Through the implementation of automation, high-end and internationalization strategies, our company optimizes and adjusts the industrial structure, continuously improves product quality and efficiency, and strives to build the company into a benchmark in the 280nm led, cob flip chip, 3W LED bead industry. We strengthen team awareness, carry forward the spirit of unity and cooperation, enhance communication skills, and form a strong driving force for work. We rely on the love and support of consumers to be a business of consciousness with our hearts. Our companies provides customers with high quality products and efficient service advocating the core values of 'quality first', in strict accordance with the national industry standard. From product design to production, each process is meticulous and rigorous. We always regard product quality as life, and constantly improve the comprehensive competitiveness of products through modern management.
Product Specs
Item Name: 300W COB LED Chip Full Spectrum
Model Number: GF-300W6
Input Current: 9000MA
Power: 300W
Input Voltage: 30-34VDC
LED package type: Flip chip package
Chips brand: Sanan or Bridgelux
Brightness: 120-130LM/W
Color: 380-850NM FULL SPECTRUM
Feature
1.Using standard CRI index to design color points of light.
2.Using thermoelectric separation of substrate,the heat dissipating performance is good.Thermal resistance<2.5ºC
3.Small size of the COB to achieve high power efficiency.Easy to use for customers.
Packaging Details
Anti-static bag and carton
Delivery Time
3-5 working days for sample; 5-15 woking days for mass order
10W-300W FLIP CHIP COB LED Specs | ||||||
Power | Current(mA) | Voltage(VDC) | Chips brand | Chip Size | Color Temperature(K) | Lumen(lm) |
10W | 300 | 28-34 | Sanan | 15*30mil*2 | 2600-7000 | 110-130lm/w |
20W | 600 | 28-34 | Sanan | 15*30mil*2 | 2600-7000 | 110-130lm/w |
30W | 900 | 28-34 | Sanan | 15*30mil*2 | 2600-7000 | 110-130lm/w |
40W | 1200 | 28-34 | Sanan | 15*30mil*2 | 2600-7000 | 110-130lm/w |
50W | 1500 | 28-34 | Sanan | 15*30mil*2 | 2600-7000 | 110-130lm/w |
60W | 1800 | 28-34 | Sanan | 15*30mil*2 | 2600-7000 | 110-130lm/w |
70W | 2100 | 28-34 | Sanan | 15*30mil*2 | 2600-7000 | 110-130lm/w |
80W | 2400 | 28-34 | Sanan | 15*30mil*2 | 2600-7000 | 110-130lm/w |
90W | 2700 | 28-34 | Sanan | 15*30mil*2 | 2600-7000 | 110-130lm/w |
100W | 3000 | 28-34 | Sanan | 15*30mil*2 | 2600-7000 | 110-130lm/w |
150W | 4500 | 28-34 | Sanan | 15*30mil*2 | 2600-7000 | 110-130lm/w |
200W | 6000 | 28-34 | Sanan | 15*30mil*2 | 2600-7000 | 110-130lm/w |
300W | 9000 | 28-34 | Sanan | 15*30mil*2 | 2600-7000 | 110-130lm/w |

Product Details
1. Low lighting decay, hight brightness.
2. Double gold wire bonding, electriity conductivity.
3. Heat disspation, color uniformity have been optimized.
4. Use the standard of CRI index to design color points of light.
5. Using thermoelectric separation of substrate. The heat dissipating performance is good. Thermal resistance<2.5celsius.
6. Small size of the COB can achieve high power efficiency; Easy to use for customers.
LED Dimension

Application![]()
Application: Flood light, high bay light, low bay light, street light, solar street light, yard lights, garden lights, underwater lights, lighthouse, aquarium etc

About GMKJ
Shenzhen Guangmai Electronics Co., Ltd. established in Shenzhen of China in 2009, is a National High-Tech Enterprise focuses on high-end LED package service. GMKJ Strives to bring in high-end machines for full-automatic production and aging test equipment for making itself a leading International LED production base.

Production Ability
A. Our workshop covers an area of 50000 square meters
B. 180 advanced level fully automatic packaging lines
it was introduced the world's most advanced fully automatic production equipment (ASM, KAIJO, etc.).
C. Production Ability:
SMD 12000KK Per year
Power LED150KK per year
COB LED chip 6KK per year
D. Annual output value 4.0~4.5Billion Yuan.

A. Excellent raw material supply chain, 99.99% purity gold, copper frame, standard cystal.
B. Superb craftsmanship, a 10years experienced technical team.
C. A full set of Laboratory equipment.
D. Strictly product control system.
E. LED encapsulation standarization construction.
More information to see by eyes, welcome you to Visit GMKJ factory.
Service and FAQ
Packaging Details
Anti-static bag and carton
Delivery Time
3-5 working days for sample; 5-15 woking days for mass order

Q1. Can I have a sample order for led light?
A: Yes, we welcome sample order to test and check quality. Mixed samples are acceptable.
Q2. What about the lead time?
A:Sample needs 3-5 days, mass production time needs 1-2 weeks.
Q3. Do you have any MOQ limit for led light order?
A: Low MOQ, 1pc for sample checking is available.
Q4. How do you ship the goods and how long does it take to arrive?
A: We usually ship by DHL, UPS, FedEx or TNT. It usually takes 3-5 days to arrive. Airline and sea shipping also optional.
Q5. How to proceed an order for led light?
A: Firstly let us know your requirements or application.
Secondly We quote according to your requirements or our suggestions.
Thirdly customer confirms the samples and places deposit for formal order.
Fourthly We arrange the production.
Q6. Is it OK to print my logo on led light product?
A: Yes. Please inform us formally before our production and confirm the design firstly based on our sample.
Q7: Do you offer guarantee for the products?
A: Yes, we offer 2-5 years warranty to our products.
With our efficient manufacturing capabilities, we ensure that our availability and volume sizes of the 300W Energy Saving LED Grow Light for Lettuce Medical Plant always meet the dynamic requirements of the marketplace. Our company takes 'keep improving' as its core competitiveness. While producing high-quality products, we also provide customers with batches of cost-effective products, and bring warm and intimate after-sales service. With the ultimate goal in our mind, we will definitely seize every opportunity to expand our market and find the right place for us, making our company a most competitive one in its line.
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