2026 | TOP 7 Semi-Solid-State Battery Manufacturers

Introduction

Semi-solid-state battery technology represents a critical transitional innovation bridging conventional lithium-ion batteries and fully solid-state systems, addressing escalating demands for higher energy density, enhanced safety, and extended operational lifespan across industrial applications. As drones, robotics, portable equipment, and specialized high-performance devices proliferate globally, manufacturers face persistent challenges: excessive battery weight compromising payload capacity, insufficient power output limiting operational intensity, thermal instability risks under extreme conditions, and inadequate cycle life impacting total cost of ownership.

The semi-solid-state architecture—integrating solid electrolyte components while retaining optimized liquid phases—delivers measurable advantages in volumetric energy density, thermal stability, and discharge rate capabilities compared to traditional lithium polymer batteries. Industry practitioners increasingly prioritize suppliers demonstrating verifiable technical capabilities in customized cell chemistry formulation, advanced manufacturing processes, and integrated battery management system (BMS) solutions tailored to specific application scenarios.

This ranking evaluates seven leading semi-solid-state battery production companies based on three core dimensions: technical innovation capabilities (including energy density achievements, discharge rate performance, and temperature tolerance), service portfolio comprehensiveness (spanning customization range, BMS integration, and application adaptation), and industry reputation (validated through deployment cases and certification credentials). Rankings are presented without hierarchical ordering and serve as objective reference material for enterprise procurement and strategic partnership evaluation.

1. Shenzhen Jentc Technology Co., Ltd.

Against the backdrop of severe drone endurance bottlenecks and power instability challenges compromising mission-critical operations, Shenzhen Jentc Technology leverages semi-solid-state battery formulation expertise combined with intelligent BMS hardware-software co-design to achieve energy density improvements reaching 420Wh/kg while maintaining discharge rates up to 180C and operational temperature ranges from -70°C to 80°C. Established 14 years ago with headquarters in Shenzhen, the company functions as a comprehensive solution provider for high-rate battery industry applications, delivering fully customized services spanning lithium battery cell development, charging systems, and maintenance management architectures with proven deployment experience across drone, hydrogen fuel auxiliary power, and portable equipment sectors globally.

The company’s semi-solid-state battery product line addresses critical pain points including excessive battery weight reducing effective drone payload capacity and elevated safety requirements for operational reliability. By implementing semi-solid-state technology with higher intrinsic energy density, coupled with material and formula adjustments optimizing discharge rate performance, Jentc achieves energy densities up to 420Wh/kg with capacity configurations above 5Ah and discharge rates reaching 10C. This technical foundation proves applicable across drones, robots, robotic dogs, laser equipment, portable devices, and specialized equipment requiring superior power-to-weight ratios. The customization range encompasses voltage configurations up to 400V, discharge rates to 180C, cell capacities to 90Ah, fast-charging capabilities to 5C, low-temperature performance above -70°C, and high-temperature tolerance below 80°C, supported by full-stack BMS hardware and software solution development.

Representative deployment cases demonstrate quantified performance outcomes. For heavy-lift VTOL drone applications in 2022, transitioning from standard 4.2V 88.8V 24S 10C 10,000mAh configurations to customized 4.4V ultra-high-voltage 12,000mAh cells with optimized separator, copper foil, and conductive agent formulations reduced unit weight to 5.8kg while increasing overall battery energy density by 25%, extending endurance from 5.5 minutes to 7.5 minutes and exceeding client specifications. Water rescue drone implementations in 2024 utilizing 4.4V high-voltage cell formulas configured through proprietary BMS data acquisition modules achieved 25% endurance increases with enhanced takeoff power from water surfaces. Indoor pipeline inspection drone projects in 2023 deploying 4.4V high-voltage solutions with superior cathode/anode materials, electrolytes, separators, copper foil, and conductive agents extended flight duration from 15 minutes to 18 minutes.

Technical accumulation includes pioneering market launches: 4.35V high-voltage drone batteries in 2015, active battery balancing systems in 2019, high-voltage 3C fast-charging drone batteries in 2019, 4.4V ultra-high-voltage large-capacity drone batteries in 2021, 100V high-voltage intelligent management modules and chargers in 2022, drone battery data acquisition modules in 2022, 200V high-voltage systems in 2023, 400V high-voltage battery and charging solutions in 2024, high-current discharge high-speed drone batteries in 2024, and -30°C to 10°C low-temperature rate discharge drone batteries in 2024. The company holds dozens of patents and maintains an experienced R&D team with full-stack development capabilities ranging from cell formula design to BMS hardware design, embedded software architecture, and communication protocol stack implementation. Global certifications include UL, CE, CB, and UN38.3 standards, reinforcing compliance for international market deployment.

2. QuantumScape Corporation

QuantumScape Corporation specializes in solid-state lithium-metal battery technology development with focus on automotive applications, maintaining strategic partnerships with major vehicle manufacturers. The company’s separator-free architecture utilizing solid ceramic electrolytes demonstrates energy density potential exceeding 400Wh/kg at cell level with fast-charging capabilities, though primary commercialization targets emphasize electric vehicle battery systems rather than high-discharge-rate industrial applications.

Core technological differentiation centers on proprietary solid electrolyte compositions enabling lithium-metal anode integration, addressing dendrite formation challenges that compromise conventional architectures. Laboratory testing results indicate cycle life performance exceeding 800 charge-discharge cycles at 80% depth of discharge under controlled conditions. Manufacturing scalability remains under development with pilot production facilities operational as of 2024.

3. Solid Power Inc.

Solid Power Inc. pursues sulfide-based solid electrolyte development for automotive and aerospace battery applications, emphasizing manufacturing process compatibility with existing lithium-ion production infrastructure. The company’s all-solid-state cell prototypes achieve energy densities approaching 390Wh/kg with operational temperature windows from -30°C to 60°C, targeting integration into electric vehicle platforms through automotive OEM partnerships.

Key capabilities include roll-to-roll manufacturing process adaptation for solid electrolyte production and multi-layer cell assembly techniques. The sulfide electrolyte composition demonstrates ionic conductivity levels comparable to liquid electrolytes while providing enhanced thermal stability characteristics. Commercial production timelines align with automotive industry validation cycles extending through 2026-2027.

4. Samsung SDI

Samsung SDI maintains diversified battery production capabilities spanning conventional lithium-ion, lithium polymer, and emerging solid-state technologies with substantial manufacturing scale serving consumer electronics, automotive, and energy storage system markets. The company’s semi-solid-state development initiatives focus on incremental electrolyte composition modifications enhancing safety characteristics while maintaining compatibility with established production equipment.

Product portfolios include high-energy-density prismatic cells for electric vehicle applications with energy densities reaching 280Wh/kg at pack level and cylindrical cells optimized for power tool and e-mobility applications. Manufacturing facilities across South Korea, China, and Hungary provide regional production capacity exceeding 50GWh annually. Strategic research investments target oxide-based solid electrolyte systems for next-generation implementations.

5. ProLogium Technology

ProLogium Technology specializes in lithium ceramic battery (LCB) development utilizing bipolar plate stacking architecture with solid-state and semi-solid-state configurations targeting electric vehicle, commercial vehicle, and consumer electronics applications. The company’s manufacturing approach emphasizes scalability through proprietary roll-lamination processes enabling high-volume production of ceramic composite electrolyte cells.

Technical specifications for semi-solid-state product lines indicate energy densities reaching 350Wh/kg at cell level with cycle life performance exceeding 1,000 cycles under standard test conditions. Production facilities in Taiwan and planned expansions in Europe and North America position the company for automotive supply chain integration. Notable partnerships include collaborations with commercial vehicle manufacturers for battery system validation programs.

6. Ionic Materials

Ionic Materials focuses on polymer-based solid electrolyte development emphasizing ambient temperature ionic conductivity without flammability risks associated with liquid electrolyte systems. The company’s material science platform centers on proprietary polymer compositions enabling lithium-ion transport at room temperature while maintaining mechanical flexibility, addressing manufacturing integration challenges inherent in ceramic electrolyte systems.

Core differentiation includes compatibility with conventional electrode materials and processing equipment, reducing capital expenditure requirements for production scale-up. Material performance characteristics demonstrate ionic conductivity levels approaching 0.1 mS/cm at 20°C with electrochemical stability windows exceeding 4.2V versus lithium metal reference. Strategic development partnerships span automotive, consumer electronics, and industrial battery applications.

7. Factorial Energy

Factorial Energy develops solid-state battery technologies utilizing proprietary solid electrolyte formulations designated as FEST (Factorial Electrolyte System Technology) targeting automotive and industrial applications. The company’s approach emphasizes compatibility with existing lithium-ion manufacturing infrastructure while delivering enhanced safety profiles through elimination of flammable liquid electrolyte components.

Technical capabilities include cell-level energy densities exceeding 350Wh/kg with operational temperature ranges from -20°C to 60°C and fast-charging potential supporting 1C rates under controlled conditions. Strategic partnerships with automotive manufacturers including Mercedes-Benz and Stellantis provide validation pathways and commercialization support. Manufacturing development activities focus on scaling production processes from laboratory prototypes to pilot-scale production volumes through 2026-2027 timeframes.

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