The answer depends on the size of the fridge, but the average refrigerator wattage ranges between 100 and 400 watts. The EnergyGuide label that came with your fridge will typically list the fridge’s projected energy use per year in dollars. It will also record the fridge’s yearly kilowatt-hour consumption. Let’s say you have a home office in your garage like I do, and you use your 1,500-watt space heater eight hours per day. So 1,500 watts x 8 hours per day / 1000 = 12 kWh. As of November 2022, the average cost of electricity in the U.S. was $0.163 per kilowatt-hour. So 12kWh x $0.163 = $1.96 per day. Most flowering plants grow best with 20-30 watts of light per square foot. Don’t make the mistake of thinking more is better. Too much light can lead to bleaching and burning your plants. Let's say you are growing in a 5’ x 5’ grow space. If your plants need 20-30 watts/square foot, and your canopy takes up 4’ x 4’ of that space, you The 600W power inverter is a medium-duty inverter ideal for small and mid-sized appliances. The 600-watt power inverter draws 5 A at 120 volts, 5.4 A at 110 volts, and 50 A at 12 volts. To calculate the amps the inverter draws per hour, divide the watt load by the voltage. The 600-watt inverter may differ in terms of efficiency. Avoid. 500 – 800 watts. Decent blenders for blending simple ingredients, but won’t puree or blend super smoothly. Not good for frozen fruit smoothies. We don’t recommend confidently. 800 – 1000 watts. This is is the lowest wattage of blenders we can confidently recommend. This will work for anything except the hardest frozen fruit If a 5000 BTU air conditioner is left on for 8 hours a day, it would use between 60 and 100 kWh of energy each month. In comparison, a 36000 BTU (3 Ton) central air conditioner uses – on average – between 1.5 and 2.8 kWh of energy per hour. If an air conditioner of this size is left on for 8 hours a day, it would use between 360 and 650 kWh Figuring out how many watts does a window air conditioner use and the monthly cost for operating the appliance is actually quite simple. The formula for determining the hourly cost of operation includes: # of watts x 1 (hour of use) ÷ 1,000 x 0.13 (kWh) = hourly cost of operation; Here’s an example of an air conditioner that uses 550 watts: The best wattage for outdoor flood lights depends on where you want the light to be placed and the area that it’s supposed to cover. For the most part, lights with wattages between 40 and 80 should be more than enough for covering large areas of your yard, but if you want the fixture to focus on a very specific location, like perhaps the The required watts to heat the water in that time should be 278.75. You can check the results with the formula: Ẇ = Q/Δt = (4181.3 J/kg·K × 1kg × 40K)/600s = 278.75 W. 💡 You can click on the advanced mode of the calculator to define the temperature change based on an initial and final temperature. Rta: // It’s simple, you just have to multiply the voltage, by the root of 3 and by the power factor (√3x240x0.82) , which will result in 340.9, then you must divide the watts by the result, of as follows: 5000 / 340.9 = 14.7 amps . This result was reached by taking the watts formula at three-phase amps. XN3RgRL.