Signify (Philips) LOL Frame, 3×3″ Non-IC Chicago Plenum (Model 3SNLC)
The 3SNLC is a plenum-rated LOL (Light of Life) mounting frame engineered for 3×3-inch non-IC (non-insulation contact) downlight installations in Chicago plenum environments. Its plenum rating makes it suitable for use in air-handling ceiling spaces where fire and smoke spread ratings are required by code.
Key Features
- 3×3-inch form factor for compact recessed downlight mounting
- Non-IC rated — requires clearance from insulation per NEC guidelines
- Chicago plenum approved for use in air-handling ceiling cavities
- Designed for compatibility with Signify (Philips) Calculite and related downlight series
Applications
Ideal for commercial office buildings, retail environments, schools, and healthcare facilities where plenum-rated components are required. The non-IC rating makes this frame appropriate for open ceiling cavities without direct insulation contact.
Brand
Manufactured by Signify (Philips), a global leader in professional lighting systems and components.




