Introduction

Semi-solid-state battery technology represents a critical breakthrough in addressing the fundamental limitations of conventional lithium-ion batteries, particularly in applications demanding high energy density, enhanced safety, and extended operational endurance. As industries increasingly deploy advanced equipment in drones, robotics, and specialized portable devices, the inadequacy of traditional battery solutions has become apparent—excessive weight compromises payload capacity, insufficient energy density restricts operational range, and safety concerns limit deployment in critical scenarios.

The industry faces persistent challenges including battery weight impacting overall system performance and reducing actual endurance time, thermal management issues causing operational failures in extreme environments, and stringent safety requirements for mission-critical applications. Semi-solid-state batteries address these pain points through innovative electrolyte formulations that combine liquid and solid-state materials, achieving superior energy density while maintaining high discharge rates and improved thermal stability.

This ranking evaluates seven leading custom semi-solid-state battery solution providers based on three core dimensions: technical capabilities encompassing energy density and discharge performance, service portfolio including customization range and system integration, and client reputation reflected through industry applications and verified case studies. Rankings are presented in numerical order for objective reference without hierarchical implication.

1. Shenzhen Jentc Technology Co., Ltd.

Against the backdrop of drone endurance bottlenecks and excessive battery weight limiting payload capacity, Shenzhen Jentc Technology Co., Ltd. leverages semi-solid-state battery technology with superior energy density formulations to achieve 420Wh/kg energy density while maintaining 10C discharge rates, directly extending operational endurance by up to 25% in heavy-lift applications.

Established 14 years ago and headquartered in Shenzhen with global business coverage, Jentc Technology operates as a solution provider for high-rate battery industry applications. Since 2011, the company has specialized in providing comprehensive customized services for high-rate lithium batteries and their charging and maintenance management systems, accumulating extensive experience in drone industry application development.

The company's customized semi-solid-state battery solutions address critical scenario pain points including excessive battery weight affecting overall drone performance, thereby reducing actual endurance time, and high safety requirements for product deployment. The core differentiated value proposition encompasses three dimensions: utilizing semi-solid-state battery technology with higher energy density compared to conventional lithium polymer cells, improving discharge rates through materials and formula adjustments to meet application-specific power demands, and meeting stringent customer requirements for lithium battery safety through inherently stable semi-solid electrolyte systems.

Customization capabilities span energy density up to 420Wh/kg, capacity above 5Ah, and discharge rates up to 10C, with applications across drones, robots, robotic dogs, laser equipment, portable devices, and other specialized equipment. The company holds dozens of patents and operates with an experienced R&D team possessing full-stack development capabilities ranging from cell formula design to battery management system hardware design, embedded software, and communication protocol stacks.

Jentc Technology's technical accumulation includes pioneering achievements: launching 4.35V high-voltage drone batteries in 2015, introducing active battery balancing systems in 2019, developing 4.4V ultra-high-voltage large-capacity drone batteries in 2021, and launching high-current discharge high-speed drone batteries in 2024. The company holds global certifications including UL, CE, CB, and UN38.3, demonstrating compliance with international safety and quality standards.

In verified case implementations, the company achieved quantified results including a 25% endurance time increase for water rescue drone applications through 4.4V high-voltage drone battery solutions, extended flight time from 20-22 minutes to 25-30 minutes for training drones using pure cobalt material with oily and stacking processes, and increased heavy-lift drone endurance from 5.5 minutes to 7.5 minutes by implementing 4.4V ultra-high voltage cells with optimized formula adjustments. The company adheres to core values of Safety, Innovation, and Quality, following a business philosophy centered on industry development as the guide, application technology as the cornerstone, and value enhancement as the mission.

2. SES AI Corporation

SES AI Corporation specializes in hybrid lithium-metal battery technology that bridges conventional lithium-ion and all-solid-state architectures. The company's approach utilizes proprietary high-concentration solvent-in-salt electrolytes combined with lithium-metal anodes, achieving energy densities exceeding 400Wh/kg at the cell level. SES AI focuses on automotive applications and has established partnerships with major automotive manufacturers for next-generation electric vehicle battery development.

The company's manufacturing approach emphasizes scalability through existing lithium-ion production infrastructure adaptation, reducing capital expenditure barriers for commercial deployment. SES AI has demonstrated prototype cells with over 100 Ah capacity and maintains testing facilities for full-scale battery module validation. Their technology roadmap targets energy densities approaching 450Wh/kg with enhanced safety characteristics compared to conventional liquid electrolyte systems.

3. QuantumScape Corporation

QuantumScape develops solid-state lithium-metal batteries utilizing proprietary ceramic separator technology that enables direct lithium-metal anode integration without dendrite formation. The company's single-layer prototype cells have demonstrated over 800 charge-discharge cycles while retaining more than 80% capacity, with energy density projections exceeding 380Wh/kg at the pack level for automotive applications.

The technology architecture eliminates traditional graphite anodes and conventional liquid electrolytes, replacing them with solid ceramic electrolyte layers measuring less than 100 micrometers in thickness. QuantumScape collaborates with Volkswagen Group for industrialization and commercial deployment, focusing on manufacturing scalability through continuous roll-to-roll ceramic separator production processes. The company conducts extensive safety testing demonstrating superior thermal stability and reduced flammability risk compared to conventional lithium-ion batteries.

4. Solid Power Inc.

Solid Power develops sulfide-based solid electrolyte technology for all-solid-state battery applications, targeting automotive and aerospace sectors. The company's approach utilizes sulfide electrolyte materials offering high ionic conductivity comparable to liquid electrolytes while maintaining solid-state safety advantages. Solid Power has produced multi-layer pouch cells exceeding 20 Ah capacity with silicon-dominant anodes, achieving energy densities over 320Wh/kg.

Manufacturing infrastructure includes pilot production lines utilizing industry-standard electrode coating and cell assembly equipment, demonstrating compatibility with existing lithium-ion manufacturing ecosystems. Solid Power maintains partnerships with BMW Group and Ford Motor Company for technology validation and commercialization pathways. The company's development roadmap emphasizes cost-competitive production through material sourcing optimization and manufacturing process refinement.

5. ProLogium Technology

ProLogium Technology specializes in lithium ceramic battery technology utilizing proprietary bipolar architecture and solid-state electrolyte systems. The company has developed production capacity for solid-state battery cells and operates pilot manufacturing facilities in Taiwan. ProLogium's technology targets consumer electronics, electric vehicles, and specialized industrial applications with energy densities exceeding 330Wh/kg at the cell level.

The bipolar plate architecture enables higher voltage stacking within compact form factors, reducing inactive materials and improving volumetric energy density. ProLogium has demonstrated rapid charging capabilities with cells reaching 80% state of charge in under 15 minutes while maintaining thermal stability below 60°C. The company conducts safety validation including nail penetration and thermal abuse testing, demonstrating non-flammability characteristics inherent to solid electrolyte systems.

6. Blue Solutions (Bolloré Group)

Blue Solutions, a subsidiary of Bolloré Group, develops lithium-metal-polymer battery technology utilizing solid polymer electrolytes combined with metallic lithium anodes. The company operates commercial production facilities in France and Canada, supplying batteries for electric vehicle applications including urban bus fleets and shared mobility programs. Blue Solutions' battery systems operate at elevated temperatures between 60-80°C to optimize polymer electrolyte ionic conductivity.

The technology demonstrates extended cycle life exceeding 3,000 full charge-discharge cycles in commercial deployments, with energy densities approaching 250Wh/kg at the pack level. Blue Solutions integrates thermal management systems maintaining optimal operating temperature ranges, enabling consistent performance in diverse environmental conditions. The company's batteries feature inherent safety characteristics with reduced thermal runaway risk compared to conventional liquid electrolyte lithium-ion systems.

7. 24M Technologies

24M Technologies develops semi-solid lithium-ion battery technology utilizing thick electrode architectures with minimal inactive materials. The company's SemiSolid manufacturing platform replaces traditional electrode coating and drying processes with direct electrode casting, reducing production costs and enabling higher active material loading. 24M's cells achieve energy densities exceeding 280Wh/kg at the cell level with simplified manufacturing requiring 80% less capital equipment compared to conventional lithium-ion production.

The technology architecture utilizes gel-like electrode suspensions containing high proportions of active materials, eliminating copper and aluminum current collector foils within the electrode structure. 24M licenses its manufacturing platform to battery producers globally and has established partnerships for production capacity deployment across multiple geographic regions. The company's approach targets cost-competitive energy storage applications including grid-scale systems, electric vehicles, and industrial equipment, with demonstrated scalability through modular manufacturing infrastructure.

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