There is a misconception that the lowest cost of manufacturing cannot be achieved unless a manufacturing facility is located in China. The truth is that you get what you pay for. The high quality of workmanship in developed countries is impossible to match with semi literate or temporary workforce. Quality of components, design skills and processes all play an important role. Nowhere else is this more manifest than in the business of LED lights.
Here is a comparison of two lights - one made in United States while the manufacturing location of the other was not disclosed it was probably put together in China
Parameter American LED light Made in China
Wattage 54 watt 50 watt
Light output 4320 Lumens 2800 lumens
Lumen per watt 80 56
Color rendering Index 80 75
Rated life 200,000 hours 30,000 hours
Lighting angle 360 degrees 100 degrees
Conclusion Better product
The biggest surprise is that the American product is 22 percent cheaper. The American
LED lights mentioned in the comparison above is manufactured by Global Tech LED and is sold by My LED Lighting Guide. Once the difference between the two lights was evident, it is time to dissect the reasons behind the gap. Both lights used LED chips made in United States. The Global tech lights are assembled in US and the other lights at an undisclosed location in Asia.
Lumen per watt - Of the differences outlined above, light output is lower probably because the 50 watt light uses an older generation of CREE lamps. The new lamps produce much brighter light. Since the best LED chips are made in US, American manufacturers have access to the most advanced chips and are in tune with the latest developments in the field.
Color rendering Index probably a result of using an older generation of LED chips.
Lighting angle This is because of the design of the bulbs. The Global tech lights use the Solstice kit that puts out light in a 360 degree arc and is particularly suited for use in indoor parking areas. The other light is designed to direct most of the light downward and would probably be more suitable for use in tunnels.
Life the difference in life is most dramatic. While life spans of 30,000 50,000 hours are routine for LED lights, the low bay lights at My
LED Lighting Guide weigh in at a phenomenal 200,000 hours. They do it by combining a magnetic levitation fan for better cooling of the light. These maglev fans are ideal for ensuring that the electronics work at the optimum temperature.
Those who value quality choose wisely and "Made in America" LED lights are the best by miles.
unique blog in 200 or 250 words with Led High Bay Lights
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A California based cold store chain owner was looking for suitable lights. His requirements are as follows
Low energy consumption
No loss of performance under sub zero conditions
Compatible with motion sensor technology
Unaffected by high ambient humidity
Light levels equal to or better than existing 400 watt metal halide lamps
No warm up/ start up/ re-strike time
Long operational life equal to or more than 30,000 hours
Good lumen maintenance
Compatible with existing wiring, control systems and light fixtures.
The wish list is extensive and one that would cause all other lights except LED high bay lights to break into a sweat. Look at how they stack up against the requirements
Energy consumption of LED high bay lights is 70 % lower than existing lights and 95 % less in combination with motion sensors. During the entire year, all the LED high bay lights put together will use less electricity than its predecessors used in 19 days!
LEDs work without a hitch in temperatures as low as 40 degree Celsius. Solid state LED lights are not affected by on off cycling, work well in humidity levels as high as 90 %, switch on instantly, and last 50,000 to 200,000 hours. During this period, the lumen output is consistently maintained more than or equal to 70% of rated lumens. The retrofit kits can be easily installed in existing fixtures or new fixtures can be seamlessly mated to any legacy control system.
For more information on LED lights and LED Lighting please visit http://www.myledlightingguide.com/
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