Components for the Lighting Market
Citadel Enclosures
Protecting lighting against harsh environments. Components for LED and Fluorescent based units.
Profile Series
The sleek Profile Enclosure exclusively from SLP to meet all your lighting needs.
AlumiBay
The newest addition to SLP’s product line!
CircLED™
The CircLED™ is a unique round product exclusively from SLP for high and low bay applications.
Complementary Components
Components and products to use with SLP’s lighting to expand upon your needs such as remote gear boxes, hubs, hooks and more.
Louvers, Lenses & Eggcrate
Plastic Parabolic, Decorative, Aluminum, Thincell Eggrate louvers. Block LEDs and other forms of lighting with flat sheet lenses. SLP products to cover all your office and retail needs.
General Lighting
Items for General Lighting such as replacement lenses, wire guards and more.
What's New at SLP Lighting:
SLP is always striving to improve upon and create the highest quality lighting components in the market. Check here to see new products as well as updates on improvements to products.
The CITADEL™ Value Series a has the look and feel of the traditional Citadel Narrow 4’, but with a cost advantage of a polycarbonate housing, simplified latching clips and economical mounting brackets.
The CITADEL™ Value Series utilizes the 5VA Polycarbonate Housing, Cost Effective Universal Boardtray and Wireguard to Create a Quick and Easy open bottom unit with Wireguard Protection for UVC Solutions.
Lighting the Way through Quality
As a commitment to our customers, SLP continues to invest heavily in research and development along with the very latest technology in our plants. Not only do our products begin with our own in house testing on prototypes and samples then UL Approved and Certified. Our facilities are ISO 9001:2015 Certified. This enables SLP to assist our customers in meeting the everyday challenges in an ever changing global marketplace.
In Business Since 1969
SLP has been serving the lighting industry since 1969. The first lighting company to have both injection molding and metalizing under one roof to ensure proper quality throughout the entire process.
Beginning-to-End Service
A leader in developing and manufacturing a full range of lighting solutions and innovative products. Our services include Engineering, Design, Prototyping, In-House Testing, Manufacturing, Distribution and more! From concept to reality with the customer and end user’s in mind through the entire process.
About Us
In 1969, Koller Enterprises Inc. bought the plastic louver business of MSL Industries and formed Scientific Lighting Products (SLP). SLP started with three different louvers and based on customer needs, expanded and refined the offering of plastic louvers, metal louvers and weatherproof enclosures.
The SLP engineering team has continuously followed the lamp source from T12 to T5 to LEDs. Each of our products are tailored to the latest technology and are designed to utilize the newest light sources to their fullest. Our Heat Lab, IP Test Booth and Goniometer assure that our products will meet the ever changing needs of the market.
Koller Enterprises Companies
Headquarters & International Sales:
SLP Lighting
1400 S. Old Highway 141
Fenton, MO 63026 USA
Phone: 636.600.4084x
800.248.0224
Fax: 636.660.4108
Manufacturing & Logistics:
SLP Sullivan
1005 N. Service Road West
Sullivan, MO 63080
Phone: 573.468.3181
USA Distribution
SLP Central (Headquarters)
Phone: 636.600.4084
800.248.0224
SLP Northeast –
R&R Direct:
62- 70 Myrtle Avenue
Passaic, NJ 07055
Phone: 1.800.248.0224
