Semi-Solid-State High Energy Density UAV Battery

Extended Flight Range with High Energy Density

Semi-Solid-State High Energy Density UAV Battery

9587191GSH2 51.8V 40000mAh

High-Energy UAV Battery for Extended Flight Performance

40,000mAh High Capacity

The battery provides a nominal capacity of 40,000mAh, delivering extended operating time for long-endurance UAV applications.

450Wh/kg High Energy Density

Featuring a high pack energy density of 450Wh/kg, the battery helps improve flight endurance while reducing overall UAV weight.

2C Continuous / 5C Peak Discharge

Supports 80A continuous discharge and 200A peak discharge (≤15s), providing reliable high-current output for demanding UAV systems.

Extended Flight Performance Design

With a nominal voltage of 51.8V, a weight of approximately 5,000g, and dimensions of 210 × 90 × 170mm, the battery is designed for UAV platforms requiring high energy capacity and long-duration operation.

Reliable Operating Performance

Supports 0°C to 45°C charging and -20°C to 55°C discharging, with a cycle life of ≥150 cycles for repeated operation.

SPECIFICATION

No. Item Specification Remarks
1 Product Name Semi-Solid High Energy Density UAV Battery —
2 Battery Model 51.8V 40000mAh —
3 Cell Model 9587191GSH2 —
4 Cell Type Rechargeable Lithium-Ion Polymer Pouch Cell Semi-solid-state cell
5 Configuration 14S1P —
6 Nominal Voltage 51.8V —
7 Nominal Capacity 40000mAh At 0.2C charge and discharge
8 Minimum Capacity 38000mAh —
9 Cell Gravimetric Energy Density 450Wh/kg —
10 Charge Cut-off Voltage 59.5V —
11 Discharge Cut-off Voltage 32.2V —
12 Standard Charge Current 8A 0.2C, ambient temperature 25 ± 2°C
13 Fast Charge Current 20A 0.5C, ambient temperature 20–45°C
14 Standard Discharge Current 8A 0.2C
15 Max. Continuous Discharge Current 80A 2C
16 Peak Discharge Current 200A ≤15 seconds
17 Initial Internal Resistance ≤45mΩ AC impedance at 1kHz
18 Weight ≈5000g —
19 Battery Pack Dimensions Max. 170 × 90 × 210mm Thickness × width × length
20 Operating Temperature Charge: 0–45°C; discharge: −20–55°C —
21 Cycle Life ≥150 cycles 0.2C charge and discharge; capacity retention ≥80%
22 Charge Retention ≥85% Stored at 25 ± 3°C for 28 days after standard charging, followed by standard discharge
23 Transportation Voltage ≥49V —

ELECTROCHEMICAL PERFORMANCE

No. Test Item Performance Requirement Test Condition
1 Standard Discharge Capacity ≥38000mAh 0.2C discharge
2 Cycle Life ≥150 cycles 0.2C charge and discharge; capacity retention ≥80%
3 Capacity Retention After Cycling ≥80% After 150 cycles; subject to test protocol confirmation
4 Initial Internal Resistance ≤45mΩ AC impedance at 1kHz
5 28-Day Capacity Retention ≥85% Stored at 25 ± 3°C for 28 days after standard charging, followed by standard discharge

Our Services

1. Customization Support
  • Tailored li polymer battery solutions based on your project requirements.
  • Flexible options for voltage, capacity, size, and BMS integration.
  • Professional design assistance from concept to final product.
2. Fast Production & Delivery
  • Efficient manufacturing process ensuring quick turnaround times.
  • Global shipping with secure packaging to protect your order.
3. Quality Assurance
  • 100% quality inspection before delivery.
  • Compliance with international safety and performance standards.
4. After-Sales Support
  • Dedicated technical support for troubleshooting and guidance.
  • Warranty coverage for peace of mind.
  • Quick response to inquiries and issue resolution.
5. Professional Consultation
  • Expert recommendations for the best battery solution for your application.
  • Comprehensive project evaluation to optimize performance and cost.

Warranty
The warranty period for this product is 1 year from the date the product left the manufacturer’s door.

Battery Packing Label
The following warnings should be indicated on the battery pack labels.

  • Use a specified charger.
  • Do not throw the battery into fire, or heat.
  • Do not short-circuit the battery terminals.
  • Do not disassemble the battery.

Common Application Scenarios

Product FAQs

The nominal capacity is 11,500mAh. The specified minimum capacity is 10,975mAh at a 0.2C discharge rate.

The nominal energy is approximately 40.25Wh, based on a nominal voltage of 3.5V and a nominal capacity of 11.5Ah.

The maximum specified continuous discharge current is 3C, equivalent to 34.5A.

The cell supports up to 5C or 120A for a maximum duration of 60 seconds.

The maximum specified charging current is 0.5C, equivalent to 5.75A.

The cell is specified to retain at least 80% of its initial minimum capacity after 300 cycles under the defined laboratory conditions.

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