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Quick Details

  • Type: High Power LED
  • Model Number: QW-50WXX-JY45
  • Chip Material: InGaN
  • Emitting Color: pure white
  • Luminous Intensity: 100-110lm/w, 100-110lm/w
  • Luminous Flux(lm): 3000-3100lm
  • Optical Attenuation(%): 0.2
  • Power: 30W, 50w
  • Viewing Angle(°): 120
  • Color Rendering Index(Ra): 85
  • Color Temperature: 2500-4000K
  • Operating Temperature(℃): -20 - 80
  • Storage Temperature(℃): -30 - 100
  • Place of Origin: Shanghai, China (Mainland)
  • Brand Name: QW
  • Certification: CE, RoHS
  • Product name: 50w high power led diode
  • Chip brand: epistar 45mil
  • Emitting color: warm/nature/cool/pure white
  • Voltage: 30-35v
  • Current: 1750ma
  • Color temperature: 2500-4000k
  • Package type: surface mount
  • Warranty: 3 years
  • Lifespan: 50000h

Packaging & Delivery

Packaging Details inner package:in tape
outer package:in carton
Delivery Time 3-7days

               COB LED Type and CE RoHS Certification 30w cob led epistar chip 

Product Description


Model numberQW-50WXX-JY45
Chip brandepileds/epistar/bridgelux
Available power0.5-500w
Viewing angle60,90,120,140
The size of 30w cob led:

The Feature of QW-LED:

1. Color:high consistency in light color,available for all colors:red,yellow,blue,green,white,etc.

2. Solid-state, high shock and vibration resistant

3.Low voltage DC operated.

4.Wide veiwing angle.

5.Available in white:2500k to 25000k(higher color temperature is also available)

6.Lamberatian radiation pattern.

7.More energy efficient than incandescent and most halogen lamp.

8.Cool beam, safe to touch.

9.No UV, No RF interfence .

10.Instan light

11.Superior ESD protection.

12.Big order offer for free shipping by express.

13. Customaries design is available, free combination

white epistar chip led 50w

Application for 30w cob led:

30w cob led are widely used on coudoor COB led lamps,COB led high bay light, led light bulb,led flood light, led street light and so on

Packaging & Shipping

Our packaging

1.Normal package : 

(1) 35*16*16.5cm carton , quantity of high power 1w :3,000pcs , integrated led chip:200pcs;

(2) 37*36.5*19cm carton , quantity of high power 1w :6,000pcs , integrated led chip:400pcs;

(3) 43*35.5*36cm carton , quantity of high power 1w :16,000pcs , integrated led chip:1000pcs;

(4) The tube package:50 pcs of high power 1w;

Our shipping

2.Our 50w led chip are shipped by air normally, such as DHL,Fedex,TNT,UPS . Samples will be sent to you in 1-3 days,and normal order will be sent out in 1-7days. 


Our Services


  • 3 years warranty

  • 24 hours for your service

  • your have any prodcut question,we can all answer

  • ready for your to solve the problem

Company Information



Company Profile

     Shanghai Qinwang co.,LTD.,found in 2010years,is a professional engaged in led products research and development,production and sales of high-tech technology enterprises. My company is located i the beautiful dagang economic development zonne, songjiang district, Shanghai, the company currently has SMT placement machine,were soldering,DIP the assembly line, and other advanced professional production equipment.

     Company focusing on led commercial lighting products including white,red,yellow,blue,green,uv led chip,led street lamp led floodlight, led mining lamp led search light led explosion-proof lamp led lamp,lamp ect series products. Use Cree Bridgelux Epistar Epileds and other international famous brand light source and Meanwell or GE power.

      Company's products through the UL,ETL FCC DLC C-Tick SAA TUV GS PSE CE ROHS certification,such as exported to Europe Australia Japan North and South America more than 60 countries and regions such as southeast Asia.



   More order,  More discount!


        Provide Cheap & Safe Shipping or Express!

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China (Mainland) | Manufacturer, Trading Company
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17 Transactions 50,000+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
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Supplier's Trade Assurance Limit: US $34,000
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