Description

Why Ultra-High-Voltage Drone Batteries Matter for Modern Flight Performance

Drone operators across agriculture, industrial inspection, logistics, and racing sports face a common set of obstacles: limited endurance, unstable power output in extreme environments, battery swelling, inconsistent cell performance, low energy density, weak high/low-temperature tolerance, and charging safety concerns. These pain points directly limit how far, how long, and how safely a drone can fly. Solving them requires more than a standard lithium battery — it requires a manufacturer with deep, full-stack expertise in cell chemistry, battery management systems, and system-level integration.

Shenzhen Jentc Technology Co., Ltd., operating under the brand names Jentc, Rechane, Jentc World, and Ruichen, has spent 14 years focused specifically on this challenge. 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, offering a full set of customized services for high-rate lithium batteries and their charging and maintenance management systems.

A Strategic Focus on High-Voltage, High-Rate Technology

Jentc Technology’s strategic positioning centers on the R&D and manufacturing of high-rate, long-endurance, high-safety lithium polymer batteries and semi-solid-state batteries. Rather than supplying cells alone, the company provides overall system solutions that combine cells, BMS, and structure — an approach designed to address endurance bottlenecks and power instability at the system level rather than through isolated component upgrades.

This focus is backed by a track record of technical milestones. In 2015, the company pioneered the launch of the 4.35V high-voltage drone battery (LIHV). In 2019, it launched an active battery balancing system (BMS) and pioneered the high-voltage version of the 3C fast-charging drone battery. In 2021, it pioneered the 4.4V ultra-high-voltage large-capacity drone battery. Progress continued in 2022 with a 100V high-voltage drone battery intelligent management module and charger, plus a drone battery data acquisition module. In 2023, the company launched a 200V high-voltage drone battery intelligent management module and charger. In 2024, it introduced a 400V high-voltage drone battery and charging solution, a high-current discharge high-speed drone battery, and a -30°C to 10C low-temperature rate discharge drone battery. Looking ahead, the company has indicated plans to pioneer a drone battery intelligent instrument in 2026.

The company holds dozens of patents and maintains an experienced R&D team with full-stack development capabilities — from cell formula design to drone battery BMS hardware design, embedded software, and communication protocol stacks. Its products carry global certifications including UL, CE, CB, and UN38.3, and its business philosophy — "industry development as the guide, application technology as the cornerstone, and value enhancement as the mission" — is paired with core values of Safety, Innovation, and Quality.

Customized Ultra-High-Voltage Drone Battery Solutions

Under its main product line, Drone Battery, Jentc Technology offers customized drone battery development covering high-rate batteries, semi-solid-state batteries, smart batteries, FPV racing batteries, heavy-lift drone batteries, drone battery BMS, and high- and low-temperature drone batteries. The product is positioned to enhance the overall endurance and power performance of drones, directly targeting pain points such as short endurance time, insufficient power, low charging efficiency, discharge control failure, and poor low-temperature performance.

Two differentiated value pillars define this offering. First, cell customization: by utilizing cathode/anode plates, electrolytes, separators, and conductive agents with superior performance, and by applying more innovative formulas and processes, the company significantly increases the energy density of drone batteries — resulting in longer flight times and stronger power. Second, drone battery BMS customization: a more reasonable SOC calculation and discharge logic addresses battery swelling and discharge failure issues, improving overall safety, while active balancing technology ensures good cell consistency and extends cycle life.

The customization range covers voltage up to 400V, discharge rate up to 180C, energy density up to 420Wh/kg, cell capacity up to 90Ah, fast charging up to 5C, low-temperature operation above -70°C, and high-temperature tolerance below 80°C, along with a full set of drone battery BMS hardware and software solutions. This range supports diverse industry applications including agricultural plant protection, heavy-lift drones, power and photovoltaic inspection, FPV drones, pipeline inspection drones, logistics drones, cleaning drones, and formation drones.

Proven Results Across Real-World Scenarios

The value of ultra-high-voltage and high-rate customization is best illustrated through documented project cases. In 2025, for ultra-speed drones, rocket FPV drones, and counter-drone systems, the company applied pure cobalt lithium materials, a unique electrolyte and separator formula, an oily stacking process, and two-tab manufacturing to increase discharge current — enabling a discharge current of 400A so the drone flies out instantly.

In 2024, for water and water-rescue drones facing short endurance and insufficient takeoff power, the company used its own drone battery BMS data acquisition module to configure a 4.4V high-voltage cell formula based on exported drone data, increasing energy density by 25% and extending endurance time by 25%, allowing the drone to take off easily from water. That same year, for training and educational drones, adopting a pure cobalt material with oily process and stacking process extended 6s 22000mAh flight time from 20–22 minutes to 25–30 minutes.

In 2023, pipeline and indoor inspection drones limited to 15 minutes of flight were upgraded to a 4.4V high-voltage (LIHV) solution with refined cathode/anode materials, electrolyte, separator, copper foil, and conductive agents, extending endurance to 18 minutes. In 2022, a heavy-lift/VTOL drone case replaced standard 4.2V 24s cells with 4.4V ultra-high-voltage cells, adjusted separator, copper foil, and conductive agent formulas to reduce weight to 5.8kg per unit, and increased capacity from 10000mAh to 12000mAh at 10C — raising energy density by nearly 25% and extending endurance from 5.5 to 7.5 minutes, exceeding the customer’s 6.5-minute target. In 2019, agricultural plant protection drones suffering from 50-minute charging times were redesigned with high-temperature electrolyte, ceramic separator, customized copper foil, and improved heat dissipation, cutting charging time to 18 minutes for 22.8V 16000mAh/22000mAh high-voltage batteries at 3C charging current.

Complementary High-Rate and Semi-Solid-State Battery Lines

Beyond drone batteries, Jentc Technology’s High-Rate Battery line addresses insufficient power, short discharge time, low energy density, and poor high/low-temperature performance through cells with discharge rate formulas up to 150C, high/low-temperature cells, semi-solid-state options, and active-balancing BMS with optional preheating functions. Its Semi-Solid-State Battery line specifically targets excessive weight and safety requirements, using higher energy density chemistry within a customization range of up to 420Wh/kg energy density, above 5Ah capacity, and up to 10C discharge rate — applicable to drones, robots, robotic dogs, laser equipment, and other portable devices.

For organizations evaluating ultra-high-voltage drone battery partners, Jentc Technology’s combination of documented technical milestones since 2015, certified global compliance, and case-verified performance improvements offers a transparent basis for assessment against specific operational requirements.