1w 3w 445nm 450nm blue led chip
1w 3w 445nm 450nm blue led chip
1w 3w 445nm 450nm blue led chip
1w 3w 445nm 450nm blue led chip
1w 3w 445nm 450nm blue led chip
1w 3w 445nm 450nm blue led chip
1w 3w 445nm 450nm blue led chip

1w 3w 445nm 450nm blue led chip

USD 0.40-0.50 / piece
Minimum order quantity:
1 piece
Supply Ability:
10000000 piece / Month
Country of Origin:
  • Type:High Power LED
  • Chip Material:InGaN
  • Emitting Color:Blue
  • Power:1-3W
  • Place of Origin:CN;GUA
  • Certification:CE
  • Certification:RoHS
  • Luminous Intensity:3000
  • Luminous Flux(lm):110-130lm
  • Optical Attenuation(%):3
  • Power Dissipation:5
  • Viewing Angle(°):120
  • Color Rendering Index(Ra):80
  • Color Temperature:510-525nm
  • Brand Name:KEM

1w 3w 445nm 450nm blue led chip


Product Description


Specifications of high power led 3w


1, Low decay 
2, Factory price 
3, Fast shipping 
4, CE ROHS,2 years warranty 



Picture show of 3w COB led chips





Chip BrandEpistarEpistarEpistarEpistarEpistarEpistarEpistarEpistarEpistar
Chip Size40*4040*4040*4040*4040*4040*4040*4040*4040*40
Voltage3.0-3.4 12-13V27-30V30-34V30-34V30-34V30-34V30-34V



30w blue led application3W Green 510nm Grow Light High Power Led Diode

cob led chipscob led chips



Factory pictures


cob led chipscob led chips




CE ROHS Certificates





Packaging & Shipping

 Our leds are all shipped by air normally, time-sensitive,shipped by DHL,FedEx,TNT,UPS ,EMS and so on.
Samples in stock,we can send them in 2 days,and orders normally is sent out by 5-7days,or according to the quantity. 





Our Services


1 We have our own independent R&D department, On existing products for better maintenance, we still continue to develop high-tech products, We have our own patented products.


2 Our products must pass strict quality control procedures.


3 We have advanced production equipment


4 We use the raw materials are from domestic and foreign well-known brand manufacturers.


5 After repeated tests before shipment.




1. How to choose LED light source?

A: Lumens(LM), light efficiency (LM/W), Life span (hrs) are very important factors when choosing LED light source. The higher, the better. Besides, brand of LED chip, LED base and other materials will influence the product reliability. 


2. Why choose Hongke LED?

A: Client-oriented, technology first, hornest operation is our business philosophy. Hongke always treat the clients benefit as the most important thing. So, we use the top brand material to produce high quality product. Also, Hongke is not only a manufacturer for LEDs and optical lens, but also a lighting application solution provider, we can be your lighting consultant whenever you need.


3. What can Hongke offer?

A: Our products covers a wide range. We can offer you, high power LED array (1-100W), COB LED, street light LED, LED optical lens, LED spot light, high bay light, street light, and all LED lighting application solution.


4. How to place an order?

A: Contact our sales representatives by email, skype or making a call, we will soon send you confirm with you for your detailed requirements. Then we send you PI for your approval and payment. You can choose T/T,L/C or west union to send us payment.


5. How long will be the lead time?

 A. This will be subject to your order quantity. Normally, our leed time is 7-15days. For large quantity, please confirm with your sales.


If you have any interest or question,please feel free to contact us without any hesitation.

photobank (1) 


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