Scam alert: always shop at a1solarstore.com – do not trust any other domain.

Cart

Volts to Watts

DC
DC
AC - Single phase
AC - Three phase
Enter the values above

Top solar contractors, ready to help

Share your project details and get competitive offers today.

Get free quotes

The best products for your project

  • Clearance
  • Wholesale
  • Commercial
Limited stock
SEG Solar 405W Solar Panel 108 Cell PERC All-Black SEG405-BMD-TB
$130.69
$154
Save $23.31
View
In stock
JA Solar 405W Solar Panel 108 Cells PERC All-Black JAM54S31-405/MR Clearance

JA Solar 405W Solar Panel 108 Cells PERC All-Black JAM54S31-405/MR Clearance

  • Pickup on Thu, Jun 25 from Orlando, FL
  • Delivery on Jun 24–29
$140.94
$171.69
Save $30.75
View
In stock
Peimar 450W Solar Panel 120 Cell PERC All-Black DR10H450MB Clearance

Peimar 450W Solar Panel 120 Cell PERC All-Black DR10H450MB Clearance

  • boxLocal pickup only
  • Pickup on Thu, Jun 25 from Orlando, FL
$149.04
$258.57
Save $109.53
View

Example of Volts to Watts Calculations

Converting volts to watts is an essential task in many electrical applications. The conversion requires knowledge of the current in amperes. The formula to convert volts (V) to watts (W) is:

W = V×A

Where:

  • V is the voltage in volts
  • A is the current in amperes

Here is a table showing examples of volts to watts conversions with currents of 1, 2, and 4 amperes.

Amps (A)Voltage (V)Kilowatts (kW)
1.00240.000.24
6.00240.001.44
12.00240.002.88
18.00240.004.32
20.00240.004.80
24.00240.005.76
25.00240.006.00
28.00240.006.72
30.00240.007.20
32.00240.007.68
35.00240.008.40
40.00240.009.60
45.00240.0010.80
48.00240.0011.52
50.00240.0012.00
60.00240.0014.40
70.00240.0016.80
80.00240.0019.20
90.00240.0021.60
100.00240.0024.00
125.00240.0030.00
150.00240.0036.00
200.00240.0048.00
300.00240.0072.00
400.00240.0096.00
600.00240.00144.00
800.00240.00192.00
2000.00240.00480.00

Convert 5 volts to watts

To convert 5 volts to watts, you need to know the current in amperes. The formula to convert volts (V) to watts (W) is:

W = V×A

Where:

  • V is the voltage in volts
  • A is the current in amperes

Assuming different current values, here are the calculations:

  1. For 1 ampere (A):

    W = 5×1 = 5 watts

  2. For 2 amperes (A):

    W = 5×2 = 10 watts

  3. For 4 amperes (A):

    W = 5×4 = 20 watts

W = 5×4 = 20 watts

So, for 5 volts:

  • At 1 ampere, it is 5 watts.
  • At 2 amperes, it is 10 watts.
  • At 4 amperes, it is 20 watts.

Convert 12 volts to watts

Assuming different current values, here are the calculations:

  1. For 1 ampere (A):

    W = 12 × 1 = 12 watts

  2. For 2 amperes (A):

    W = 12 × 2 = 24 watts

  3. For 4 amperes (A):

    W = 12 × 4 = 48 watts

So, for 12 volts:

  • At 1 ampere, it is 12 watts.
  • At 2 amperes, it is 24 watts.
  • At 4 amperes, it is 48 watts.

Convert 120 volts to watts

Assuming different current values, here are the calculations:

  1. For 1 ampere (A):

    W = 120×1 = 120 watts

  2. For 2 amperes (A):

    W = 120×2 = 240 watts

  3. For 4 amperes (A):

    W = 120×4 = 480 watts

So, for 120 volts:

  • At 1 ampere, it is 120 watts.
  • At 2 amperes, it is 240 watts.
  • At 4 amperes, it is 480 watts.

Convert 240 Volts to Watts

Here are the calculations:

  1. For 1 ampere (A):

    W = 240×1 = 240 watts

  2. For 2 amperes (A):

    W = 240×2 = 480 watts

  3. For 4 amperes (A):

    W = 240×4 = 960 watts

So, for 240 volts:

  • At 1 ampere, it is 240 watts.
  • At 2 amperes, it is 480 watts.
  • At 4 amperes, it is 960 watts.

See more calculators