Light bulb
Conventional
Saving light bulb
Hours
Power
Watts
Cost
MXN
Power consumptiona
kW h
Light bulb
Saving
Hours
Watts
MXN
kW h
Savings
Times longer lifespan
calcuator.lamp_11
$
Savings (in light bulbs) during the light bulb’s lifespan
kWh saved during the saving light bulb’s lifespan
Usage:
Hours per day
Cost per unit of electricity:
MXN
Yearly money savings
(based on the most expensive light bulb)
$
(a negative number signifies loss)
Yearly CO2 reduction
$
kg of CO2
Payback period
(based on the extra cost of a maximum saving light bulb minus the electricity savings)
$
Days
Combined savings cost of light bulb and power
$
kg of CO2
Combined savings cost of light bulb and power
$
CO2 reduction during the saving light bulb lifespan
$
kg of CO2