How do you convert Amperes to Milliamperes?

Multiply the Amperes value by 1000 to get the equivalent in Milliamperes. The conversion is linear, so the same factor applies to any value.

1 A equals 1000 mA. The inverse is 1 mA = 0.001 A.

Convert A to mA — Current

Amperes → Milliamperes

From

To

A × 1000 = mA mA × 0.001 = A

To convert amperes (A) to milliamperes (mA), multiply the amperes value by 1000. One amperes equals 1000 milliamperes; one milliamperes equals 0.001 amperes. The conversion is a linear scaling with no offset, so the same factor applies to any value.

Current Conversions

Popular current conversions

A to mA

Convert Amperes to Milliamperes

mA to A

Convert Milliamperes to Amperes

Other current conversions

A to µA

Convert Amperes to Microamperes

A to kA

Convert Amperes to Kiloamperes

mA to µA

Convert Milliamperes to Microamperes

mA to kA

Convert Milliamperes to Kiloamperes

µA to A

Convert Microamperes to Amperes

µA to mA

Convert Microamperes to Milliamperes

µA to kA

Convert Microamperes to Kiloamperes

kA to A

Convert Kiloamperes to Amperes

kA to mA

Convert Kiloamperes to Milliamperes

kA to µA

Convert Kiloamperes to Microamperes

Common current ranges

Typical real-world values (A)

Application	Typical range
Sensor / signal loop	0.004 – 0.02 A
Small servo drive	1 – 10 A
Industrial drive	10 – 100 A
Heavy machinery	100 – 1,000 A