For most people budget is the primary factor influencing decisions during the design process.
Budget solar panel system.
If you re looking to build an array of solar panels opting for the more affordable polycrystalline panels might be your best bet.
The eco worthy 100 watt solar panel is a great choice for a budget solar panel and offers up to 500 watt hours per day.
You ll lose some efficiency per square foot since polycrystalline solar panels convert.
When you get a quote for a solar system it s probably best to specify a panel capacity close to maximum for the inverter size you are considering.
Buy a couple of cells you think would fit your solar panel system s budget and preferences and move on to step 2.
If you get a quote for a 5 4 kilowatt system with a 5 kilowatt inverter and then ask the company quoting to bump up the panel size by 20 to around 6 6 kilowatts they may simply raise the quoted.
Full sized panels typically fall in the range of 275 400 watts though there are also smaller panels for specialty off grid applications.
If you go with the 4 500 budget you will be able to create an awesome solar system on your own that will give you great power abilities to your house.
For example a rule of thumb in 2012 would be that the cells shouldn t sell for more than 1 3 per watt.
Panels come in all different sizes.