Overview
HRB Graphene 10S 4000mAh 37V 100C LiPo battery for RC power systems requiring a high-discharge 10S pack. It comes with an EC5 main connector and a JST-XH balance lead for cell balancing during charging.
Key Features
- Graphene series LiPo battery pack
- 10S (37V) configuration with 4000mAh capacity
- 100C discharge rate
- EC5 main power connector
- JST-XH balance connector
- Charge rate: 5C (2C recommended)
Specifications
| Brand | HRB |
| Series | Graphene |
| Battery Type | LiPo |
| Cell Count | 10S |
| Nominal Voltage | 37V |
| Capacity | 4000mAh |
| Discharge Rate | 100C |
| Charge Rate | 5C (2C recommended) |
| Main Connector | EC5 |
| Balance Connector | JST-XH |
| Dimensions | 272 x 44 x 43mm |
| Net Weight | 1108g |
What's Included
- 1 x HRB Graphene 10S 4000mAh 37V 100C LiPo battery (EC5 + JST-XH)
Applications
- RC aircraft and large RC models using 10S (37V) LiPo power
- Industrial/robotics and other high-current RC/DIY power systems compatible with EC5
Support
For pre-purchase compatibility questions (connector type, pack dimensions, and charger/balancer support), contact [email protected] or visit https://rcdrone.top/.
Details

Built for high-current 10S (37V) setups, this HRB Graphene 4000mAh pack uses an EC5 main connector plus a JST-XH balance lead for charging and cell balancing.
