20000 milliamp hours to watt hours

Convert milliamp-hours to watt-hours by entering the amount of charge in mAh and the battery terminal voltage below. Joe is the creator of Inch Calculator and has over 20 years of experience in engineering and construction.

Or would you rather convert watt hours to milliamp hours? Here's a chart converting milliamp hours to watt hours at 3. Phone battery capacities are often given in milliamp hours. For instance, my iPhone XR has a 2,mAh battery. To figure out its battery capacity in watt hours, we need to know the battery voltage.

20000 milliamp hours to watt hours

Our custom-made calculator is designed to convert charge capacity specified in mAh to energy specified in Wh. A battery with a higher mAh value will power a system for a longer time. It is typically used to specify and describe the total amount of energy retained by a battery. Wh is calculated from the voltage V provided by a battery, multiplied by the current amps supplied by a battery for a certain time usually in hours. Generally, we use mAh for cells and batteries, whereas watt-hours for energy storage systems. We must consider another variable, the Volt, for calculating the power capacity denoted by Wh. Volt refers to the difference in the electric potential between the positive and negative terminals of a battery. It is the force required to overcome the resistance and move the electrons to make the battery work. The voltage of a power bank depends upon the battery cells used and can fluctuate between brands and models. However, generally speaking, the battery cells in power banks are either Li-Poly or Li-Ion , both of which are 3. This is why all power banks come with a step-up voltage converter to produce the 5 Volts required for charging an external device. New power banks are now available in the market, supporting fast charging and often delivering up to 9 Volts.

Thus, the energy E in watt-hours is equal to the charge Q in milliamp-hours times the voltage Vdivided by 1, To estimate how long you'll be able to run your lantern, you first need to calculate the battery's watt hours.

Home - Electrical Calculators. The mAh to Wh calculator is a simbple tool that allows you to convert charge in milliamp-hours mAh to energy in watt-hours Wh with just a few clicks. The calculator will instantly provide you with the energy result in watt-hours. This calculator is particularly useful for those working with batteries or other energy storage devices and need to know the energy output in watt-hours. The energy E Wh in watt-hours is equal to the electric charge Q mAh in milliamp-hours times the voltage V V in volts V divided by An example of mAh to Wh conversion could be calculating the energy capacity of a portable phone charger. To convert mAh to Wh, we can use the following formula:.

Or would you rather convert watt hours to milliamp hours? Here's a chart converting milliamp hours to watt hours at 3. Phone battery capacities are often given in milliamp hours. For instance, my iPhone XR has a 2,mAh battery. To figure out its battery capacity in watt hours, we need to know the battery voltage. Most smartphones, including iPhones, use a lithium-ion battery with a nominal voltage of 3.

20000 milliamp hours to watt hours

Welcome to our watt-hour calculator , which allows you to convert electric charge in milliamp hours to watt-hours expressing the electrical energy transfer power of the system. You can also calculate watt-hours by entering the power of the device and the time period in hours directly. This quick and intuitive watt-hour calculator is a tool that allows you to convert electric charge in milliamp or amp hours to watt-hours describing energy. If you want to further convert watt-hours to joules , you can also try another of our calculators, namely the energy conversion calculator.

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Reviewed by Ahmed Sheikh, MS. Our custom-made calculator is designed to convert charge capacity specified in mAh to energy specified in Wh. Note: You may notice on the battery label that it claims to have 1, watt hours. Participant in international thematic conferences. Most often, converting milliamp hours to watt hours is useful for comparing the battery capacity of batteries with different voltages. New power banks are now available in the market, supporting fast charging and often delivering up to 9 Volts. Share This Article. Work experience: 21 years. Enter charge in milliamp-hours: Enter voltage in volts: Calculate Reset. Most electronics and appliances list their energy consumption in watts W , and you can do a quick and dirty estimate of battery runtime by dividing watt hours by watts. With all the necessary info, we can convert milliamp hours to watt hours by plugging in to the above equation.

Enter the electric charge in milliamp-hours mAh and voltage in volts V and press the Calculate button:.

By Joe Sexton. Add this calculator to your site. The energy E Wh in watt-hours is equal to the electric charge Q mAh in milliamp-hours times the voltage V V in volts V divided by Though, in practice, usable battery capacity varies based on a range of real-world factors including discharge rate and battery age. These examples work for most power banks, smartphones, and similar devices which generally come with 3. Share This Article. Please bear in mind that all of these examples are calculated based on the average 3. You look in the product manual and see that the battery voltage is 3. Reviewed by Ahmed Sheikh, MS. Home - Electrical Calculators. Your battery pack as a capacity of 0.