Commercial and industrial energy storage
Commercial and Industrial Energy Storage
Herewin Home Energy Storage Battery
Home Energy Storage
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Drones
pexels-cookiecutter-1148820
Telecom Backup Power
Low-Speed Electric Vehicles
Low-Speed Electric Vehicles
Compact RV Travel
RV Power
forklift
Forklift Truck
Lead To Lithium Conversion
Lead To Lithium Conversion

NMC(Lithium Nickel Manganese Cobalt Oxide)

A lithium-ion battery using nickel-manganese-cobalt ternary composite cathode materials, offering both high energy density and good stability. A mainstream choice for power batteries, widely used in electric vehicles, power tools, and other fields, providing balanced and reliable performance.

Battery-Cells-1
T9045135Z 3.7V 5Ah

Maximum continuous discharge: 40C

Maximum continuous charging: 2C

Cycle life: ≥ 400 times

Cell weight:~105g

T12105212GH 3.8V 30Ah

Maximum continuous discharge: 15C

Maximum continuous charging: 4C

Cycle life: ≥ 750 times

Cell weight:~530g

T11105212GH 3.8V 25Ah

Maximum continuous discharge:15C

Maximum continuous charging: 4C

Cycle life: ≥ 750 times

Cell weight:~455g

T9280215SH 3.8V 20Ah

Maximum continuous discharge: 20C

Maximum continuous charging: 4C

Cycle life: ≥ 300 times

Cell weight:~355g

T1174170GH 3.8V 16Ah

Maximum continuous discharge: 15C

Maximum continuous charging: 3C

Cycle life: ≥ 600 times

Cell weight:~300g

Applications

Agricultural Drone Spraying
Agricultural Drone Spraying

High energy density batteries ensure extended endurance for long-duration crop protection missions.

Heavy-lift-drone
Heavy-Lift Drone

Delivers stable, high-power output during vertical takeoff of heavy payloads with minimal heat generation for sustained operation.

Industrial Robotic Arm
Industrial Robotic Arm

Supports continuous high-rate discharge to meet the demanding power needs of heavy-duty machinery.

Electric Three-Wheel Delivery Vehicle
Electric Three-Wheel Delivery Vehicle

Balanced-performance batteries optimize both payload capacity and driving range.

Grid-Scale Energy Storage Station
Grid-Scale Energy Storage Station

Scalable integrated design supports efficient energy peak shaving and load balancing.

autonomous police patrol robot
Police Patrol Robot

Wide-temperature-range batteries ensure reliable performance in all-weather, around-the-clock duty environments.

FREE DESIGN

Customized exclusive battery plans! Professional engineers plan battery programs one-on-one.

Maximize Drone Effect with Our Tailored Battery Solutions

EES-Propose-Requests
Propose Requests
Customized-Solution
Customized Solutions
End-to-End-Controlled-Production-Testing
End-to-End Controlled Production & Testing
Warehouse-and-shipped-out
Warehouse and shipped out

Explore Herewin Factory: The Source of Quality

Founded in 2019, Shenzhen Jarwin Time Technology Co., Ltd. is backed by a founding and operational team with over 20 years of extensive experience in the battery industry. It specializes in developing and producing high-performance lithium-ion polymer batteries.
Gain a comprehensive insight into who we are and what we stand for. By exploring the meticulous precision of our
production lines, the efficient management of our factories, and the genuine feedback from our satisfied customers,
you’ll see how we ensure excellence at every step of the process

Different Services For Clients With Different Patterns

FOR OFFLINE CLIENTS

Flexible Delivery Time

Reliable delivery schedules and warehousing support.

High Cost-Effectiveness

Competitive pricing to maximize overall value.

Wide Product Selection

Diverse options to cater to all market segments.

FOR ONLINE CLIENTS

Low MOQ

Flexible MOQ with mixed product options.

Custom Logo

Personalized logo customization for small batches.

One-Stop Marketing Package

Provide quality images, videos to enhance sales revenue.

FOR BRAND CLIENTS

Exclusive Regional Rights

Provide all of herewin's resources and capabilities

R&D Resources

Custom sample within 7 days with R&D capabilities.

Fast Delivery

Efficient production and ship within 25 days at the fastest.

Production Flow of Battery Cells

Mixing​
Step 1 :Mixing​

Blends active materials, binders, and solvents into a uniform slurry to ensure consistent electrochemical performance.

Coating
Step 2 :Coating

Spreads the slurry onto metal foils (anode/cathode) with precise thickness control for optimal energy density.

Drying
Step 3 :Drying

Removes solvents from coated electrodes to stabilize material adhesion and prevent cracking.

Coating&Winding
Step 4 :Coating & Winding

Combines anode/cathode layers with separators and winds them into a compact jellyroll structure.

Pressuring Film
Step 5 :Pressuring Film

Compresses electrodes to enhance density and conductivity while maintaining porosity for ion flow.

Making Film​
Step 6 :Making Film​

Trims electrodes into precise dimensions to fit battery cell specifications.

Stacking
Step 7 :Stacking

Aligns anode/separator/cathode layers in a Z-fold pattern to maximize space efficiency.

Welding
Step 8 :Welding

Joins electrode tabs using laser welding to minimize resistance and ensure current stability.

Encapsulation​
Step 9 :Encapsulation​

Seals cells in aluminum-plastic film to protect against moisture, dust, and mechanical stress.

Baking
Step 10 :Baking

Removes residual moisture from cells under vacuum to prevent electrolyte degradation.

Injection
Step 11 :Injection

Fills electrolyte into cells to enable ion transport between electrodes.

Charging
Step 12 :Charging

Activates cells with initial charging to form a stable solid-electrolyte interface (SEI).

Extracting Air​
Step 13 :Extracting Air​

Evacuates gas from cells to eliminate air pockets and ensure full electrolyte penetration.

Charging and Discharging​
Step 14 :Charging and Discharging​

Cycles cells to stabilize performance and screen out defects before final assembly.

Testing
Step 15 :Testing

Validates capacity, impedance, and safety (e.g., overcharge, short-circuit) under strict protocols.

Assembling​
Step 16 :Assembling​

Integrates cells into modules or packs with BMS, wiring, and thermal management systems.

LEARN MORE DETAIL

Learn more about production details and manufacturing process

Testing Process

Fair&Certification

Certifications are herewin’s greatest strength.
Meets the needs of all markets, and the source factories are fully certified to ensure quality.

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Related category

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FAQs

Can battery cells of different capacities be combined in a pack?

Not recommended. Cells with different capacities have mismatched charging behavior, leading to overcharge/discharge, reduced lifespan, or even safety hazards.

How can I tell if a battery cell is aging?

Signs include: much shorter runtime (e.g. from 5 hours to 2), unstable voltage during use, charging issues, or fast discharging—all indicators of aging cells.

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