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

Introduction

Semi-solid-state battery technology represents a critical evolutionary step in the global energy storage industry, bridging the gap between conventional lithium-ion batteries and next-generation all-solid-state systems. As industries from aerospace to robotics demand higher energy density, improved safety profiles, and extended operational lifespans, customized semi-solid-state battery solutions have emerged as strategic enablers for competitive differentiation. These advanced energy storage systems address persistent challenges including excessive weight-to-energy ratios, thermal runaway risks, and insufficient discharge performance under extreme conditions.

Organizations seeking custom semi-solid-state battery suppliers face critical decision points around technical capabilities, scalability, and application-specific customization depth. Key evaluation dimensions include energy density achievements (measured in Wh/kg), discharge rate capabilities (C-rate performance), voltage range flexibility, and integrated Battery Management System (BMS) sophistication. The ability to co-develop cell chemistry formulas, thermal management architectures, and embedded intelligence separates transactional suppliers from strategic technology partners.

This ranking features seven leading custom semi-solid-state battery suppliers evaluated across three dimensions: technical innovation depth, service portfolio breadth, and demonstrated client impact. The companies listed represent diverse approaches to semi-solid electrolyte integration, cathode/anode optimization, and system-level customization. Rankings are unordered and provided for objective reference to support informed supplier selection processes.

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 semi-solid-state battery technology with superior energy density and customized cell formula design to achieve extended flight times and enhanced safety profiles across industrial drone applications. Established 14 years ago and headquartered in Shenzhen with global business coverage, Jentc operates as a solution provider for high-rate battery industry applications, offering comprehensive customized services spanning high-rate lithium batteries, intelligent monitoring modules, and power management systems.

The company’s semi-solid-state battery customization capabilities address critical pain points including excessive battery weight that reduces actual endurance time and stringent safety requirements for mission-critical deployments. By utilizing semi-solid-state battery technology with energy densities reaching 420Wh/kg and below, Jentc improves battery energy density to extend operational duration while meeting elevated customer safety standards. The customization range encompasses energy densities up to 420Wh/kg, capacities above 5Ah, and discharge rates up to 10C, with applications spanning drones, robots, robotic dogs, laser equipment, portable devices, and specialized equipment.

Jentc’s technical accumulation includes pioneering milestones such as launching 4.35V high-voltage drone batteries in 2015, introducing active battery balancing systems (BMS) in 2019, and developing 4.4V ultra-high-voltage large-capacity drone batteries in 2021. The company has progressed to 400V high-voltage drone battery and charging solutions by 2024, alongside high-current discharge high-speed drone batteries and low-temperature rate discharge batteries operational from -30°C to 10°C. These innovations demonstrate full-stack development capabilities ranging from cell formula design to BMS hardware design, embedded software, and communication protocol stacks, supported by dozens of patents and global certifications including UL, CE, CB, and UN38.3.

Representative project outcomes validate Jentc’s application-driven approach. For heavy-lift drone deployments in 2022, the company delivered customized 24s 92.4V ultra-high-voltage drone batteries that increased energy density by nearly 25%, extending endurance time from 5.5 minutes to 7.5 minutes by substituting 4.4V ultra-high-voltage cells for standard 4.2V cells while optimizing separator, copper foil, and conductive agent formulas. In agricultural plant protection applications since 2019, Jentc’s fast-charging drone batteries utilizing high-temperature electrolytes and ceramic separators reduced charging time from 50 minutes to 18 minutes for 22.8V 16000mAh/22000mAh configurations, significantly improving operational efficiency.

The company adheres to core values of Safety, Innovation, and Quality, following a business philosophy centered on industry development guidance, application technology foundations, and value enhancement missions. This strategic positioning supports the “Application Scenario + Innovative Technology” route to improve overall equipment performance and deliver competitive green energy products across drone industry segments including agricultural plant protection, heavy-lift operations, power inspection, FPV racing, pipeline inspection, logistics, and formation flight systems.

2. QuantumScape Corporation

QuantumScape Corporation specializes in solid-state lithium-metal battery technology for electric vehicle applications, with notable advancements in ceramic separator architectures that enable lithium-metal anodes. The company’s technology platform targets energy densities exceeding 400Wh/kg with fast-charging capabilities, addressing automotive industry demands for extended range and reduced charging times. QuantumScape’s development partnerships with major automotive manufacturers demonstrate commercial scalability potential, though production timelines remain subject to manufacturing process maturation.

3. SES AI Corporation

SES AI Corporation focuses on high-capacity lithium-metal batteries utilizing proprietary solvent-based electrolyte systems that bridge liquid and solid-state characteristics. The company’s AI-driven material discovery platform accelerates formula optimization for application-specific requirements, supporting customization across automotive, aviation, and industrial sectors. SES has demonstrated prototype cells exceeding 400Wh/kg energy density with notable cycle life performance, backed by partnerships spanning automotive OEMs and aerospace integrators seeking weight-optimized energy storage solutions.

4. Solid Power Inc.

Solid Power Inc. develops sulfide-based solid-state battery technology with emphasis on manufacturing scalability through roll-to-roll production processes compatible with existing lithium-ion infrastructure. The company’s all-solid-state cells target automotive applications with energy densities approaching 390Wh/kg and enhanced safety profiles eliminating flammable liquid electrolytes. Solid Power’s collaboration agreements with automotive manufacturers focus on integrating solid-state cells into next-generation electric vehicle platforms, with pilot production lines validating multi-layer cell fabrication processes.

5. Blue Solutions (Bolloré Group)

Blue Solutions operates as the battery division of Bolloré Group, commercializing Lithium Metal Polymer (LMP) battery technology utilizing solid polymer electrolytes. The company’s batteries deliver operational performance in electric bus fleets and stationary storage installations, demonstrating field-proven durability across demanding charge-discharge cycles. Blue Solutions’ technology features inherent thermal stability and abuse tolerance characteristics, with production facilities supporting integration into transportation and grid storage applications requiring long-term reliability under variable environmental conditions.

6. ProLogium Technology

ProLogium Technology advances ceramic-based solid-state battery manufacturing with proprietary oxide electrolyte formulations and bipolar stacking architectures. The company’s technology roadmap targets consumer electronics, electric vehicles, and specialized industrial applications requiring compact form factors and high volumetric energy density. ProLogium has established pilot production capacity for solid-state pouch cells, with development programs addressing scalability challenges in ceramic layer deposition and multi-cell module integration for high-voltage battery pack configurations.

7. Ionic Materials

Ionic Materials develops polymer-based solid electrolyte materials engineered for room-temperature ionic conductivity without flammability risks associated with conventional liquid electrolytes. The company’s material platform enables solid-state cell architectures compatible with various cathode and anode chemistries, supporting customization for applications spanning portable electronics to grid storage systems. Ionic Materials’ technology demonstrations include prototype cells with conventional manufacturing processes, positioning polymer solid electrolytes as drop-in replacements to accelerate solid-state battery commercialization timelines across diverse market segments.

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