Price kwh cost per kwh.
Bulb electricity cost per unit.
The wattage is often listed on your electrical devices.
The wattage is the amount of the electrical power required by an appliance or device in watts kilowatts or megawatts.
Electricity cost calculator the calculations are based on the device wattage and electricity price per kilowatt hour kwh that your local utility company charges.
Calculate the total electricity cost for lights.
Simply enter the amount of electricity the appliance uses in watts or kilowatts and the length of time it is used in hours or minutes then instantly see the cost.
The electricity cost per day in dollars is equal to the energy consumption e in kwh per day times the energy cost of 1 kwh in cents kwh divided by 100 cents per dollar.
The same goes for compact fluorescent bulbs abbreviated to cfl.
Calculate the total lighting cost by multiplying the kilowatt hours used by the cost per kwh.
Bulb energy ltd is licensed to supply electricity and gas by ofgem.
Bulb energy tariffs are much simpler to understand than those of many other energy suppliers.
This bulb vari fair tariff is available for customers with a standard prepayment or economy 7 meter.
Our registered address is 155 bishopsgate london ec2m 3tq.
Electricity cost calculator our energy calculator allows you to calculate the running cost of any electrical items using a range of electricity tariffs.
Tracking the energy used is the same for all lights.
Click calculate to find out the electricity cost of a single led light bulb running at 10 watts for 5 hours a day 0 10 per kwh you can also modify the input fields if needed.
In the end you get a figure in a unit known as kilowatt hours.
You use the wattage.
A typical cheap 60 watt equivalent to incandescent led light bulb is advertised as providing 800 lumens lasting up to 10 000 hours at 10 watts.
Cost day e kwh day cost cent kwh 100 cent see also.
Every electric company charges a different rate for electricity and those rates may vary month to month.
In fact the supplier offers just one single tariff the bulb vari fair tariff it provides 100 renewable electricity and 100 carbon neutral gas for all customers.
Our vat number is 214948301.
The national average cost for electricity is 12 per kilowatt hour.