2/10/2015
Solar Calculator: How much do solar panels cost? -by Mr. Electricity
Saving Electricity home
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Saving Electricity
Mr. Electricity is
your guide to
saving energy in
your home.
Solar Panels cost calculator
Case A
Saving Electricity 101:
Start Here
How much it costs / how they charge
What's a Watt / Kilowatt?
Size of the System
Energy generated per month,
How much of your needs to supply
How to measure electrical use
General
Environment
Electricity Myths
Using elec w hen off?
Why is my bill so
high?
Capacity of an Outlet
Electric Meters
General Questions
Carbon footprint
calculator
Carbon Offsets
Solar Pow er
Bicycle Pow er
Alternative Energy
Climate change
Specific
Appliances
Cooling
Heating
Lighting
Refrigerators
Washing Machines
Clothes Dryers
Water Heaters
Computers
Televisions
Cooking
Elevators
News
New s items
Special
Topics
CFLs (Compact
Fluorescents)
Gas vs. Electric
Standby pow er
Surge Protectors
(TVSS)
Pow er Factor
Commercial
Buildings
Using devices
overseas
Energy generated per 1 kWp of
system ?
for U.S. consumers
Incentives for installing insulation
and for buying energy-efficient
appliances like refrigerators,
washing machines, and air
conditioners are often available
from local and state governments
and utilities. You can see what's
available at DSIRE, Energy.gov,
and Energy Star.
Welcom e students from :
http://michaelbluejay.com/electricity/solar.html
100
135 kWh/mo. (sunny)
System size needed
186.7 kWp
15000 kw h
100
120 kWh/mo. (average)
125 kWp
Cost of the System
Rate for full installation ?
$4
State / City rebate ?
none
Federal tax credit ?
Installation cost ?
/ w att
/w att
$5
/ w att
none
no
/w att
no
$746,800
$625,000
Less state / city rebate ?
($0)
($0)
Less tax credit ?
($0)
($0)
$746,800
$625,000
Net installation cost
Cost of Solar Panels in perspective
Current cost per kWh
11 (AZ,GA,IA,IL,IN,MS,NC,TN,VA)
Cost of the solar system
$746,800
$625,000
$698,544
$415,800
22.5 years
31.6 years
$5,350
$4,478
0.12 / kWh
0.17 / kWh
Cost of grid electricity over 21
years ?
Rebates & Tax Credits
25200 kw h
average ?
How much energy do things use?
Saving Electricity 102:
Case B
Payback tim e for the solar
system ?
Monthly cost for solar system
?!
(20-year loan @
6.0%
interest)
Price per kWh over 21 years ?
New Mortgage Calculator
Smart Calculator Determine How Much Home You Can Afford. Get
Started.
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