Convert 1 A to Milliamps
Quick Answer: 1 A = 1,000 mA
Amps to Milliamps Examples
See Also
- 0.1 A to mA — 100 mA
- 0.2 A to mA — 200 mA
- 0.3 A to mA — 300 mA
- 0.4 A to mA — 400 mA
- 0.5 A to mA — 500 mA
- 0.6 A to mA — 600 mA
- 0.7 A to mA — 700 mA
- 0.8 A to mA — 800 mA
- 0.9 A to mA — 900 mA
- 1.1 A to mA — 1,100 mA
- 1.2 A to mA — 1,200 mA
- 1.3 A to mA — 1,300 mA
- 1.4 A to mA — 1,400 mA
- 1.5 A to mA — 1,500 mA
- 1.6 A to mA — 1,600 mA
- 1.7 A to mA — 1,700 mA
- 1.8 A to mA — 1,800 mA
- 1.9 A to mA — 1,900 mA
- 2 A to mA — 2,000 mA
Frequently Asked Questions
How much is 1 A in milliamps?
1 A equals 1,000 mA. Multiply amps by 1,000 to get milliamps.
How do I convert 1 A to milliamps?
Multiply by 1,000: 1 A × 1,000 = 1,000 mA.
How many milliamps are in one amp?
There are exactly 1,000 milliamps (mA) in 1 amp (A). The prefix "milli" means one-thousandth.
All unit conversions on CoolConversion use conversion factors defined or documented by internationally recognised standards bodies (such as ISO and NIST), including both SI and non-SI units.
Conversion factors verified against NIST, BIPM
Based on SI definitions (BIPM).
Last reviewed: March 2026
