Product Description
The NFBIC-4INCATA from Nora Lighting is a 4" IC-rated, air-tight, fire-rated incandescent housing designed for new construction applications. This fixture is UL Classified for a two-hour fire rating and features built-in non-combustible insulation that provides both fire protection and sound dampening. Ideal for commercial, multifamily, and high-code residential installs.
Product: NFBIC-4INCATA Fire-Rated Incandescent Housing
Brand: Nora Lighting
Voltage: 120V
Socket: Medium Base
Max Wattage: 35W (lamp type varies per trim)
Fire Rating: UL Two-Hour Rated
Location: Damp (Wet when used with listed trims)
Free shipping on orders over $250
Product Benefits
- Two-hour UL fire-rated housing for enhanced ceiling-to-ceiling fire separation
- IC-rated for direct insulation contact
- Air-tight construction meets ASTM E283 for energy savings
- Sound dampening fiber fill reduces floor-to-floor noise transfer
Key Features
- Input Voltage: 120V
- Socket Type: Medium Base
- Wattage: 35W Max
- Bar Hangers: Adjustable from 13-3/4" to 24-1/2", with captive nails
- Ceiling Thickness: Up to 1-3/4"
- Air-Tight Rating: Factory gasketed to restrict airflow to <2CFM
- Quick Connects: Pre-installed for easy wiring
Technical Specifications
| Construction & Electrical | |
|---|---|
| Housing Material | 22-gauge galvanized steel with non-combustible insulation |
| Junction Box | Prewired, contains 1/2", 3/4", 3/8" knockouts and Romex pryouts |
| Thermal Protection | Standard UL protector rated 110°C |
| Certification | cULus Listed, ANSI/UL 263 & UL 1598 Compliant |
| Listing: | Damp Location (Wet Location w/ listed trims) |
Ideal Applications
- Multifamily residential ceilings requiring fire-rated protection
- Commercial new construction projects
- Sound-sensitive spaces needing acoustic dampening
- Ceiling-to-ceiling separation in duplexes or condo buildings
Installation Tips
- Use bar hangers to align to bottom of joist or T-bar grid
- Ensure ceiling cutout is 4-3/8"
- Install trims compatible with medium base socket (see list below)
- Comply with UL spacing: max 1 fixture per 25 sq. ft., 3' apart
Compatible Trims
- NS-40 / NS-41 / NS-42 / NS-44 / NS-44HZ / NS-46 – Reflector Series
- NS-12 / NS-18 – Adjustable Gimbal and Eyeball
- NS-76 – Shower Trim (wet location)
- NS-53 / NS-53BZ – Copper & Bronze Reflectors
Frequently Asked Questions
Q: What fire rating does this housing carry?
A: It is cULus classified for a two-hour fire rating per UL fire-resistance standards.
Q: Is this housing air-tight?
A: Yes, it meets ASTM E283 air-tight requirements with airflow <2CFM.
Q: What lamp type is supported?
A: The socket is medium base and supports up to 35W max incandescent, depending on trim.
Q: Can this be installed in damp or wet areas?
A: It is damp location listed by default, and wet location when paired with suitable trims like NS-76.
