What are the charging and discharging rates?

The recommended charge rate is 0.5C-2C (max 2C), and the discharge rate is 10C.

Sy-7s 27000mAh Lithium Ion Battery for Heavy Duty Uav Use

Name: Sy-7s 27000mAh Lithium Ion Battery for Heavy Duty Uav Use
Brand: Taixing Shengya Electronic Technology Co., Ltd.
SKU: 2143902345

Jiangsu, ChinaTaixing Shengya Electronic Technology Co., Ltd.

US$287.00-359.00

10 Pieces

Product profile

Customization

Available

Type

Li-ion Battery

Cathode Material

NCM

Model NO.

SY-7S-25.9V-27Ah

Rechargeable

Yes

Size

Small

Specification

210mmLength*91mm Width*75mm Height

Trademark

shengya

Origin

Taizhou, Jiangsu, China

Key features

High Energy Density: Solid-state technology delivers 255Wh/kg for lighter weight and longer flight time.

Long Cycle Life: Endures up to 1800 cycles with stable performance and high consistency.

Superior Safety: Advanced solid-state design ensures better safety and stability under heavy loads.

Weather Resistant: Waterproof treatment protects against wind and rain for reliable outdoor use.

Customization Options: Customizable combination methods, outlet positions, plug models, and logos available.

High Power Output: Surging power with stable magnification characteristics for demanding UAV applications.

Fast Flight Time Improvement: Delivers 20-35% improvement in flight time compared to standard batteries of same capacity.

Company profile

Importers and ExportersFast DeliveryQuality Assurance100% Finished Products Inspection

Taixing Shengya Electronic Technology Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 8 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤4.49h

AI-Powered supplier vetting

SummaryThe supplier demonstrates broad customization, OEM/ODM availability, documented R&D processes, and experience in electronic components, batteries, new-energy vehicle accessories, and related manufacturing. Quality and customer-complaint procedures are documented and reportedly followed. Production operates through one line, with stated order fulfillment within 15 workdays in both peak and off-peak periods, although overall capacity evidence is limited. Financial records are referenced for 2022–2024, but no assessment of financial strength is provided. The supplier has inventory capability and valid manufacturing contracts with associated subcontractors, but no overseas warehouse or showroom. Evidence of certifications and specific customer cases is insufficient.

Supplier typeThe supplier’s stated business scope includes manufacturing electronic components and special materials, battery and battery-part production, power-electronic components, and new-energy vehicle accessories, alongside related sales activities. This supports classification as a manufacturer and supplier in electronics, battery, and new-energy-related products.

After-Sales capabilityThe supplier reports clear procedures and followed records for corrective and preventive actions and customer complaints, indicating a documented service-response process. It also has inventory capability, but lacks overseas warehouse and showroom services, so the evidence supports process capability rather than comprehensive international after-sales coverage.

R&D capabilityThe supplier states that it introduced new products during the past year, provides ODM services, and maintains R&D documentation covering design inputs, outputs, reviews, verification, and validation. R&D personnel use AutoCAD, Pro/E, and SolidWorks; however, no SDK is available, which limits evidence of software-development integration.

Production capacityThe supplier operates one production line, reports fulfillment within 15 workdays during both peak and off-peak periods, has inventory capability, and holds valid manufacturing contracts with associated subcontractors. These facts support operational capability, although the limited line count and incomplete capacity metrics prevent a broader capacity assessment.

Customization capabilityThe supplier explicitly offers customization from samples and designs, full and minor customization, and flexible customization. It also reports ODM availability, providing direct evidence of broad product-development and customization support.

Client casesThe supplier states that it provides OEM services for well-known brands, which is evidence of brand-related customer experience. However, no customer names, product examples, project outcomes, or verifiable case details are supplied.

Product Q&A

Q:What is the cycle life of this battery?

The battery offers a long cycle life of up to 1800 cycles with stable performance.

Q:Can the battery be customized?

Yes, we offer customization for combination methods, outlet positions, plug models, and logos.

Q:What is the energy density of the battery?

The battery features a high energy density of 255Wh/kg, enabling lighter weight and longer flight times.

Q:Is the battery waterproof?

Yes, the battery undergoes waterproof treatment and is resistant to wind and rain.

Q:How much does the flight time improve?

Using this battery can improve flight time by 20 to 35 percent compared to standard batteries.

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Sy-7s 27000mAh Lithium Ion Battery for Heavy Duty Uav Use