LED Bulb Saving Calculator Form Fill in the form below to calculate your savings by switching to the LED bulb from incandescent, fluorescent or halogen bulbs. Number of lights to be replaced bulb(s)Existing lighting specs Wattage: Watts Price per bulb: USD Lifespan: - Select - 500 hours 600 hours 700 hours 800 hours 900 hours 1,000 hours 1,250 hours 1,500 hours 2,000 hours 2,500 hours 3,000 hours 4,000 hours 5,000 hours 6,000 hours 7,000 hours 8,000 hours 9,000 hours 10,000 hours 12,500 hours 15,000 hours 17,500 hours 20,000 hours 22,500 hours 25,000 hours Average Lifespan of incandescent bulb: 750~1,250 hours Average halogen: 2,000~2,500 hours Average CFL bulb: 5,000~8,000 hours Average HID: 5,000~24,000 hours LED replacement or retrofit Wattage: Watt(s) Price per bulb: USD Lifespan: - Select - 10,000 hours 15,000 hours 20,000 hours 25,000 hours 30,000 hours 35,000 hours 40,000 hours 45,000 hours 50,000 hours 55,000 hours 60,000 hours 65,000 hours 70,000 hours 80,000 hours 90,000 hours 100,000 hours Energy rate - Select - 5¢/kWh 5.1¢/kWh 5.2¢/kWh 5.3¢/kWh 5.4¢/kWh 5.5¢/kWh 5.6¢/kWh 5.7¢/kWh 5.8¢/kWh 5.9¢/kWh 6¢/kWh 6.1¢/kWh 6.2¢/kWh 6.3¢/kWh 6.4¢/kWh 6.5¢/kWh 6.6¢/kWh 6.7¢/kWh 6.8¢/kWh 6.9¢/kWh 7¢/kWh 7.1¢/kWh 7.2¢/kWh 7.3¢/kWh 7.4¢/kWh 7.5¢/kWh 7.6¢/kWh 7.7¢/kWh 7.8¢/kWh 7.9¢/kWh 8¢/kWh 8.1¢/kWh 8.2¢/kWh 8.3¢/kWh 8.4¢/kWh 8.5¢/kWh 8.6¢/kWh 8.7¢/kWh 8.8¢/kWh 8.9¢/kWh 9¢/kWh 9.1¢/kWh 9.2¢/kWh 9.3¢/kWh 9.4¢/kWh 9.5¢/kWh 9.6¢/kWh 9.7¢/kWh 9.8¢/kWh 9.9¢/kWh 10¢/kWh 10.1¢/kWh 10.2¢/kWh 10.3¢/kWh 10.4¢/kWh 10.5¢/kWh 10.6¢/kWh 10.7¢/kWh 10.8¢/kWh 10.9¢/kWh 11¢/kWh 11.1¢/kWh 11.2¢/kWh 11.3¢/kWh 11.4¢/kWh 11.5¢/kWh 11.6¢/kWh 11.7¢/kWh 11.8¢/kWh 11.9¢/kWh 12¢/kWh 12.1¢/kWh 12.2¢/kWh 12.3¢/kWh 12.4¢/kWh 12.5¢/kWh 12.6¢/kWh 12.7¢/kWh 12.8¢/kWh 12.9¢/kWh 13¢/kWh 13.1¢/kWh 13.2¢/kWh 13.3¢/kWh 13.4¢/kWh 13.5¢/kWh 13.6¢/kWh 13.7¢/kWh 13.8¢/kWh 13.9¢/kWh 14¢/kWh 14.1¢/kWh 14.2¢/kWh 14.3¢/kWh 14.4¢/kWh 14.5¢/kWh 14.6¢/kWh 14.7¢/kWh 14.8¢/kWh 14.9¢/kWh 15¢/kWh 15.1¢/kWh 15.2¢/kWh 15.3¢/kWh 15.4¢/kWh 15.5¢/kWh 15.6¢/kWh 15.7¢/kWh 15.8¢/kWh 15.9¢/kWh 16¢/kWh 16.1¢/kWh 16.2¢/kWh 16.3¢/kWh 16.4¢/kWh 16.5¢/kWh 16.6¢/kWh 16.7¢/kWh 16.8¢/kWh 16.9¢/kWh 17¢/kWh 17.1¢/kWh 17.2¢/kWh 17.3¢/kWh 17.4¢/kWh 17.5¢/kWh 17.6¢/kWh 17.7¢/kWh 17.8¢/kWh 17.9¢/kWh 18¢/kWh 18.1¢/kWh 18.2¢/kWh 18.3¢/kWh 18.4¢/kWh 18.5¢/kWh 18.6¢/kWh 18.7¢/kWh 18.8¢/kWh 18.9¢/kWh 19¢/kWh 19.1¢/kWh 19.2¢/kWh 19.3¢/kWh 19.4¢/kWh 19.5¢/kWh 19.6¢/kWh 19.7¢/kWh 19.8¢/kWh 19.9¢/kWh 20¢/kWh 20.1¢/kWh 20.2¢/kWh 20.3¢/kWh 20.4¢/kWh 20.5¢/kWh 20.6¢/kWh 20.7¢/kWh 20.8¢/kWh 20.9¢/kWh 21¢/kWh 21.1¢/kWh 21.2¢/kWh 21.3¢/kWh 21.4¢/kWh 21.5¢/kWh 21.6¢/kWh 21.7¢/kWh 21.8¢/kWh 21.9¢/kWh 22¢/kWh 22.1¢/kWh 22.2¢/kWh 22.3¢/kWh 22.4¢/kWh 22.5¢/kWh 22.6¢/kWh 22.7¢/kWh 22.8¢/kWh 22.9¢/kWh 23¢/kWh 23.1¢/kWh 23.2¢/kWh 23.3¢/kWh 23.4¢/kWh 23.5¢/kWh 23.6¢/kWh 23.7¢/kWh 23.8¢/kWh 23.9¢/kWh 24¢/kWh 24.1¢/kWh 24.2¢/kWh 24.3¢/kWh 24.4¢/kWh 24.5¢/kWh 24.6¢/kWh 24.7¢/kWh 24.8¢/kWh 24.9¢/kWh 25¢/kWh 25.1¢/kWh 25.2¢/kWh 25.3¢/kWh 25.4¢/kWh 25.5¢/kWh 25.6¢/kWh 25.7¢/kWh 25.8¢/kWh 25.9¢/kWh 26¢/kWh 26.1¢/kWh 26.2¢/kWh 26.3¢/kWh 26.4¢/kWh 26.5¢/kWh 26.6¢/kWh 26.7¢/kWh 26.8¢/kWh 26.9¢/kWh 27¢/kWh 27.1¢/kWh 27.2¢/kWh 27.3¢/kWh 27.4¢/kWh 27.5¢/kWh 27.6¢/kWh 27.7¢/kWh 27.8¢/kWh 27.9¢/kWh 28¢/kWh 28.1¢/kWh 28.2¢/kWh 28.3¢/kWh 28.4¢/kWh 28.5¢/kWh 28.6¢/kWh 28.7¢/kWh 28.8¢/kWh 28.9¢/kWh 29¢/kWh 29.1¢/kWh 29.2¢/kWh 29.3¢/kWh 29.4¢/kWh 29.5¢/kWh 29.6¢/kWh 29.7¢/kWh 29.8¢/kWh 29.9¢/kWh 30¢/kWh 31¢/kWh 32¢/kWh 33¢/kWh 34¢/kWh 35¢/kWh 36¢/kWh 37¢/kWh 38¢/kWh 39¢/kWh 40¢/kWh 41¢/kWh 42¢/kWh 43¢/kWh 44¢/kWh 45¢/kWh 46¢/kWh 47¢/kWh 48¢/kWh 49¢/kWh 50¢/kWh 51¢/kWh 52¢/kWh 53¢/kWh 54¢/kWh 55¢/kWh 56¢/kWh 57¢/kWh 58¢/kWh 59¢/kWh 60¢/kWh The average retail price of electricity in the U.S in 2013 was 10.10¢/kWh. Hours of operation - Select - 1 hour/day 2 hours/day 3 hours/day 4 hours/day 5 hours/day 6 hours/day 7 hours/day 8 hours/day 9 hours/day 10 hours/day 11 hours/day 12 hours/day 13 hours/day 14 hours/day 15 hours/day 16 hours/day 17 hours/day 18 hours/day 19 hours/day 20 hours/day 21 hours/day 22 hours/day 23 hours/day 24 hours/day Lit 7 days a week Lit 6 days a week Lit 5 days a week Lit 4 days a week Lit 3 days a week Lit 2 days a week Lit 1 day a week Other factors (optional) Labor cost for relamping: (no labor cost) $1 per bulb $2 per bulb $3 per bulb $4 per bulb $5 per bulb $6 per bulb $7 per bulb $8 per bulb $9 per bulb $10 per bulb $15 per bulb $20 per bulb $25 per bulb $30 per bulb $35 per bulb $40 per bulb $45 per bulb $50 per bulb $55 per bulb $60 per bulb $65 per bulb $70 per bulb $75 per bulb $80 per bulb $85 per bulb $90 per bulb $95 per bulb $100 per bulb $110 per bulb $120 per bulb $130 per bulb $140 per bulb $150 per bulb $160 per bulb $170 per bulb $180 per bulb $190 per bulb $200 per bulb $210 per bulb $220 per bulb $230 per bulb $240 per bulb $250 per bulb Calculate savings Results Number of incandescent bulbs to be replaced to LED bulbs: 1 bulb Incand. bulb LED bulb Initial bulb cost $1.00 $50.00 Wattage 75 Watt 9 Watt Electricity cost (10¢/kWh) $32.85 per year $3.94 per year Life span (continuous use) 1,000 hours 30,000 hours Life span when used for12 hours a day, 7 days a week 2 months 22 days 6 years 10 months 5 days Number of times an incandescent bulb to be replaced each year 4.38 times - Number of times an incandescent bulb to be replaced during the LED bulb's life span (6 years 10 months 5 days) 30 times - Cost of bulb replacements each year ([Incand. bulb cost] × [Number of replacement per year]) $4.38 - Annual labor cost of incand. bulb replacement ([Labor cost per incand. bulb] × [Number of replacement per year]) $0.00 per year - Total annual cost ([Cost of bulb replacement] + [Electricity] + [Labor cost]) $37.23 per year $3.94 per year(same as the annual electricity cost) Total cost (after 6 years 10 months 5 days) $256 $77 Total savings with LED bulb (after 6 years 10 months 5 days) $256 − $77 = $179 Break-even point (The amount of time necessary to save as much money as you invested initially) 1 year 5 months 20 days 1