The formula for calculating Amps to Watts for DC is

I_{(A)} × V_{(V)}
/
1000

**Example of Calculations for current type DC: **

Current (amps): 23

Voltage (volts): 4

23 × 4
/
1000

= 92 W
The formula for calculating Amps to Watts for AC - Single Phase is

PF × I_{(A)} × V_{(V)}
/
1000

**Example of Calculations for current type AC - Single Phase: **

Current (amps): 23

Voltage (volts): 4

Power Factor (PF): 0.5 (must lie between 0-1)

0.5 × 23 × 4
/
1000

= 46 W
The formula for calculating Amps to Watts for AC - Three Phase (voltage type = Line to line voltage) is

√3 × PF × I_{(A)} × V_{L-L(V)}
/
1000

**Example of Calculations for current type AC - Three Phase: **

Current (amps): 23

Voltage (volts): 4

Power Factor (PF): 0.5 (must lie between 0-1)

Voltage Type: Line to line voltage

√3 × 0.5 × 23 × 4
/
1000

= 79.674337148 W
The formula for calculating Amps to Watts for AC - Three Phase (voltage type = Line to neutral voltage) is

3 × PF × I_{(A)} × V_{L-L(V)}
/
1000

**Example of Calculations for current type AC - Three Phase: **

Current (amps): 23

Voltage (volts): 4

Power Factor (PF): 0.5 (must lie between 0-1)

Voltage Type: Line to neutral voltage

3 × 0.5 × 23 × 4
/
1000

= 138 W