We have gained a good reputation in the field of technological research and the implementation of led cob 3w, chip led 220v 100w, led star. Welcome to inquire about our products and solutions. We continue to transform advanced technologies at home and abroad into competitive products to meet the ever-increasing customer needs. In the future, we will focus on strengthening the ability of rapid response to the market, quality assurance, cost control and system development.
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.
We insist on proceeding from reality, studying the market trend down-to-earth, and focusing on the quality of 500W Sunflowers Manufacturing LED Grow Llight with Low Cost. The company promotes the development of the company with continuous innovation, continuously pursues and introduces new technology and management, adjusts and improves the product structure of the company, strengthens internal basic management, and ensures product quality and strives to open up new markets. Profitability does not necessarily promote the improvement of productivity, but the improvement of productivity will certainly promote the improvement of enterprise profitability.
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