We take strong technical force, high-quality products and perfect and thoughtful technical services as our unremitting and enterprising criteria. With high-quality, cohesive staff, superb manufacturing technology and complete processing and testing equipment, we produce full spectrum led chips, SMD LED UV, lighting pcb that satisfy customers. Comprehensive scientific management and high-quality professional management and technical personnel are the foundation and guarantee for us to become a first-class brand. We are very focus in what we do and we aims to do our best to support our customers with outstanding customer service. In order to help our customers increase the competitiveness on their market , we will offer our quality product and favorable price as much as possible.
30w RGB COB LED for Stage Light
●Redefine performance,cost and size of led lighting.
●Enable new design previously not possible
●Dramatically increase performance and reduce size.
●Optimized for lumen&LPW flexibility. Automated assembly.
●Well-known chip material, Epileds
●99.99% gold wire bonding
●Full color spot, well color consistency
●R, G, B, three color in one Package
●High flux per LED
●More energy efficient than incandescent and most halogen lamps
●Instant light(less than 100ns)

Product Specification
Electrical/Optical Characteristics--White (At TA=25°C)
Parameter | Symbol | Conditions | Min | Max | Min | Max | Min | Max | Units |
R | G | B | |||||||
Forward Voltage | VF | IF=350mA | 20.00 | 24.00 | 30.00 | 34.00 | 30.00 | 34.00 | V |
Thermal Resistance Junction To Board | RΘJ-B | IF=350mA | 10 | 10 | 10 | °C/W | |||
Luminous Flux | Φv | IF=350mA | 300 | 500 | 700 | 900 | 200 | 400 | lm |
Dominant wavelenght | λd | IF=350mA | 620 | 630 | 520 | 530 | 460 | 470 | nm |
Temperature Coefficient of Forward Voltage | ∆VF/∆T | IF=350mA | 2 | 2 | 2 | mV/°C | |||
Reverse Current | IR | VR=40V | 10 | 10 | 10 | μ A | |||
Viewing Angle [1] | 2Θ1/2 | IF=350mA | 120 | Deg | |||||
Typical Optical/Electrical Characteristics Curves(Ta=25℃ Unless Otherwise Noted )

Packing Method
Normal packing weight: 0.032kg/pcs ,0.38kg/a carton

Shipping Method
Delivery time:
Order Qty<500.000pcs, 3-7 workdays.
Order Qty>500.000pcs, 7-12 workdays.
Order Qty>2000.000pcs,12-20 workdays.
FAQ
Q: What’s your product range?
A:Our main products include:
·COB LED 2-400W
·Compact SMD LED 0.06W-5W
·Integrated Flip Chip LED Module 3-500W
·Power LED 1-5W
·R.G.B LED or RGB/RGBW LED 1-100W
Q: How can I get a quotation from you?
A:Please kindly leave us messages about your needs,including products and quantity,our professional team will reply you very soon(mostly within few hours).
Q: What technical support can I get after purchase?
A:Data sheet and operation manual will be provided to dear you. Our sales engineer will be answering your questions any time.
Q: Would you offer free samples?
A:Yes, for SMD LED, we can offer free sample 10-50pcs for testing purpose.
For high power led, we can offer 1-10pcs free sample for testing.
For COB LEDs, we can offer 1-5pcs free sample for testing purpose.
In general, the free sample value we offer is around 5-10USD.
If u need more qty,pls contact with us for further discussion.
Q: How long is your delivery time ? can we ship goods by our own logistic forwarder.
Normally our delivery time is around 5 workdays to 12 workdays depends on order volume, yes, client can use their own freight forwarder. You can order based on FOB ,EXW or CIF terms.
Q:Are you manufacturer or trade company?
A:In worldwide market, GMKJ is well know as an experienced and professional LED manufacturer.
Material&Equipment Supplier
Since the year 2009, GMKJ has singed with famous leading chip brand US BRIDGELUX Inc and Taiwan Epileds. As strategic business partner of them, GMKJ has priority to get best chips as raw materials from them.
Beside of this, GMKJ are insist to use first class materials such as Heraeus Gold wire and dow-corning silicon glue. With these excellent materials, GMKJ ensure that the LEDs products has a reliable and stable performance.
Company Introduction
Shenzhen Guangmai Electronics Co., Ltd (also known as GMKJ LED, established in 2009), headquartered in Shenhzen, is one of China's leading LED packaging manufacturer with rich experience in LED Lighting industry. GMKJ LED, with strong R & D development and manufacturing integrated in-house, is a professional and dynamic manufacturer specializing in COB LED 2-400W, Power LEDs 1-100W, SMD LEDs, Color LEDs 275-940nm etc, which are widely applied to general lighting, horticulture, studio lighting, landscape & architectural lighting and stage lighting.
Our Services/Why choose Us
1.Professional service: replied within 24 hours(at workdays).
2. Various ready moldings of lamp led are available: no need to afford extra fee for moldings.
3. We also can provide customized products, design according to your demand.
4. Reliable and stable quality: 100% testing for each piece. Automatic testing and bin code selection machine.
5. Experience: produce LED components for more than 14 years.
6. Advanced Equipment: ASM automatic production machines(biggest brand in LED automatic machines)
7. Concentration: We focus on LED research and development, production and sales.
Our 25X 30 W RGBW Multichips Head 25*30W COB RGB LED Pixel Matrix Beam Wash Light is known for their reliability, innovation and efficiency, guaranteeing maximum customer satisfaction. We have the courage to realize the transformation from traditional enterprises to modern innovative enterprises. We provide our customers with better products and more perfect services to further consolidate the market position and customer confidence.
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