Sources: DOE, Philips, Light Bulb Emporium [order]
quote: I'd consider these as they drop in price. CCFL, while cheap, seem to be less reliable than good 'ol incandescent bulbs, but are full of nasty stuff that makes me cringe when I have to throw them out.
quote: 1000bulbs has this one listed at $34.71 eachhttp://www.1000bulbs.com/product/58963/LED-409946....
quote: Jason,You compared cost savings to incandescent bulbs but that means very little when comparing green/energy efficient lighting. Why didn't you compare to typical cfl bulbs as well? wouldn't that have made more logical sense?
quote: But if electricity cost you 20cents/kwh, the LED would be the same at $108 LED vs $108 CFL.
quote: I have reasons to believe it will last much much longer than the rated figure.
quote: no minimum costs and the light output doesn't meet typical household needs.
quote: LED's themselves die hard, but they DO fade away.
quote: In total I have 92 light fixtures in the entire house
quote: Given a $0.10 USD per kWH cost of electricity -- a "middle of the road" scenario in the U.S. [source] -- the bulb would save approximately $150 USD over its lifetime ($0.10 USD/kWh * 3e4 h * 0.050 kW) versus an incandescent design.
quote: Alternatively, they could have not taken your money in the first place