COLUMBIA LIGHTING LED Troffer Retrofit Kit: 2 ft Lg, 2 ft Wd, 3,400 lm, 4000K, 29 W
The COLUMBIA LIGHTING LED Troffer Retrofit Kit (SKU 488U91, MPN SLK22-40ML-EDU) is a 2 ft by 2 ft LED Center-Basket Troffer Retrofit Kit designed for T8 U-Bend lamps. It operates at 120/277V AC, delivers 3,400 lumens…
SKU 3G-OTH-428207
Need installation or engineering help?
Ask a question
Product Description
The COLUMBIA LIGHTING LED Troffer Retrofit Kit (SKU 488U91, MPN SLK22-40ML-EDU) is a 2 ft by 2 ft LED Center-Basket Troffer Retrofit Kit designed for T8 U-Bend lamps. It operates at 120/277V AC, delivers 3,400 lumens at 4000K color temperature, and consumes 29 watts.
Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.
Frequently Asked Questions
What is the COLUMBIA LIGHTING LED Troffer Retrofit Kit used for?
The COLUMBIA LIGHTING LED Troffer Retrofit Kit is used to upgrade existing 2 ft by 2 ft fluorescent troffers with T8 U-Bend lamps to energy-efficient LED lighting. It is ideal for commercial offices, schools, and healthcare facilities seeking improved light quality and reduced energy consumption.
What are the specifications of the COLUMBIA LIGHTING LED Troffer Retrofit Kit?
The COLUMBIA LIGHTING LED Troffer Retrofit Kit (MPN SLK22-40ML-EDU) is a 2 ft by 2 ft LED Center-Basket Troffer Retrofit Kit. It operates at 120/277V AC, delivers 3,400 lumens at 4000K color temperature, and consumes 29 watts. It is designed for T8 U-Bend lamps.
Where to buy COLUMBIA LIGHTING LED Troffer Retrofit Kit worldwide?
You can source the COLUMBIA LIGHTING LED Troffer Retrofit Kit from 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.
How to install a COLUMBIA LIGHTING LED Troffer Retrofit Kit?
To install the COLUMBIA LIGHTING LED Troffer Retrofit Kit, first disconnect power and remove existing lamps and ballast. Mount the retrofit kit into the troffer housing, connect wiring per the included diagram, and secure the lens. Always follow local electrical codes and use a qualified electrician.
COLUMBIA LIGHTING LED Products
3G Electric supplies COLUMBIA LIGHTING LED led center-basket troffer retrofit kits. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.







