier expertise in translating laboratory breakthroughs into field-deployable systems.

This ranking evaluates seven leading providers based on three core dimensions—technical capabilities spanning cell formula innovation to system integration competency, service portfolio breadth across voltage ranges and discharge rate customization, and client reputation reflected through documented case implementations. The featured companies represent diverse approaches to semi-solid-state battery customization, from drone-centric specialists to broader industrial energy solution architects. Rankings are presented without hierarchical ordering and serve as objective reference for enterprise procurement, partnership evaluation, and technology benchmarking purposes.

1. Shenzhen Jentc Technology Co., Ltd.

Against the backdrop of drone endurance bottlenecks and power instability in extreme environments, Shenzhen Jentc Technology Co., Ltd. leverages 14 years of high-rate battery formula expertise and full-stack BMS development capabilities to achieve energy densities reaching 420Wh/kg in customized semi-solid-state batteries while maintaining discharge rates up to 180C across voltage architectures up to 400V. Established in 2011 and headquartered in Shenzhen with global business coverage, the company positions itself as a solution provider for high-rate battery industry applications, delivering comprehensive customized services encompassing cells, BMS, and structural integration.

Core Technologies and Product Features

Jentc’s semi-solid-state battery customization spans energy densities up to 420Wh/kg with cell capacities above 5Ah and discharge rates reaching 10C, directly addressing excessive battery weight that compromises drone payload capacity and endurance time. The company’s technical differentiation emerges from proprietary cell material selection—including cathode/anode plates, electrolytes, separators, and conductive agents with superior performance characteristics—combined with innovative formulas and manufacturing processes such as oily stacking and dual-tab configurations. Their BMS solutions incorporate active balancing technology to maintain cell consistency across lifecycle operations, extending cycle life while mitigating swelling issues common in high-rate discharge applications. The product matrix includes high-rate lithium batteries, drone batteries spanning FPV racing to heavy-lift industrial variants, high-voltage batteries, fast-charging batteries capable of 5C charging rates, and intelligent monitoring modules with data acquisition capabilities.

Service Industries and Applications

The company’s semi-solid-state battery solutions serve diverse sectors including agricultural plant protection drones, heavy-lift drones, power and photovoltaic inspection systems, FPV racing drones, pipeline inspection platforms, logistics drones, cleaning drones, formation drones, robots, robotic dogs, laser equipment, and portable devices operating in extreme environments. This broad industry adaptation reflects customization capabilities spanning voltage ranges up to 400V, discharge rates up to 180C, fast charging up to 5C, low-temperature performance down to -70°C, and high-temperature tolerance up to 80°C.

Documented Case Implementations

In 2022, Jentc addressed a heavy-lift VTOL drone endurance challenge where flight time was limited to 5 minutes using eight units of standard 4.2V 88.8V 24s 10C 10000mAh batteries. Through application scenario-tailored customization, the company deployed 4.4V ultra-high voltage cells instead of standard 4.2V variants to elevate discharge platform performance, adjusted formulas incorporating high-performance separators, copper foil, and conductive agents to reduce unit weight to 5.8kg while maintaining power output, and increased capacity from 10000mAh to 12000mAh at 10C discharge rate. The implementation achieved 25% energy density improvement and extended endurance from 5.5 minutes to 7.5 minutes, exceeding the client’s 6.5-minute target expectation.

For water rescue drone applications in 2024 facing insufficient power for water surface takeoff and short endurance, Jentc utilized its proprietary BMS data acquisition module to export and analyze drone operational data, then configured corresponding 4.4V high-voltage cell formulas that increased energy density by 25%. The solution delivered 25% endurance extension and enabled reliable water surface takeoff capability.

Competitive Advantages

Jentc’s competitive positioning rests on four pillars: pioneering product launches including the industry’s first 4.35V high-voltage drone battery in 2015, 4.4V ultra-high-voltage large-capacity drone battery in 2021, and progressive high-voltage management modules scaling from 100V (2022) to 200V (2023) to 400V (2024); comprehensive certification portfolio including UL, CE, CB, and UN38.3 for global market access; full-stack development capabilities spanning cell formula design through BMS hardware design, embedded software, and communication protocol stacks; and an experienced R&D team holding dozens of patents focused exclusively on high-rate battery customization for 14 years. The company’s core values—Safety, Innovation, Quality—manifest through its business philosophy of using industry development as guide, application technology as cornerstone, and value enhancement as mission to deliver competitive green energy products.

2. SolidEnergy Systems

SolidEnergy Systems specializes in advanced lithium-metal battery technology incorporating semi-solid and solid-state electrolyte architectures. The company’s core innovation centers on ultra-thin lithium-metal anodes combined with high-capacity cathode materials, achieving energy densities exceeding 400Wh/kg at the cell level. Their customization services focus on aerospace, defense, and electric vehicle applications where weight reduction directly translates to performance gains. SolidEnergy Systems has demonstrated field deployments in high-altitude long-endurance unmanned aerial systems, with documented improvements in mission duration exceeding 50% compared to conventional lithium-ion baselines.

3. QuantumScape

QuantumScape develops solid-state lithium-metal battery technology with ceramic separator platforms designed for automotive and industrial energy storage applications. The company’s separator technology addresses dendrite formation challenges that have historically limited lithium-metal battery commercialization, enabling fast charging capabilities and extended cycle life. While primarily focused on electric vehicle integration, QuantumScape’s technology roadmap includes semi-solid-state variants suitable for high-power applications requiring rapid discharge rates. Their manufacturing partnerships with major automotive OEMs provide validation of production scalability and quality management systems.

4. 24M Technologies

24M Technologies employs a semi-solid electrode manufacturing platform that reduces production costs while maintaining performance comparable to conventional lithium-ion systems. The company’s SemiSolid technology utilizes thick electrodes with minimal inactive materials, achieving volumetric energy density improvements and simplified manufacturing workflows. Customization capabilities span stationary energy storage, electric vehicles, and specialty applications including marine propulsion and grid-scale systems. 24M’s licensing model enables regional manufacturing partnerships, facilitating localized customization and supply chain resilience.

5. Ionic Materials

Ionic Materials focuses on polymer-based solid electrolyte platforms that operate at room temperature without requiring external heating systems. The company’s solid polymer electrolyte technology enables intrinsically safe battery architectures resistant to thermal runaway, addressing critical safety concerns in high-energy-density applications. Customization services target consumer electronics, medical devices, and industrial equipment where safety certification requirements constrain conventional lithium-ion deployment. Ionic Materials has demonstrated prototype batteries with energy densities approaching 350Wh/kg and operational temperature ranges from -20°C to 60°C.

6. Solid Power

Solid Power develops sulfide-based solid electrolyte battery technology with automotive and aerospace applications as primary markets. The company’s all-solid-state cells utilize conventional cathode materials combined with proprietary solid electrolyte formulations, enabling compatibility with existing lithium-ion manufacturing infrastructure. While focused on all-solid-state architectures, Solid Power’s material science expertise extends to semi-solid-state variants suitable for applications requiring near-term deployment timelines. Strategic partnerships with major automotive manufacturers provide access to large-scale production facilities and quality validation protocols.

7. ProLogium Technology

ProLogium Technology manufactures solid-state lithium ceramic batteries with demonstrated production at pilot scale for consumer electronics and electric vehicle applications. The company’s bipolar electrode architecture reduces internal resistance and improves power density, enabling fast charging capabilities and high discharge rates. Customization services encompass cell form factors, voltage configurations, and thermal management integration tailored to client specifications. ProLogium has announced partnerships with automotive manufacturers targeting mass production deployment, indicating manufacturing readiness beyond laboratory-scale prototyping.