Watts Calculate your electric cost Lightbulb Wattage (wH/hr)———————-COOLING———————-3500 (2.5-ton central AC) 750 (fan-only part of central AC)1440 (humongous window unit AC) 900 (medium window unit AC) 500 (tiny-ass window unit AC) 400 (evaporative cooler) 350 (whole-house fan) 100 (floor fan or box fan) 95 (52″ ceiling fan, high) 75 (48″ ceiling fan, high) 55 (36″ ceiling fan, high) 24 (42″ ceiling fan, low)———————-HEATING———————-26500 (Elec.Furnace,2000sf, cold clim.) 7941 (Elec.Furnace,1000sf, warm clim.) 1440 (Electric space heater, high) 900 (Electric space heater, medium) 600 (Electric space heater, low) 750 (Gas furnace, for the blower) 450 (Waterbed heater; avg. 10hrs/day)———————-MAJOR APPLIANCES———————- XX (clothes dryer: Choose to see note) XX (wash.machine: Choose to see note)3800 (water heater, electric)2000 (electric oven, 350 degrees)1178 (elec. oven, self-cleaning, takes 4.5 hrs)1200 (Dishwasher, drying cycle) 200 (Dishwasher, no heating or drying) 200 (Refrigerator, 22cf, avg. wattage, <1986) 72 (Refrigerator, 22cf, avg. wattage, 2001+)———————-LIGHTS———————-100 (100-watt light bulb) 60 (60-watt light bulb) 25 (CFL light, 100-watt equiv.) 18 (CFL light, 60-watt equiv.) 5 (night light) 0.5 (LED night light)———————-COMPUTERS———————-200 (Computer + 17″ CRT)150 (Computer + 17″ LCD) 45 (laptop computer) 90 (17″ CRT monitor) 40 (17″ LCD monitor) 10 (Sleeping comp.+monitor)———————-TV & VIDEO GAMES———————-340 (50-56″ Plasma television)260 (50-56″ LCD television)170 (50-56″ DLP television)270 (42″ Plasma television)210 (42″ LCD television)125 (32″ LCD television) 75 (19″ CRT television) 45 (HD Cable box)194 (PS3)185 (XBox 360) 70 (XBox original, not 360) 30 (PlayStation 2) 18 (Nintendo Wii)———————-OTHER———————-1440 (toaster or microwave) 900 (coffee maker) 800 (range burner) 4 (clock radio) Cost of Electricity (per kWh – avg = 13¢) CHECK YOUR OWN ELECTRIC BILLTO FIND YOUR HIGHEST kWh RATE.—————————(Choose me for more on rates)—————————50¢40¢30¢25¢20¢16¢15¢14¢13¢12¢11¢10¢9¢8¢7¢6¢5¢other… (enter your own rate…)Rates below last checked in 2010.—————————–SDG&E (San Diego Gas + Electric)—————————–30¢ – Tier 4 summer (> 200% of baseline)28¢ – Tier 4 winter (> 200% of baseline)28¢ – Tier 3 summer (131-200% of BL)26¢ – Tier 3 winter (131-200% of BL)15¢ – Tier 2 (101-130% of baseline)13¢ – Tier 1 (baseline)—————————–PG&E (E-1, EM, ES, ESR, ET):—————————–40¢ – Tier 4 (>200% of baseline)29¢ – Tier 3 (131-200% of baseline)14¢ – Tier 2 (101-130% of baseline)12¢ – Tier 1 (baseline)—————————–PG&E (E-8 rate schedule, SUMMER):—————————–39¢ – Tier 4/5 (>200% of baseline)28¢ – Tier 3 (131-200% of baseline)12¢ – Tier 1/2 (0-130% of BL)—————————–PG&E (E-8 rate schedule, WINTER):—————————–34¢ – Tier 4/5 (>200% of baseline)23¢ – Tier 3 (131-200% of baseline) 8¢ – Tier 1/2 (0-130% of BL) Amount used per day 1 minute/day5 minutes/day15 minutes/day30 minutes/day1 hr./day2 hrs./day3 hrs./day4 hrs./day5 hrs./day6 hrs./day7 hrs./day8 hrs./day9 hrs./day10 hrs./day11 hrs./day12 hrs./day13 hrs./day14 hrs./day15 hrs./day16 hrs./day17 hrs./day18 hrs./day19 hrs./day20 hrs./day21 hrs./day22 hrs./day23 hrs./day24 hrs./day Days used per month 1234567891011121314151617181920212223242526272829303130.4375 Kilowatt Hours used: kWh/mo. Cost per month: $ Cost per year: $