Milliamperes to Amperes Converter
Convert milliamperes (mA) to amperes (A), with the formula, a conversion table and exact factors.
Change the values and press Calculate to work out your own figures.
Enter an electric current, choose its unit and the unit you want. The answer is exact until it is shown, and the same value appears in every other unit.
Show the working
- 1 mA = 0.001 A
- 1 × 0.001 = 0.001 A
How to convert milliamperes to amperes
1 mA = 0.001 A, so multiply by 0.001 to go from milliamperes to amperes. Going the other way, 1 A = 1,000 mA.
A = mA × 0.001 mA = A × 1,000
Worked example:
1 mA = 0.001 A 5 × 0.001 = 0.005 A
Milliamperes to amperes table
| Milliamperes | Amperes |
|---|---|
| 1 mA | 0.001 A |
| 2 mA | 0.002 A |
| 3 mA | 0.003 A |
| 4 mA | 0.004 A |
| 5 mA | 0.005 A |
| 6 mA | 0.006 A |
| 7 mA | 0.007 A |
| 8 mA | 0.008 A |
| 9 mA | 0.009 A |
| 10 mA | 0.01 A |
| 15 mA | 0.015 A |
| 20 mA | 0.02 A |
| 25 mA | 0.025 A |
| 30 mA | 0.03 A |
| 40 mA | 0.04 A |
| 50 mA | 0.05 A |
| 75 mA | 0.075 A |
| 100 mA | 0.1 A |
| 250 mA | 0.25 A |
| 500 mA | 0.5 A |
| 1000 mA | 1 A |
About the units
- Milliamperes (mA)
- Milliamperes, a metric unit. Definition: BIPM SI Brochure (SI prefixes).
- Amperes (A)
- Amperes, a metric unit. Definition: BIPM SI Brochure.