The OKT dimmable COB LED Commercial Downlight  are suitable for 100~277Vor 120V AC Input with fired-rated Junction box, which delivers high lumens of exceptional 80+ CRI, Lifetime > 50000H with 3000K, 4000K, 5000K color temperatures options. It can replace for most manufacturers incandescent, CFL or H.I.D. fixtures with apertures of 4.1" min.to 4.7" max diameter. Easy conversion method and installation can be performed from below the ceiling without removing existing fixture.

Specification for 277V 4inch 14W dimmable architectural led downlight

 Product Display for 277V 4inch 14W dimmable architectural led downlight

Why Choose OKT 277V 4inch 14W dimmable LED Commercial Downlight ? 

OKT dimmable COB LED Commercial Downlight  delivers high lumens of exceptional 80+ CRI with UL/cUL Recognized driver. It is available in 3000K, 4000K, 5000K Energy Star color temperatures and allows you to easily replace:

• cULus, Energy Star Listed, LM79,LM80 ;
• 120V Input AC Dimming or 100-277V input DC Dimming ;
• Suitable for Damp locations;
• 5 Years Warranty;
• THD<20%, PF>0.9

Adopt the CREE COB by CREE Truewhite Technology

UL isolated Driver MTBF>500,000 Hours, Fire-rated junction box, insulating epoxy inside driver, reduce the components" temperature

Structure

Projects 
OKT  dimmable COB LED Commercial Downlight  is capable of retrofit application to existng fluorescent fixtures or new architectural. Many OKT Dimmable LED Downlight installed around the North American, especially united State,such as:

• BELK IN NORTH CAROLINA IN 2014
• 277V 4inch 14W dimmable LED Commercial Downlight  for Church IN Houston,USA
• CROWN PLAZA HOTEL in NEW JERSERY

Certificates 

We are focus on American Maret, which all 4inch COB  277V 4inch 14W dimmable LED Commercial Downlight downlight is listed on UL, CUL, Energy Star, FCC.We"re available to provide UL, CUL, Energy Star Multiple List and Private Label for 277V 4inch 14W dimmable LED Commercial Downlight if needed.

LM79 Test Report

• This OKT cob 277V 4inch 14W dimmable LED Commercial Downlight was tested with no seasoning which made in compliance with IES LM-79-08.
• It was operated at rated voltage or at voltage required by manufacturer.
• The ambient temperature of the sample was maintained at 25°C±1°C during measurement.
• Relative humidity is less than 65%.

Shenzhen OKT Lighting understands“QUALITY IS LIFE”. our staff keep this conception as their duty. So every production procession is made according to ISO9001 Quality Certification and ISO14001 Environment Management System.
What"s more, each operator must be well trained before entering workshop. Meanwhile, Our quality control team and R&D team will check and test the semi-finished products and finished products by many kinds of instruments carefully all the time.
OKT apply some technical equipments, such as SMT, Auto Aging Line, Integrating sphere, Drop Tester, Transport Simulation Tester during 1x4 panel led lighting our production process;
Those equipments make us deliver qualified products and offer more than 5 years" warranty for cob led downlight.

FAQ For 277V 4inch 14W dimmable LED Commercial Downlight
1. What"s rebate for cob 277V 4inch 14W dimmable LED Commercial Downlight ?
A: rebate is a type of sales promotion marketers use primarily as incentives or supplements to product sales. Customers could get rebate from your local Energy company because our items have been certified by Energy star or DLC.

2. What"s your payment term?
A: For mass order, 50% as deposit, balance should be paid before delivery.

3. What is your warranty for Energy Star 277V 4inch 14W dimmable LED Commercial Downlight ?
A: 5 Years Warranty.
situation 1:Under the terms of this warranty,OKT LIGHTING will provide free new products based on the proof-documents if the product have a failure occurs under normal usage within warranty period.
situation 2:If failure or damage due to incorrect operation, wire connection or anything other do not follow our instruction, OKT lighting will provide paid maintenance within warranty period.

4: Can we get support if necessary?
A: we offers business policies to support all regular and new clients to help you expand markets, please contact us for details.

More concerned for  277V 4inch 14W dimmable LED Commercial Downlight , pls do not hesitate to inquiry now!