Low Voltage Outdoor Lighting: What does it Cost to Run?

A well-designed low voltage system for landscape lighting is energy efficient and economical to operate.  An average outdoor lighting system of 20 fixtures will cost only $12 to $15 per month in electricity;  an LED system only 25% as much.   Low voltage garden lights and and low voltage deck lights and low voltage architectural lighting can all be very eco-friendly.

It is not uncommon for a homeowner to ask us how much it will cost to run their new  low voltage outdoor lighting system.  Often we are at their homes on a free nighttime demonstration, setting up some new, beautiful lighting and they just want to make sure their next electrical bill won’t break the bank.

Here are some calculations.  We often use a heavy-duty well light with a 35 watt bulb.  Let’s assume that light is on for an average of 5 hours a night, every night.  35 watts X 5 hours a night X 30 nights per month =  5.25 kilowatt hours.  The electrical cost will vary by location and possibly time of year, but let’s assume it is the average for NJ at 16 cents per kilowatt hour.   The well  light will cost about 85 cents per month to operate if it is on every night.

The other fixture we use often is a path light.  With a 20 watt bulb, that path light will cost about 50 cents per month to operate.

An average 20 light system might cost only $12 to $15 per month.  If the system utilized our latest LED fixtures, the cost drops about 75% to just $3 or $4 per month!  The best systems turn out to also be the most efficient and eco-friendly.

Please give me a call if you’d like to discuss lighting your property.

Norm Cohen

973-486-0819

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One Response to “Low Voltage Outdoor Lighting: What does it Cost to Run?”

  1. Patrick says:

    Beautiful looking blog. New Jersey has outragous electricty rates. Energy efficient lighting savings can really add up.

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