How to choose a LiPo battery for an RC aircraft
Cell count, capacity, C rating, connectors, battery weight and realistic flight time explained for RC aircraft buyers.
EcoPower "Electron" 2S 100C Intelligent LiPo Battery w/EC5 Connector (7.4V/5000mAh) (Axial/Losi/ARRMA 2S & 4S vehicles)
Prices are intentionally not displayed on the site.
Contact RC-MODEL for current availability, technical fit, compatible accessories and a formal quote.
EcoPower "Electron" 2S 100C Intelligent LiPo Battery w/EC5 Connector (7.4V/5000mAh) (Axial/Losi/ARRMA 2S & 4S vehicles) is a EcoPower product intended for matching RC power packs to compatible vehicles, aircraft, transmitters or field gear. This page presents the practical buying information a customer needs: fit, SKU, image, category and technical specifications.
The content is written for purchasing through RC-MODEL, without supplier prices or links to competing stores.
Key Advantages
- Organized under the EcoPower battery and charging range.
- Intended for matching RC power packs to compatible vehicles, aircraft, transmitters or field gear.
- Includes local product imagery and structured specifications for easier comparison.
- Automatic identification and recording of all battery parameters
- High Quality lithium
- Adjusting charging parameters to improve safety
Core Specifications
- Manufacturer: EcoPower
- Brand: EcoPower
- Product Code: ECP-3139
- Product Family: EcoPower battery and charging range
- Application: matching RC power packs to compatible vehicles, aircraft, transmitters or field gear
- Voltage: 7.4V
- Capacity: 5000mAh
- C Rating: 100C
- Cell Count: 2S
- Weight: 8.75oz (248g)
- AMain Product ID: 1548648
- Nominal Voltage: 7.4V (2S)
- Maximum Charge Rate: 1C (5A)
- Continuous: 100C
Relevant RC Academy guides
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How to measure current draw with a Watt Meter
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| Technical Specifications | |
| Manufacturer | EcoPower |
| Brand | EcoPower |
| Product Code | ECP-3139 |
| AMain Product ID | 1548648 |
| Voltage | 7.4V |
| Capacity | 5000mAh |
| C Rating | 100C |
| Cell Count | 2S |
| Product Family | EcoPower battery and charging range |
| Application | matching RC power packs to compatible vehicles, aircraft, transmitters or field gear |
| Weight | 8.75oz (248g) |
| Nominal Voltage | 7.4V (2S) |
| Maximum Charge Rate | 1C (5A) |
| Continuous | 100C |
| Peak | (Not Available) |
| Cell Configuration | 2S1P |
| Watt Hours | 37Wh |
| ROAR Approved | No |
| Battery | EC5 |
| Balance | Intelligent |
| Dimensions (LxWxH) | 5.48x1.85x0.99in (139.1x46.9x25.2mm) |
Tags: EcoPower, ECP-3139, EcoPower battery and charging range, EcoPower Catalog, EcoPower Batteries, EcoPower RC Accessories, RC-MODEL