COB LED Down Light High Quality LED Downlight

Ref Price:
$8.86 - 18.03 / pc
Loading Port:
Shanghai
Payment Terms:
L/C,T/T
Min Order Qty:
500 Pcs pc
Supply Capability:
20000 Pcs Per Month pc/month

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Product Description:

Specification of COB LED Downlight:

ModelCOB 3″COB 4″COB 6″COB 8″
UN-DL-COB-C3-10UN-DL-COB-S3-10UN-DL-COB-C4-15UN-DL-COB-S4-15UN-DL-COB-C6-20UN-DL-COB-S6-20UN-DL-COB-C8-30UN-DL-COB-S8-30
Product Size (mm)φ125x39116x116x39φ158x46152x152x46φ188x54180x180x54φ234x65226x226x65
Cut line (mm)φ105±5φ140±5φ165±5φ205±5
Wattage10w15w20w30w
LED Type20x20mil COB20x20mil COB24x24mil COB24x24mil COB
LED Qty0.25W*56pcs0.25W*80pcs0.5W*64pcs0.5W*90pcs
CRI>80>80>80>80
lumens880-960lm1320-1440lm1760-1920lm2640-2880lm
VoltageAC 85-265VAC 85-265VAC 85-265VAC 85-265V
PF>0.9>0.9>0.95>0.95
Beam Angle100°100°100°100°
wireVDE 0.5mm2VDE 0.5mm2VDE 0.5mm2VDE 0.5mm2
Dimmable optionalNo or YesNo or YesNo or YesNo or Yes
Driver optionalOutside or InsideOutside or InsideOutside or InsideOutside or Inside

 

 

Delivery:

Shipping Service

Estimated Delivery Time

DHL

2-8 business days

FedEx

3-8 business days

TNT

2-10 business days

UPS

1-7 business days

EMS

6-14 business days

ePacket

7-12 business days

China Post Air Mail

7-15 business days

China Post SAL

14-30 business days

Air freight

3-10 business days

By Sea

30-40 business days

1.    3-5 business days for Sample Orders; 7-30 business days for Bulk Orders for Bulk Orders.

2.    "Business days" means Monday-Friday, excluding holidays.

3.    DHL and UPS cannot ship to military or P.O. boxes address

4.    The Shipping Service above is for reference only, for any other questions, please feel free to contact us.

 

 

Application of COB LED Downlight:

 

Apply to hotel, shopping malls etc., can be universally used for decorative lighting of various commercial place.

Apply to office, meeting room, exhibition hall, can be used for interior lighting in the office building.

Apply to residential lighting such as aisle, washroom, corridor, storehouse, etc.

Apply to shop window, painting displaying, artwork performance, etc., can be used for partial close-up lighting.

Apply to cafe, bar etc., can be used for entertainment led down lighting.

 

 

About Us

We make for all light sources, lighting products under its own brand of customer, provide support services, provide personalized products and services. To strive for the brand reputation of quality to enhance customer brand in the market. We offer free samples and test work for the customer, on behalf of customers factoryinspection, organize the source of goods, to provide guarantee for the quality of the products.

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Q:Excuse me, how many different sizes for LED lamp lumens
If we assume power 5W 4 inch downlight case, assuming optical efficiency is 100LM/W, 4 inch downlight ideal luminous flux of 500LM, is on the wreck. The transparent cover is about 400 of the LM, if it is other material non transparent light cover would be lower, probably only more than 300 LM
Q:How to judge the quality of LED downlight
Determine the quality of LED ceiling lamp lighting effect, the United States and Taiwan LED chip chip chip, domestic chip etc.. Different brands, different prices, lighting difference is also large. Special low price downlight, make many use of chip production line down the defective products, color inconsistencies, brightness difference, short service life, users need to pay attention to.
Q:What is the role of LED downlight
In fact, choose a good day Lantern is a LED lamp energy saving function, ordinary energy-saving lamps should be minimum 5W is generally 11W, a LED lamp bead is 1W, long service life, ordinary energy-saving lamps have radiation, light at 400 nm will produce ultraviolet light is harmful to people, UV will attract insects so the general energy-saving lamp has bugs in the circles above, the LED will not produce ultraviolet
Q:How are LED lamp quality is good or bad?
Let LED down light up continuously for several minutes, feel the temperature, touch the radiator, LED lamp behind the hand, such as hot feeling pain, showed that LED downlight overall temperature is too high, easy to damage. The quality of the product is considered substandard.
Q:Turn off the lights after the bright LED lamp
Of course are,,In addition, a lamp, and if it is warm white downlight, 7W interval of 1.8 to 2 meters with a 9 watt meter interval, 2 to 2.5 meters in 1, because of the warm white Led light dark light.. If the daylight color (white) led lamp, high point to spacing of 7W or 9W, every 2 meters to 3 meters with a, above two, today I am in the company installed, the effect is very good, very bright, with a larger spacing proposal, after all Led lamp is more expensive, to avoid wasting the resources that can help you save a lot of money, today I am in the company installed 12.8 meters long * 7.45 meters wide, more than 90 square, 1.8 meters vertical spacing and horizontal spacing of 2 meters with a 9 watt Led lamp with fifteen Led lamp, brightness is bright, do not feel the need so, if you are one hundred square pavement, a lamp should be 20I hope I can help you.
Q:LED lamp is mainly used in where
Now more and more office and family on the use of LED lighting lamp. Because of the more and the applicability of the LED lamp used in indoor lighting more people know, is becoming more and more popular. LED has some other lamps downlight incomparable even other LED lamps can not compare the applicability of indoor lighting LED lamp does not occupy the indoor space in the indoor installation of LED downlight, because hidden lamps, which do not use the feeling of oppression, on the contrary will produce a warm effect. Therefore, the home can choose to install multiple lamps downlight, reduce the space sense of oppression. Usually in hotels, families, cafes, shopping malls LED downlight more. Indoor lighting LED lamp has strong applicability, but also because of its many other advantages. 1, the use of LED lamp for home improvement is more beautiful. Downlight help overall unified and perfect to keep indoor decoration, do not destroy the chandelier lamp light source set, hidden in the interior decoration, not exposed, no glare, visual effects LED light giving more soft and uniform. Energy saving 2, LED to help families reduce electricity costs: the same brightness power for the ordinary energy-saving lamp 1/4, a LED lamp can save electricity tens of dollars a month for a family. 3, LED lamp is not fragile, Recyclable, strong environmental protection: do not contain mercury and other harmful substances, no pollution to the environment. And its power saving is equivalent to reducing carbon emissions. In line with the family "energy-saving emission reduction" concept of life promotion. Longevity: LED 4, LED downlight lamp life of 50 thousand hours, six hours a day, is a life span of 20 years. This reduces the cost of buying lamps for families.
Q:Why use LED lamp light source patch
The patch LED can be fabricated directly on the aluminum substrate and directly cooled to the aluminum substrate to save heat, packaging costs and reduce thermal conductivity losses.
Q:How much is the general 15WLED lamp luminous flux.
Of course, can also use 30142835 beads to do warm (below 4000K temperature) will be low, cool (above 6000K temperature) will be higher
Q:What is the size LED downlight
LED lamp size generally have 6 inch, 5 inch, 4 inch, 3 inch, 2.5 inch, inch inch refers to here, refers to the inside of the reflection cup diameter.The commonly used standard size and parameters of LED downlight:2.5 inch LED lamp size parameters of hole (phi 80) - page table size Phi 102 * H30 power 3W;3 inch LED lamp size parameters of hole (phi 90) - page table size Phi 112 * H30 power 5W;3.5 inch LED lamp size parameters of hole (phi 100) - page table size Phi 122 * H30 power 7W;4 inch LED lamp size parameters of hole (phi 120) - page table size Phi 146 * H30 power 9W;5 inch LED lamp size parameters of hole (phi 150) - page table size Phi 180 * H30 power 12W;6 inch LED lamp size parameters of hole (phi 160) - page table size Phi 190 * H30 power 15W;LED downlight is a kind of embedded lighting ceiling light shooting style.
Q:What brand of downlight is good? Please explain the reason, thank you!
After-sale service。 Before buying, it is best to know how long the warranty period is for the product. Some of the poor products are only guaranteed for one year. That is almost the same as the traditional energy-saving lamp. The price is still expensive, and it is not worthwhile.

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