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epistar chip led 3w

FOB Price: US $0.15 - 0.6 / Piece Get Latest Price
Min.Order Quantity: 1000 Piece/Pieces epistar chip led 3w samples are available
Supply Ability: 100000 Piece/Pieces per Day
Port: Shenzhen
Payment Terms: L/C,D/A,D/P,T/T,Western Union,MoneyGram
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Quick Details

Place of Origin: Guangdong China (Mainland) Brand Name: GMKJ Model Number: GP-3WW6-J45T
Type: LED Package Type: Surface Mount Max. Forward Voltage: 3.4-4.0v
Max. Reverse Voltage: 8v Max. Forward Current: 700mA Max. Reverse Current: 10μ A
Power: 3w led Chips: Formal Taiwan Epistar45mil CCT: warm 3000-3200k/cool 6000-6500k
CRI: warm 65-70/cool 70-75 warranty: 3 years Lumen: 220lm@ 650mA
Life span: 80.000Hrs Delivery time: 5-7 workdays OEM experience: 3 years for Edision Taiwan
Business Type: Manufacturer

Packaging & Delivery

Packaging Detail: Plastic Tubes/Carton
Delivery Detail: 5 days after receiving your funds


epistar chip led 3w:
2.Red copper base high thermal cnductivity
3. 1.4mil pure gold wire
4. low light decay

epistar chip led 3w 




  • Power dissipation:2.60W
  • Forward Current:700mA
  • Drive Voltage:3.4-4.0v 
  • Luminous flux:200-250lm
  • Life span:80000Hrs
  • CCT Range:2000-20000kelvin 
  • CRI Range:65%-90%
  • Routine CCT:warm 3000-3200k/cool 6000-6500k 
  • Routine CRI:65-70% warm/70-75% cool  
  • Chips brand:Taiwan Epistar45mil or US Bridgelux45mil  
  • Light degradation:2‰ over 5000hrs continuous lighting 
Raw materials:
  • LED Chips: Formal USA Bridgelux or Formal Taiwan Epistar chips 
  • Phosphor Powder:USA Intermatix Phoshor powder
  • Gold wire: from Germany Heraeus Holding ,100% high purity gold,low electricity resistance.
  • Silicon Glue : Dow corning silicon/epoxy glue,high stablity and low rate of oxidation reaction.
  • Led base:RED COPPER BASE,high thermal conductivity ,reach 450k/m.w (copper only 300k/m.w
Service from GMKJ:
  • 4 Years quality guarantee .
  • unconditional return back if unsatisfied .
  • Provide lowest cost for  goods'  shippment.
  • Provide customized color temperature and CRI if need.
  • Provide full data sheet and test report for every order every items.
  • Provide enough market and prices info for other accessories for your lamp manufacture.
  • Provide PCB desgin and 1watt LED soldering  and other OEM severice if suctomer need. 
  • Provide VIP  SPECIAL discount for big order and long-term cooperaton customer.

Available Power: 1w, 3w, 5w, 10w, 20w, 30w, 50w, 80w, 100w 200W 300W high power led diode

Available chips:US bridgelux,Taiwan Epistar45mil,Taiwan Epistar35mil,Taiwan Genesis,Taiwan Epileds.

Available color :white,blue,red ,green,yellow,orange,rgb,uv 

Available CCT :2000-2200k/3000-3200k/4000-4500k/5000-5500k/6000-6500k/15000-20000k






The main raw materials:




US Bridgelux,Taiwan Epistar,Taiwan epileds,Taiwan Genesis,also we are vip cistomer for Bridgelux Inc for nearly 3 years.


Gold wire


Germany Heraeus   99.99% purity gold wire,as we know metals expand with heat,high purity gold has higher ductility,lower 


Electricity resistance .


Epoxy/Silicon glue:


Dow corning   Higher temperature resistance,lower rate of oxidation reaction, keep transparent for long time.


Phosphor powder:


USA Intermatix   fine and smooth,uniform in size, better performance in lumens,better light-emitting uniformity.


Led  base:


red/black  copper base ,for better thermal conductive/cooling ,thermal conductivity reach 450 w/m.k 



The main equipment:


  • USA ASM die bonding machine
  • USA ASM wire wire welding and soldering machine
  • JAPAN Mushasi powder spoting machune
  • JAPAN Mishasi glue sealing machine 








About us:
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Shenzhen Guangmai Electronics Co., Ltd. is a High-Tech company which was founded in 2005, with a mission to be recognized as the world-class High Power LED manufacturer and Integrated High Power LED solution provider in China.

Products advantages:
We can do that white light is zero light-failure in 20000 hrs.
We can do better than Japan of Nichia,America of Cree,Germany of OSRAM,and Seoul semiconductor.
Just only Guangmai can do it!

With 10 years of development, our company has ... View detail

Basic Information Indicates information has been verified onsite by a certification specialist

Product/Service (We Sell): High Power LED,High Power Cob LED,SMD LED,Outdoor LED Lamp,Indoor LED Lamp  
Number of Employees: 101 - 200 People  

Trade & Market

Main Markets: Oceania
Eastern Asia
Northern Europe
Central America
Southern Europe
Western Europe
Southeast Asia
South America
Mid East
North America
Eastern Europe
Domestic Market
Total Annual Sales Volume: US$1 Million - US$2.5 Million  
Export Percentage: 21% - 30%  

Factory Information

Factory Size (Sq.meters): 3,000-5,000 square meters  
Factory Location: Floor 4 - 5, Block B, Jingang Technology Park, Qiaotou Community, Fuyong Street, Baoan District, Shenzhen City, Guangdong Province, China  
Number of Production Lines: Above 10  
Number of R&D Staff: Less than 5 People  
Number of QC Staff: 5 - 10 People  
Contract Manufacturing: OEM Service Offered   Design Service Offered   Buyer Label Offered  

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China (Mainland) | Contact Details
Key Strengths: Assessment Report by TÜV Rheinland
Top 3 Markets: Eastern Europe 25% , Mid East 19% , Eastern Asia 14%
Experience: Established 2009

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