The OKT shenzhen ul down light 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  4" retrofit led lights

 Product Display for  4" retrofit led lights

Why Choose OKT 4" retrofit led lights ? 

OKT shenzhen ul down light delivers high lumens of exceptional 80+ CRI with UL/cUL Recognized driver. It is available in 3000K, 4000K, 5000K and allows you to easily replace:

• cULus, LM79,LM80 ; ;
• Suitable for Damp locations;
• 5 Years Warranty;
• THD<20%, PF>0.9

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

Structure

Projects 
OKT shenzhen ul down light  is capable of retrofit application to existng fluorescent fixtures or new architectural. Many OKT 4" retrofit led lights  installed around the North American, especially united State,such as:

• BELK IN NORTH CAROLINA IN 2014
• down light for Church IN Houston,USA
• CROWN PLAZA HOTEL in NEW JERSERY

Certificates 

We are focus on American Maret, which all 4" retrofit led lights  is listed on UL, CUL.We"re available to provide UL, CUL and Private Label for 4" retrofit led lights  if needed.

LM79 Test Report

• This OKT led lights in commercial sign 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 led lights in commercial sign  our production process;
Those equipments make us deliver qualified products and offer more than 5 years" warranty for led lights in commercial sign.

FAQ For 4" retrofit led lights  
1. What"s rebate for 4" retrofit led lights?
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 4" retrofit led lights ?
A: 5 Years Warranty.  4" retrofit led lights
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 okt 4" retrofit led lights , pls do not hesitate to inquiry now!

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