20 Watts to Milliwatts

Convert 20 watts (W) to milliwatts (mW) with formulas, examples, and conversion tables.

W
mW
20 W = 20000 mW
Full precision:20000 mW
Step-by-Step Solution

To convert 20 watts to milliwatts, we multiply by 1000 because one watt equals exactly 1000 milliwatts.

1 watt = 1000 milliwatts

Since each watt contains 1000 milliwatts, we multiply our value by this factor:

20 × 1000 = 20000 milliwatts

So 20 watts = 20000 milliwatts.

✓Quick check: 20000 ÷ 1000 = 20 watts
↔ Milliwatts to Watts

Watts to Milliwatts Conversion Table

WattsMilliwatts
1 W1000 mW
2 W2000 mW
3 W3000 mW
4 W4000 mW
5 W5000 mW
10 W10000 mW
20 W20000 mW
50 W50000 mW
100 W100000 mW

20 Watts in Other Units

Unit20 W =
Watts to Kilowatts0.02 kW
Watts to Megawatts0.00002 MW
Watts to Gigawatts2e-8 GW
Watts to Milliwatts20000 mW
Watts to Horsepower0.02682 hp
Watts to Metric Horsepower0.027192 PS
Watts to BTU/hour68.2428 BTU/h
Watts to Foot-pounds/second14.7512 ft·lb/s
Watts to Calories/second4.7801 cal/s

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