Product Description
NLOS-R42L27WW 4" SURF Regressed Edge-lit Surface Mounted LED Round Baffle from Nora Lighting delivers clean, glare-reduced illumination in a slim 11/16" profile. This 4" round, edge-lit surface mount installs directly over a junction box—no housing required—and produces approximately 609 lumens at warm 2700K with 90+ CRI and smooth Triac/ELV dimming.
Model: NLOS-R42L27WW
Brand: Nora Lighting
Type: 4" Round SURF LED Regressed Edge-Lit Surface Mount
Lumens: ~609 lm (2700K)
Wattage: 11W nominal (≈10.7W tested)
Color Temperature: 2700K
CRI: 90+
Voltage: 120V
Dimming: Triac / ELV
Profile: 11/16" thin, regressed baffle
Rating: cULus Wet Location; ENERGY STAR®; Title 24 JA8-2022; FCC
Free shipping on orders over $250
Product Benefits
- No housing needed—surface-mounts directly over a standard or fire-rated junction box for fast installs.
- Reduced glare—regressed edge-lit light guide with embedded honeycomb lens delivers soft, even illumination.
- High color quality—90+ CRI at warm 2700K enhances finishes in residential and hospitality spaces.
- All-weather & code-friendly—wet-location listed, ENERGY STAR® and Title 24 JA8 compliant; closet-rated when installed per NEC 410.16.
Key Features
- Edge-lit optical system for a uniform, clean aperture and comfortable brightness.
- Regressed baffle trim design further cuts glare and adds an architectural look.
- Easy mounting—aluminum backplate attaches to the J-box bracket for a flush, finished appearance.
- Wide flood distribution (~85°) ideal for general ambient lighting.
Specifications
| Technical Specs | |
|---|---|
| Input Voltage | 120VAC |
| Input Power | 11W nominal (tested ≈10.7W) |
| Dimming | Triac / ELV |
| Operating Temperature | 0°C to 45°C |
| J-Box Requirement | 4" octagon box with minimum 1-1/2" height |
| Performance Specs | |
|---|---|
| Delivered Lumens | ~609 lm @ 2700K (beam ~85° wide flood) |
| Color Temperature | 2700K (series also available in 3000K / 3500K / 4000K / 5000K) |
| CRI | 90+ |
| Efficacy | ~57 lm/W (2700K test) |
| Physical Specs | |
|---|---|
| Profile | 11/16" overall thickness |
| Diameter | Approx. 5-3/8" |
| Trim | Regressed polycarbonate baffle; white finish |
| Mounting | Surface mount over standard or fire-rated J-box |
| Compliance & Safety | |
|---|---|
| Listings | cULus Listed for Wet Location; FCC compliant |
| Energy Programs | ENERGY STAR® certified; Title 24 JA8-2022 high-efficacy compliant |
| Closet Use | Suitable when installed per NEC 410.16 (A)(1) & 410.16 (C)(1) |
| Warranty | 5-Year Limited |
Application Examples
- Kitchens, hallways, bedrooms and living areas
- Bathrooms, laundry rooms and utility spaces (wet-location rated)
- Closets (per NEC 410.16 clearances and installation)
- Multifamily and hospitality corridors where low-glare ambient light is desired
Installation Tips
- Verify the 4" octagonal J-box is at least 1-1/2" deep and properly secured.
- Attach the aluminum backplate to the J-box bracket, make connections, then snap the fixture to the plate for a flush finish.
- Use compatible Triac or ELV dimmers for best performance.
- Maintain operation within 0°C–45°C ambient; do not recess or cover with insulation.
Frequently Asked Questions
Q: Does this need a recessed housing?
A: No. It’s a surface-mounted, can-less design that installs directly to a junction box.
Q: How bright is the 2700K model?
A: The NLOS-R42L27WW delivers about 609 lumens in an ~85° wide-flood distribution.
Q: Is it suitable for bathrooms or covered porches?
A: Yes—it's listed for wet locations. Follow all local codes for placement.
Q: Can I dim it with standard wall dimmers?
A: Yes. It supports Triac and ELV dimming on 120V.
Q: Is it closet rated?
A: Yes, when installed per NEC 410.16 clearances, it’s suitable for closet use.
Q: What are the overall dimensions?
A: The 4" round SURF is about 5-3/8" diameter and only 11/16" thick for a low-profile look.
