new construction architectural ul 14w 27w 4" led retrofit luminaire

FOB Price:USD 40.0-45.0/Piece Get Latest Price
Certification:FCC,UL,CUL,Energy Star
Minimum Order:5
Brief Description:1.4" led retrofit luminaire with UL CUL Energy Star FCC;2.Cree COB 2. AC or DC dimming; 3.LM80 chip4.5yrs warranty6.LM79 passed

Elliot Tan

  • Product Details

Basic Specification

Product Type4" led retrofit luminaire
ChipCree COB
ApplicationSuitable for Damp Location
UL Driver MTBFmore than 50000 hours
Warranty5 Years
Finishing ColorSilver
MaterialAluminum Die Casting, PC
Light SourceLED
Beam Angle45
ApplicationAirport, Church, Cinema, Gallery, Garage, Hospital, Hotel, Meeting Room, Museum, Office, Restaurant, School, Shopping Mall

Detail Description

new construction architectural ul 14w 27w 4" led retrofit luminaire

Specifications for 4" led retrofit luminaire  For Dimmable LED Downlight

100-277V AC Input Options:

ModelItem NO.Input PowerLuminous FluxDimmingCertificate
14w 4" led retrofit luminaireC4-14W-XXX14W930LMN/AUL, Energy Star
27w 4" led retrofit luminaireC4-D27W-XXX27W1750LMDC DimmingUL, Energy Star

120V AC Input Options:

Item NO.Input PowerLuminous FluxDimmingCertificate
14w 4" led retrofit luminaireC4-A14W-XXX
AC DimmingUL, Energy Star
27w 4" led retrofit luminaireC4-A27W-XXX27W1650LMAC DimmingUL, Energy Star

Product Show  For Dimmable LED Downlight

1. Front Side of 4inch Dimmable LED Downlight

2. Side Face of Energy Star Dimmable LED Downlight

3. Light Up

Why Choose OKT 4" led retrofit luminaire? 

OKT 14w 4" led retrofit luminaire delivers high lumens of exceptional 80+ CRI with UL/cUL Recognized driver. This architectural 4" led retrofit luminaire is available in 3000K, 3500K, 4000K, 5000K Energy Star color temperatures and allows you to easily replace:

1. cULus, Energy Star Listed, LM79 LM80 ;

2. 120V Input AC Dimming or 100-277V input DC Dimming ;

3. Suitable for Damp locations;

4. 5 Years Warranty;

5. Adopt the CREE COB by CREE Truewhite Technology

6. cUL isolated Driver MTBF>500,000 Hours, Fire-rated junction box

7. Insulating epoxy inside driver, reduce the components' temperature

8. THD<20%, PF>0.9

6. UL Driver MTBF>500,000 Hours

7. Suitable for new construction fixture, such as JUNO.

Structure For Dimmable LED Downlight

14W ul 4" led retrofit luminaire7.17"5.59"
27W energy star 4" led retrofit luminaire7.17"5.59"


OKT 27w 4" led retrofit luminaire is capable of retrofit application to existng fluorescent fixtures or new architectural. Many OKT 14w 4" led retrofit luminaire installed around the North American, especially united State,such as:


  2. down light for Church IN Houston,USA



  1. We are focus on American Maret, which all architectural 4" led retrofit luminaire is listed on UL, CUL, Energy Star, FCC.

  2. We're available to provide UL, CUL, Energy Star Multiple List and Private Label for 277v ul 4" led retrofit luminaire if needed.

Technical Equipment

1. OKT apply some technical equipments, such as SMT, Auto Aging Line, Integrating sphere, Drop Tester, Transport Simulation Tester during our energy star 4" led retrofit luminaire production process;

2. Those equipments make us deliver qualified products and offer more than 5 years  warranty for cob 27w 4" led retrofit luminaire;

Lighting Show

  1. We Shenzhen OKT Lighting Co.,Ltd specializes in researching, manufacturing and marketing commercial LED light fixture. Product ranges over 14w 4" led retrofit luminaire, LED Panel Light, LED Tube light.

  2. All products are listed on UL, CUL, FCC, CE, Energy Star and DLC certificate.

  3. OKT Lighting focuses on American Market, our professional products, nearly 0% of complaint rate, quick lead time and considered OEM service makes us more and more popular in this market.

  4. OKT Lighting cooperates with valuable supply chain such as CREE, PHILIPS, Mean Well, ES companies.

  5. Every years, we will  attend many lighting show to show our products, such as HK LIGHTING FAIR, THE LED SHOW IN USA, THE BUILUDING SHOW IN USA ect.

Customer Feedback For Dimmable LED Downlight

1. We are happy with quality, let’s continue discussions.  --- Steven (from NY,USA)

2. I love the architectural 4" led retrofit luminaire, we will be ordering more this week. ----Kody(from LA,USA)

3. I am very pleased with the performance of ul 4" led retrofit luminaire.---Richard from CANADA

4. The 6inch 277v energy star 4" led retrofit luminaire is excellent----John from Canada

FAQ  For Dimmable LED Downlight

1. What's rebate for 27w 4" led retrofit luminaire?

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 14w 4" led retrofit luminaire

A: 5 Years Warranty.   

situation 1Under 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 2If 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 architectural 4" led retrofit luminaire, pls do not hesitate to inquiry now or visit OKT web: !


Size Options6inch Dimmable LED downlight8inch down light10inch Dimmable LED downlight
Input Power Options18w, 23w, 27w18w, 23w, 27w, 33w, 40w, 54w40w, 54w

Additional Information

Payment TermsL/C, T/T, D/A, D/P, Credit Card, Western Union, Paypal
Minimum Order5
Lead Time / Delivery Time5 Day(s)
Sample AvailableYES Ask For Sample
Delivery DetailsWe accept 50% deposit and the balance should be paid before shipment;We offer quick lead time for architectural 4" led retrofit luminaire;Normally 5-7 days for sample call, 15 days for mass order
FOB PortShenzhen,
Loading InfoBy Air, By Sea, By Express(UPS, DHL, FEDEX).Normally for small order,express will be best. And for bulk order,it is better to by sea but need much time.
Packing InfoThere are two packing solutions for your reference:1. 2 pcs per carton;2. separate packaging for heatsink, reflector and junction box.
Target Market(s)North America, Latin America

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