4 Watts to Milliwatts
Convert 4 watts (W) to milliwatts (mW) with formulas, examples, and conversion tables.
W
mW
4 W = 4000 mW
Full precision:4000 mW
Step-by-Step Solution
To convert 4 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:
4 × 1000 = 4000 milliwatts
So 4 watts = 4000 milliwatts.
Quick check: 4000 ÷ 1000 = 4 watts
Watts to Milliwatts Conversion Table
| Watts | Milliwatts |
|---|---|
| 1 W | 1000 mW |
| 2 W | 2000 mW |
| 3 W | 3000 mW |
| 4 W | 4000 mW |
| 5 W | 5000 mW |
| 10 W | 10000 mW |
| 20 W | 20000 mW |
| 50 W | 50000 mW |
| 100 W | 100000 mW |
4 Watts in Other Units
| Unit | 4 W = |
|---|---|
| Watts to Kilowatts | 0.004 kW |
| Watts to Megawatts | 0.000004 MW |
| Watts to Gigawatts | 4e-9 GW |
| Watts to Milliwatts | 4000 mW |
| Watts to Horsepower | 0.0053641 hp |
| Watts to Metric Horsepower | 0.0054385 PS |
| Watts to BTU/hour | 13.6486 BTU/h |
| Watts to Foot-pounds/second | 2.9502 ft·lb/s |
| Watts to Calories/second | 0.95602 cal/s |