Our company has always been product quality-oriented, serving customers, focusing on the development, production and sales of chip cob led, SMD 2835, led smd 9v. We regard excellent talents as the key of enterprise transformation, the foundation of production and the source of vitality. We continue to introduce advanced products and technologies, accumulate abundant talents and technical resources, develop core technologies of enterprises and cultivate core capabilities. Our company has a strict management system, which can ensure that our cost control is at the forefront of the industry.
Specification
Shenzhen Guangmai Electronics are one of the biggest VIP manufacturer of Taiwan Epistar.
We are importing around 350,000,000 chips from Taiwan Epistar each month.
The quality here is good.
We are offering the clients 4 years warranty for the high power leds.
Product Name | Epistar LED Chip 3W White | Product Model | GP-3WNW-J45 |
Power Dissipation | 1-3W | Color Rendering Index | Cold White |
Forward Voltage | 2.8-3.6V | Viewing Angle | 120° |
Forward Current | 350-750mA | Operating Temperature | -40~+60 ℃ |
Luminous Flux | 130-280LM | Storage Temperature | -40~+85 ℃ |
Color Temperature | 3000-6500K | Soldering Temperature | 180℃ |
We have many different kinds of high power leds here.
Power is from 1-3 watt.
Color is from UV to IR.
Here is the list for you to take reference:
Product Name | Light Color | CCT/Wavelength | Voltage | Current | Lumen | Remark |
1-3W High Power LED | Gold Yellow | 2000-2200K | 2.8-3.6V | 350-700mA | 120-260LM | CRI70,80,90 |
1-3W High Power LED | White | 3000-15000K | 2.8-3.6V | 350-700mA | 120-320LM | CRI70,80,90,95+ |
High Power UV LED | UV | 365-370nm | 3.0-3.6V | 350-700mA | / | Epileds Chip |
High Power UV LED | UV | 370-420nm | 3.0-3.6V | 350-700mA | / | 370-380-390-400-410-420nm |
High Power Blue LED | Blue | 440-470nm | 3.0-3.6V | 350-700mA | 10-30LM | 440-450-460-470nm |
High Power Green LED | Green | 500-530nm | 3.0-3.6V | 350-700mA | 80-200LM | Epileds Chip |
High Power Yellow LED | Yellow | 590-595nm | 2.0-2.6V | 350-700mA | 40-90LM | Epileds Chip |
High Power Amber LED | Amber | 600-610nm | 2.0-2.6V | 350-700mA | 50-90LM | Epileds Chip |
High Power Red LED | Red | 620-630nm | 2.0-2.6V | 350-700mA | 40-100LM | Epileds Chip |
High Power Far Red | Far Red | 660-665nm | 2.0-2.6V | 350-700mA | 30-60LM | Epileds Chip |
High Power IR LED | IR | 730-750nm | 2.0-2.6V | 350-700mA | / | Epileds Chip |
High Power IR LED | IR | 850nm | 1.6-2.0V | 350-700mA | / | Epileds Chip |
High Power IR LED | IR | 930-940nm | 1.6-1.8V | 350-700mA | / | Epileds Chip |





In July 2013, rated as "Shenzhen High-tech Enterprise", "National High-tech Enterprise",
In 2014, awarded "Integrity of the Business Honor" in Baoan, Shenzhen.
In 2016, awarded "China AAA Credit Enterprise".
In 2017, accredited for "Fulfilling contract and Outstanding Credit in Guangdong province ",
In 2017, honoured "The 19th China Patent Excellence Award",
In 2017, set up Shenzhen Institute of Tsinghua University enterprise postdoctoral innovation base, Shenzhen vocational education campus public training base.
In 2018, honoured "The Famous Brand of Guangdong Province" , "Shenzhen Intellectual Property Advantages
Enterprise"
granted as a deputy office of LED Standards Alliance of Shenzhen(LSA), and a member of Semiconductor Lighting Technology Standards Group of MIIT.

FAQ
Q: How to deal with the faulty?
A: Firstly, Our products are produced in strict quality control system and the defective rate will be less than 0.2%.
Secondly, during the guarantee period, we will send new LEDs with new order for small quantity. For defective batch products, we will repair them and resend them to you or we can discuss the solution including re-call according to real situation.
Q. All the pictures are real photo?
A:Yes, the pictures of all products on this page are 100% real shoot by us.
Q. What about the lead time?
A:Sample needs 1-3 working days, mass production needs 3-7 working days if order quantity more than 10K.
In the design and development of Chinese Remote&WiFi Control 120W 165W 330W LED Aquarium Lights, we have unique technical ideas and mature development programs, and successfully provide high-quality solutions for many customers at home and abroad. Corporate culture is the soul of an enterprise, thus we strive to build a corporate culture with the spirit of the times and its own characteristics. It's our external pursuit to satisfy user's demands. We are willing to cooperated sincerely with domestic and overseas friends for common progress so as to serve the society and people in the spirit of a little bit of progress every day!
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