How to cut your annual energy with LED high bay lights?
How to reduce HPS high bay lighting cost by over 50% with LED high bay light?
In the past years, High pressure sodium(HPS) lamp is the leading source of industrial illumination many decades. We can see High pressure sodium(HPS) high bay light fixture installed everywhere which produced by Philips, Osram and...
In China, We can see HPS high bay used in factory, warehouse, shopping mall, gymnasium center. Some owners still do not realized the important of energy saving. Due to they do not know how much money they can save from lighting cost.
Currently, we handle with a warehouse with 89pcs 250Watt High pressure sodium(HPS) lamp high bay light fixtures., light on 16hours per day
How many wattage that 250W HPS high bay actual used?
250W High pressure sodium(HPS) lamp high bay light fixture actual use 290Watts
According to our customer’s project information, lux level request, we could use 80W LED high bay light with 90degree reflector to replacement 250W HPS high bay light fixtures.
Comparation
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250W HPS
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80W LED High Bay
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Picture
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Power consumption
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290Watt
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84Watt
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Light fixture Qty
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89pcs
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89pcs
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Hours/day
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16hrs
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16hrs
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Hours/year
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4000hrs
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4000hrs
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Cost/Watt
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US$0.2/Watt
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US$0.2/Watt
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How many total watts?
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103,204Watts
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29,904Watts
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Annual cost
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US$20640.8/Year
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US$5980.8
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How to calculate the watts?
It is very simple, just simply the number of high bay lighting fixtures multiplid by the number of power consumption for your lights. So we have 89pcs 250W HPS
89lights x 290watts=25810 Total watts =25.81KWh
How many watts cost per year?
Customer need to light on 16hrs/day, about 4000hrs/year, then total Kwh/year:
25.81Watt x 4000hrs per year=103204KWh
How to calculate the cost of lighting cost?
In view of the warehouse lighting consider to industrial lighting, cost much higher than home lighting, about US$0.2/KWh
103204KWh* 0.2= US$20640.8 per year
But use LED high bay light, cost US$5980.8 only. The life span of HPS consider to 4000-6000hrs, LED high bay light life more than 35000hrs.
So you can easy to cut your annual lighting cost more than 60% with LED high bay lights. Contact us now to get more information for LED high bay light retrofit HPS high bay light fixtures.
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