Battery C-Rate to Amps Calculator
RC drones, LiPo battery charging limits, EV battery pack discharge capability. Converts battery C-rate rating (e.g., 0.2C, 0.5C, 1C, 2C, 5C) to continuous/peak charge and discharge amperage.
Step-by-Step Derivation ▼ Show Steps
Calculations adhere to standard electrical equations and National Electrical Code guidelines.
Engineering Principles & Calculations
This calculator uses the exact mathematical relationships between Battery Capacity (Ah or mAh), C-Rate Rating to determine Maximum Continuous Current (A), Theoretical Discharge Time (Hours/Minutes). In practical applications, electrical systems must account for safety derating factors, nominal vs actual voltages, and conductor resistance losses.
Converts battery C-rate rating (e.g., 0.2C, 0.5C, 1C, 2C, 5C) to continuous/peak charge and discharge amperage.
Typical Application & Best Practices
RC drones, LiPo battery charging limits, EV battery pack discharge capability.
Battery C-Rate to Amps Calculator Benchmark Lookup Table
| C-Rate | 100Ah Battery Current | Discharge Duration | Common Use Case |
|---|---|---|---|
| 0.1 C (C/10) | 10 Amps | 10 Hours | Lead-Acid Reserve Capacity |
| 0.2 C (C/5) | 20 Amps | 5 Hours | Standard Lead-Acid Discharge |
| 0.5 C (C/2) | 50 Amps | 2 Hours | Standard LiFePO4 Solar Battery |
| 1.0 C (1C) | 100 Amps | 1 Hour | High-Power LiFePO4 Inverter |
| 2.0 C (2C) | 200 Amps | 30 Minutes | EV Acceleration / Power Tools |
| 10.0 C (10C) | 1,000 Amps | 6 Minutes | RC Drone / High-Drain Lithium |