Solar Home Lighting - Is it Cost Effective?

Whether you agree with the gloom and doommiles from the power lines you are better off
prophecies of global warming or not, most peoplegoing solar for your lighting. The power company
would agree that it is a good idea to reduce ourwould charge you a small fortune to run power
dependence on fossil fuels. One of the mostlines out to you. Investigate the cost for your
commonly discussed ways to do this for thelocation - but $25,000 or so is not uncommon.
home is to set up a solar powered lightingHow long are you going to live in the home you
system.will be converting to solar lighting? One of the
Solar home lighting using photovoltaic solar panelsbiggest problems with solar lighting is there is a
has been around for a long time but, except inhuge upfront investment. A 2-kilowatt lighting
limited circumstances, it has not been consideredsystem for a small to medium size home that
a cost effective venture for the averageincludes photovoltaic panels, sine wave inverter,
homeowner. Has the time come withcharge controller, storage batteries and installation
improvements in technology and theprobably would cost $15,000 to $20,000. But once
ever-increasing cost of electricity for the averagethe system is installed, there are almost no
homeowner to switch to solar lighting? Todayoperating costs. You probably have to replace the
there is no simple answer to that question. Ten orbatteries every 5 or 6 years - and light bulbs -
twenty years from now the answer will probablybut that is about it. If you are confident you are
be a straightforward yes go with solar lighting; butgoing to live in the home for 30 or 40 years then
right now you need to ask yourself severalyou will almost always get payback on your
questions before opting for a photovoltaic lightinginvestment in solar lighting. But if your job or
system for your home.other situation means you will probably move in
The cost of electricity varies widely from place tothe next 5 years then the solar lighting system
place and obviously will impact your solar lightingwill not have paid for itself. You can make the
decision. For example, in the USA, the cost ofargument that the lighting system increases the
electricity from the power company is 3 timesvalue of the home but realtors and buyers may
higher in Hawaii than it is in Idaho. In places likenot see it that way.
Southern California and Hawaii it is almost alwaysPerhaps the biggest question you need to ask
cost effective to set up a solar lighting systemyourself is how seriously you want to contribute
because of the cost of electricity in those areas.to energy conservation. If you are the type of
Location also affects the amount of sunlight youperson that uses compact fluorescent light bulbs
get every day. A solar lighting system in Florida orinstead of regular ones, and sorts and recycles
California will generate more power on an averageplastic, paper and metal in your garbage then you
day than one in Alaska.are probably the type of person that would feel
Another factor to consider for new constructiongood about investing in a solar lighting system.
is how close you are to the power company'sSolar lighting ends up being a personal life style
electrical grid. For lake cottages, mountain cabinsand philosophy decision, as much as a cost
and desert ranches if you are more than about 3decision.