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Quick Details

  • Light Source: LED
  • Item Type: Downlights
  • LED Light Source: COB Chip
  • Warranty(Years): 3
  • Input Voltage(V): AC100-265V
  • Lamp Power(W): 40
  • Lamp Luminous Flux(lm): 3680lm±10%
  • Lamp Luminous Efficiency(lm/w): 92
  • CRI (Ra>): 70
  • Color Temperature(CCT): Cool White
  • Working Temperature(℃): -10 - 50
  • Working Lifetime(Hour): 50000
  • Lamp Body Material: Aluminum
  • IP Rating: IP40
  • Certification: CE, EMC, LVD, RoHS
  • Model Number: DGCOBYY40
  • Place of Origin: Guangdong, China (Mainland)
  • Brand Name: LONDEED
  • Item type: cob led downlight
  • Lamp Size (mm): 190*H154mm
  • Hole size: 175mm
  • Power Factor (%): 90%
  • Storage Temperature(℃): -25°C ~+65°C
  • IK Rating: IK 08
  • Dimmable: DALI dimming
  • Material of heat sink: alumimun alloy
  • Light Depreciation: LM79
  • Application: Shopping Mall

Packaging & Delivery

Packaging Details 1.Neutral Packing
2.Quantity: 12PCS
Inner box Outer paper carton, Standard Packaging carton.
Delivery Time Within 30 days after payment confirmed

 New High Quality Round 4inch 40w LED Lighting Lamp  3680LM Super Mall Use COB led downlight for Wholesale



Product Description


Cob LED Downlight 40W:


NameCOB chip 4inch led downlight
Item typeDown lights
Lamp Size (mm)Φ 190*H154mm
Hole sizeΦ 175mm  
Light SourceCREE CXA2520
Input VoltageAC100-265V
Lamp Power(W)40
Lamp Luminous Flux(lm)3680lm±10%
Lamp Luminous Efficiency(lm/w) 92lm/w
Color Temperature(CCT)2800-3200K 
Beam Angle30°
Working Temperature(℃) -10°C-50°C
Theoretical Lifetime(Hours)50000hrs
color of framewhite
Light Depreciation50000@70%/comply with LM79
DimmableDALI dimming
LED driver out side fixture 
Installation typespring clip


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Our Services


Our service

  • Londeed set target to be efficiently qualified manufacturer and provide solution and service to continuously support throughout the entire process.
  • Your inquiry related to our products will be replied in 24hrs.
  • Well-trained and experienced staffs to answer all your enquires in fluent English.
  • OEM&ODM, any of your customized lightings we can help you to design and put into product.
  • Distributor ship is offered for your unique design and some our current models.
  • Protection of your sales area, ideas of design and all your private information.




Company Information



Transaction History of the Supplier

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Transaction Overview


Transaction Details

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Shipping Destination
Transaction Value
Transaction Date
Email to this supplier
China (Mainland)
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Supplier's Trade Assurance Limit: US $32,000
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