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Example of Amps to Watts Calculations
To convert amps (A) to watts (W), you need to know the voltage (V). The formula to convert amps to watts is:
Watts=Amps×Volts
Assuming a common voltage of 120V for these calculations.
Table of Amps to Watts Conversions
Below is a table showing the conversion of various amp values to watts, sorted from smallest to largest, assuming a voltage of 120V.
|
Amps (A) |
Voltage (V) |
Watts (W) |
|
1.20 |
120.00 |
144.00 |
|
1.50 |
120.00 |
180.00 |
|
2.00 |
120.00 |
240.00 |
|
2.10 |
120.00 |
252.00 |
|
2.40 |
120.00 |
288.00 |
|
2.50 |
120.00 |
300.00 |
|
3.00 |
120.00 |
360.00 |
|
3.10 |
120.00 |
372.00 |
|
3.40 |
120.00 |
408.00 |
|
3.50 |
120.00 |
420.00 |
|
4.00 |
120.00 |
480.00 |
|
4.50 |
120.00 |
540.00 |
|
4.80 |
120.00 |
576.00 |
|
5.00 |
120.00 |
600.00 |
|
6.00 |
120.00 |
720.00 |
|
6,50 |
120.00 |
780.00 |
|
7.00 |
120.00 |
840.00 |
|
7.50 |
120.00 |
900.00 |
|
8.00 |
120.00 |
960.00 |
|
8.50 |
120.00 |
1020.00 |
|
9.00 |
120.00 |
1080.00 |
|
10.00 |
120.00 |
1200.00 |
|
11.00 |
120.00 |
1320.00 |
|
12.00 |
120.00 |
1440.00 |
|
12.50 |
120.00 |
1500.00 |
|
13.00 |
120.00 |
1560.00 |
|
14.00 |
120.00 |
1680.00 |
|
15.00 |
120.00 |
1800.00 |
|
16.00 |
120.00 |
1920.00 |
|
18.00 |
120.00 |
2160.00 |
|
20.00 |
120.00 |
2400.00 |
|
25.00 |
120.00 |
3000.00 |
|
30.00 |
120.00 |
3600.00 |
|
40.00 |
120.00 |
4800.00 |
|
50.00 |
120.00 |
6000.00 |
|
60.00 |
120.00 |
7200.00 |
|
100.00 |
120.00 |
12000.00 |
|
120.00 |
120.00 |
14400.00 |
|
150.00 |
120.00 |
18000.00 |
|
200.00 |
120.00 |
24000.00 |
Convert 10 Amps to Watts
To convert 10 amps to watts at 120V:
Watts=10×120=1200 W
Convert 15 Amps to Watts
To convert 15 amps to watts at 120V:
Watts=15×120=1800 W
Convert 20 Amps to Watts
To convert 20 amps to watts at 120V:
Watts=20×120=2400 W