DLC Listed LED Tube Manufacturer — QPL Certified Factory Direct
Cornea Lighting's DLC QPL listed T8 LED tubes qualify for US and Canada utility rebates of $5–$25 per tube. 8 variants on the DLC QPL — covering 9W to 36W, 4ft and 8ft, multiple CCTs.
📋 Quick Answer
DLC QPL (DesignLights Consortium Qualified Products List) listed LED tubes have been independently tested and verified to meet minimum performance standards for efficacy (≥100 lm/W), color quality (CRI ≥80), and lifetime (L70 ≥50,000 hours). DLC QPL listing is required to qualify for utility rebate programs in the US and Canada, which typically offer $5–$25 per tube. Cornea Lighting has 8 T8 LED tube variants on the DLC QPL, covering 9W to 36W, multiple CCTs, and both 4ft and 8ft lengths.
Available DLC QPL Listed Models
| SKU | Type | Length | Wattage | Lumens | CCT | CRI | Install Type | IP | Dimmable | Certifications |
|---|---|---|---|---|---|---|---|---|---|---|
| CL-T8-4F-9W-40-A | T8 | 4ft | 9W | 1,100lm | 4000K | CRI 80 | Type A | IP20 | — | ULDLCCERoHS |
| CL-T8-4F-15W-40-A | T8 | 4ft | 15W | 1,800lm | 4000K | CRI 80 | Type A | IP20 | — | ULDLCCERoHS |
| CL-T8-4F-18W-40-B | T8 | 4ft | 18W | 2,300lm | 4000K | CRI 80 | Type B | IP20 | ✅ 0-10V | ULETLDLCCERoHSEnergy Star |
| CL-T8-4F-18W-50-B | T8 | 4ft | 18W | 2,350lm | 5000K | CRI 80 | Type B | IP20 | ✅ 0-10V | ULETLDLCCERoHSEnergy Star |
| CL-T8-4F-18W-40-AB | T8 | 4ft | 18W | 2,250lm | 4000K | CRI 80 | Type A+B | IP20 | — | ULDLCCERoHS |
| CL-T8-4F-22W-40-B | T8 | 4ft | 22W | 2,800lm | 4000K | CRI 80 | Type B | IP20 | ✅ 0-10V | ULDLCCERoHS |
| CL-T8-4F-18W-40-B-90 | T8 | 4ft | 18W | 2,100lm | 4000K | CRI 90 | Type B | IP20 | ✅ 0-10V | ULDLCCERoHS |
| CL-T8-4F-18W-30-B | T8 | 4ft | 18W | 2,200lm | 3000K | CRI 80 | Type B | IP20 | ✅ 0-10V | ULDLCCERoHS |
| CL-T8-8F-36W-50-B | T8 | 8ft | 36W | 4,600lm | 5000K | CRI 80 | Type B | IP20 | ✅ 0-10V | ULDLCCERoHS |
*Annual energy cost calculated at $0.10/kWh, 10 hrs/day, 365 days/year.
Why Choose DLC QPL Listed?
$5–$25 Rebate per Tube
DLC QPL listing qualifies for utility rebate programs across the US and Canada. For a 500-fixture project, rebates can total $2,500–$12,500 — reducing project payback period from 3 years to under 18 months.
Independent Performance Verification
DLC QPL listing requires independent LM-79 photometric testing — providing buyers with verified efficacy, CRI, and lifetime data, not just manufacturer claims.
Commercial Specification Requirement
Many commercial lighting specifications, LEED projects, and government procurement programs require DLC QPL listing. Cornea Lighting's DLC QPL products meet all commercial specification requirements.
Energy Star Overlap
Several DLC QPL variants also carry Energy Star certification, qualifying for additional residential and commercial rebate programs.
Typical Applications
DLC QPL Listed LED vs Fluorescent: Side-by-Side Comparison
| Specification | Fluorescent | Cornea LED (DLC QPL Listed) |
|---|---|---|
| Rebate Eligibility | None | $5–$25/tube (DLC QPL) |
| Efficacy | 89 lm/W (F32T8) | 120–131 lm/W |
| Lifespan | 20,000 hrs | 50,000 hrs (L70) |
| Mercury | 3.5mg | None |
| Wattage (18W) | 32W | 18W |
| Annual Energy Cost* | $14.02/yr | $7.88/yr |
Certifications & Compliance
DLC QPL
DesignLights Consortium Qualified Products List — required for US/Canada utility rebates. Independently tested efficacy, CRI, and lifetime.
UL / ETL Listed
UL and ETL safety certifications available on all DLC QPL variants.
Energy Star
Select DLC QPL variants also carry Energy Star certification for additional rebate eligibility.
Frequently Asked Questions
QWhat does DLC QPL listing mean for buyers?
DLC QPL (DesignLights Consortium Qualified Products List) listing means the LED tube has been independently tested and verified to meet minimum performance standards: efficacy ≥100 lm/W, CRI ≥80, L70 lifetime ≥50,000 hours. More importantly, DLC QPL listing is required to qualify for utility rebate programs in the US and Canada, which typically offer $5–$25 per tube.
QHow do I verify Cornea Lighting products are on the DLC QPL?
Visit designlights.org/search and search by manufacturer name "Cornea Lighting" or by product model number (e.g., CL-T8-4F-18W-40-B). All listed products show certification date, efficacy rating, and eligible rebate programs. Cornea Lighting provides DLC certificate numbers with every commercial order.
QWhich Cornea Lighting products are DLC QPL listed?
The following 8 variants are DLC QPL listed: CL-T8-4F-9W-40-A (9W Type A), CL-T8-4F-15W-40-A (15W Type A), CL-T8-4F-18W-40-B (18W 4000K Type B), CL-T8-4F-18W-50-B (18W 5000K Type B), CL-T8-4F-18W-40-AB (18W Type A+B), CL-T8-4F-22W-40-B (22W Type B), CL-T8-4F-18W-40-B-90 (18W CRI90 Type B), CL-T8-4F-18W-30-B (18W 3000K Type B), and CL-T8-8F-36W-50-B (36W 8ft).
QHow much can I save with DLC utility rebates?
Utility rebates for DLC QPL LED tubes typically range from $5–$25 per tube depending on the utility provider and product efficacy. For a 500-fixture commercial retrofit, rebates can total $2,500–$12,500. Combined with energy savings (44% vs fluorescent), the total project payback period is typically 12–18 months.
QDoes DLC certification apply outside North America?
DLC QPL is a North American standard (US and Canada). For European markets, Cornea Lighting products carry CE marking and TUV Rheinland certification. For GCC/Middle East, SASO certification is available. For Australia/New Zealand, SAA certification is available on request.
Related Product Specifications
Ready to Source DLC QPL Listed LED Tubes?
Factory-direct from Zhongshan, China. MOQ 100 pcs. OEM & private label available. DLC QPL, UL, ETL, CE certified. 5-year warranty.
📧 [email protected] · 📍 Zhongshan, Guangdong, China