OID 51.8V 27Ah 5C High Rate Lithium Polymer Battery Pack 14S1P for Drones & UAVs
Elevate your high-power applications with the OID 51.8V 27Ah LiPo Battery Pack, engineered for superior performance in drones, UAVs, and other demanding devices. Manufactured by Jianheng (Shenzhen Jianheng Technology Co. Ltd.), this advanced Lithium Polymer battery delivers exceptional energy density, rapid charging capabilities, and robust power output.
Key Features & Benefits
- High Capacity & Voltage: 27000mAh nominal capacity (26000mAh min) and 51.8V nominal voltage, providing sustained power for extended operations
- High Rate Discharge: Supports 5C continuous discharge (≤30 seconds) and a 10C pulse discharge (≤3 seconds), perfect for high-current demands
- Ultra-Fast Charging: Capable of 2C super-fast charging, significantly reducing downtime
- Exceptional Energy Density: Achieves ≥255Wh/Kg weight energy ratio and ≥54Wh/L volume energy ratio, ensuring lightweight and compact power
- Robust Cycle Life: Designed to deliver ≥300 cycles at 0.5C charge/discharge with 80% capacity retention
- Wide Temperature Range: Reliable discharge from -20℃ to 60℃, suitable for varied operating environments
- Precision Assembly: 14S1P configuration with MOLEX 16-pin balance connector and AS150U-F power connector for secure integration
Detailed Specifications
| Model |
EP9787187-27000mAh-5C-51.8V |
| Nominal Capacity |
27000mAh (0.5C discharge) |
| Nominal Voltage |
51.8V |
| Configuration |
14S1P |
| Full Charge Voltage |
58.8V |
| Cut-off Voltage |
49.2V |
| Standard Charge |
0.5C CC/CV to 58.8V, ≤0.05C cut-off |
| Fast Charge |
1C CC/CV to 58.8V, ≤0.05C cut-off |
| Super Fast Charge |
2C CC/CV to 58.8V, ≤0.05C cut-off |
| Standard Discharge |
0.5C (13.5A) |
| Continuous Rate Discharge |
5C (≤30 seconds) |
| Pulse Discharge |
10C (≤3 seconds) |
| AC Internal Impedance |
≤14.0mΩ |
| Dimensions (H x W x L) |
141.5±4.0mm x 89.0±1.0mm x 205.0±2.0mm |
| Weight |
~5420g |
| Weight Energy Density |
≥255Wh/Kg |
| Volume Energy Density |
≥54Wh/L |
| Operating Temperature (Charge) |
0℃ to 45℃ |
| Operating Temperature (Discharge) |
-20℃ to 60℃ |
| Shipping Voltage |
49.2V - 50.4V (40%-50% SOC) |
Performance Data
- Discharge Rate: ≥98% capacity at 0.5C & 1C, ≥90% at 3C
- Temperature Performance: Maintains ≥90% capacity at 40℃, ≥85% at 0℃, and ≥70% at -10℃
- Cycle Life: ≥300 cycles (0.5C charge/discharge) with capacity retention ≥80%
- Charge Retention: ≥85% capacity after 28 days of storage at 25±3℃
- High Temperature Performance: ≥98% capacity after 4 hours at 55±2℃
Safety & Reliability
Our LiPo battery packs undergo rigorous safety testing, including vibration, drop, and short-circuit tests, to ensure compliance with international standards. The built-in protection circuit and high-quality connectors (MOLEX 16-pin and AS150U-F) provide reliable performance and prevent damage from overcharge, over-discharge, and short circuits.
- Vibration Test: No fire, explosion, or leakage (10Hz~55Hz, 1.6mm amplitude)
- Drop Test: No fire, explosion, or leakage (1.2m drop height, 3 times)
Applications
- Professional drones and UAVs
- Robotics and autonomous systems
- High-power RC models
- Electric vehicles and portable power stations
- Industrial equipment and medical devices
Quality Assurance & Contact
