Product Description
The NSLIC-401AT/10 by Nora Lighting is a 4" IC-rated, air-tight, line voltage new construction housing designed for use in insulated ceilings. Its robust double wall steel construction ensures long-lasting performance and compatibility with 4" MR16 trims. This energy-efficient housing meets ASTM-283 air-tight standards and includes adjustable bar hangers, a UL thermal protector, and through-branch circuit wiring support for demanding project environments.
Brand: Nora Lighting
Model: NSLIC-401AT/10
Fixture Type: 4" Line Voltage IC New Construction Housing
Voltage: 120V
Socket: GU10
Max Wattage: 50W MR16 (lamp not included)
Application: Insulated Ceilings, New Construction
Free shipping on orders over $250
Product Benefits
- IC-rated for direct contact with thermal insulation (excluding spray foam)
- Air-tight housing meets ASTM-283 standards to reduce HVAC losses
- cULus listed for damp locations and feed-through branch circuit wiring
- Prewired junction box with snap-on cover and quick connects
- Bar hangers adjust from 13-3/4" to 24-1/2" with captive nails and alignment feet
Key Features
- Housing Material: 0.040" steel frame with bar hanger brackets
- Bar Hanger Range: 13-3/4" to 24-1/2"; accepts 27" flat bars
- Junction Box: 15 cu. in. galvanized steel with six 1/2" knockouts and four Romex® pryouts
- Thermal Protection: UL-listed 90°C-rated thermal protector included
- Quick Connect: UL-approved for simple, secure wiring
Technical Specifications
Dimensions
| Housing Length: | 12-3/8" |
| Height: | 8" |
| Ceiling Cutout: | 4-3/8" |
Electrical
| Voltage: | 120V |
| Socket: | GU10 |
| Lamp Type: | MR16 (50W max, not included) |
Certifications & Listings
| UL Listed: | Yes (Damp Location & Feed-Through) |
| Air-Tight: | Yes (ASTM-283 Compliant) |
| State Approval: | Washington State Approved |
Ideal Applications
- Residential insulated ceilings
- Multi-family housing and apartment buildings
- New construction projects requiring 4" MR16 downlights
- Energy-conscious installations requiring air-tight compliance
Installation Tips
- Remove the shipping screw before installing the transformer
- Position bar hangers with alignment foot flush to joist bottom
- Rotate bar hangers 90° if perpendicular positioning is preferred
- Ensure branch circuit wiring does not exceed junction box rating
Frequently Asked Questions
Q: What lamp type does this housing use?
A: It uses a GU10 base MR16 lamp, rated up to 50W (not included).
Q: Is this fixture air-tight?
A: Yes, it meets ASTM-283 air-tight standards with factory-installed gaskets:contentReference[oaicite:0]{index=0}.
Q: Can this be installed in direct contact with insulation?
A: Yes, it is IC-rated for contact with thermal insulation, but not for use with spray foam.
Q: Is this housing suitable for wet locations?
A: Only when used with designated wet-listed trims. Otherwise, it is listed for damp locations.
Q: Are flat bar hanger extensions available?
A: Yes, the brackets can accommodate longer 27” accessory bar hangers.
