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The formula for determining load in watts is:
Watts
= Amps
x Volts
or
P(watts)=
I(current)
x E(voltage)
Note:
1 kW = 1000 watts
| Application / Equipment | Watts |
| Space Heater | 1200 |
Weed Trimmer | 850 |
Clothes Dryer (Gas) | 720 |
| Light Bulb (100w) | 100 |
| Small Radio AM/FM | 50 |
| Radio, CB | 50 |
| Fan | 200 |
| Television | 350 |
| Microwave Oven | 1200 |
| Air Conditioner (12,000 BTU) | 3250 |
| Furnace Fan (1/3 hp blower motor) | 600 |
| Vacuum cleaner | 600 |
| Sump pump (1/3 hp) | 700 |
| Refrigerator/freezer | 800 |
| Deep Freezer | 500 |
| Circular saw 6" | 800 |
| Floodlight | 1000 |
| Drill 1/2" Electric | 1000 |
| Toaster | 1200 |
| Coffee maker | 1200 |
| Skillet | 1200 |
| Chain saw 14" Electric | 1200 |
| Water well pump (1/2 hp) | 1000 |
| Hot plate/range (per burner) | 1500 |
| Table saw 10" | 2000 |
| Elect. Water Heater | 3000 |
| 12V DC Battery Charger | 120 |