LED Troffer Factories China: Top 8 Verified Manufacturers (2026)
LED troffers — those 2x2 and 2x4 drop-ceiling workhorses — are the most commoditized LED category in commercial lighting. The price spread between a bare-bones $15 troffer and a DLC Premium $45 troffer isn't about profit margin — it's about the bill of materials. The cheap one has a 0.8mm steel housing that warps under its own weight, a generic driver that hums at 120Hz, and SMD2835 chips that drop to 70% output in 36,000 hours. The expensive one has 0.5mm cold-rolled steel (thinner but higher-grade), a Mean Well driver, and Lumileds chips rated for 100,000-hour L70.
We profiled 8 troffer factories that consistently ship to North American and European distributors. All have active UL/ETL certification. Six have DLC Premium listings.
Shenzhen E-Lite Semiconductor
Products: LED troffers (1x4, 2x2, 2x4), center-basket troffers, volumetric troffers
Strength: DLC Premium across 28 troffer SKUs. Volumetric troffer with UGR <16. In-house Type C goniophotometer. 14-year track record, zero major recalls. Monthly capacity: 120,000 troffers.
Zhongshan Wellux Lighting
Products: Standard troffers, emergency troffers, antimicrobial-coated troffers (healthcare)
Strength: ISO 13485 certified — qualified for medical devices. Antimicrobial coating (silver-ion) for healthcare. In-house steel stamping. Monthly capacity: 200,000 troffers. Minimum order $8,000+.
Ningbo U-Glow Lighting Electric
Products: LED troffers (all sizes), emergency troffers, dimmable (0-10V/DALI), vapor-tight troffers
Strength: Broadest certification — NA (UL/DLC), EU (ENEC/VDE), ME (SASO) from one factory. Vapor-tight troffer (IP65) for food/parking garage. Integrated emergency battery.
Changzhou Wellmax Lighting
Products: Standard and premium troffers, cleanroom troffers, tunable white, smart troffers (PoE)
Strength: Most vertically integrated — in-house steel stamping, coating, SMT, final test. PoE troffer line for smart buildings. Cleanroom troffer (ISO Class 5). 23 years in lighting. Defect rate <0.5%.
Guangzhou Risen Electronics
Products: Budget LED troffers, standard edge-lit troffers, surface-mount kit troffers
Strength: Fastest turnaround: 10 days. 2x2 troffer at $10-14 FOB, 2x4 at $14-19 (500+). No UL/ETL/DLC — non-NA markets only.
Shenzhen Powerstar Technology
Products: Back-lit troffers, tunable white, emergency troffers, low-profile troffers
Strength: Back-lit specialist — UGR <16, 45mm profile. Fits shallow plenum spaces. MOQ 100 — accessible for small contractors.
Dongguan Rayshine Optoelectronics
Products: CCT-selectable troffers, back-lit troffers, smart troffers (Bluetooth mesh)
Strength: CCT-selectable as standard. Samsung/LG chips. Casambi Bluetooth mesh. $18-28 FOB 2x4 back-lit. 40% capacity expansion 2025.
| Factory | Location | Employees | Capacity/Month | Key Certs | MOQ | Lead Time | Entry Price (2x4) |
|---|---|---|---|---|---|---|---|
| E-Lite Semiconductor | Shenzhen | 800 | 120,000 | UL/ETL/DLC Premium | 200 | 15-25d | $22-30 |
| Wellux Lighting | Zhongshan | 1,500 | 200,000 | UL/ETL/DLC Prem/ISO 13485 | 500 | 20-30d | $24-35 |
| U-Glow Lighting | Ningbo | 600 | 110,000 | UL/ETL/DLC Prem/ENEC/VDE | 200 | 20-28d | $25-32 |
| Wellmax Lighting | Changzhou | 950 | 150,000 | UL/ETL/DLC Prem/ENEC | 200 | 20-30d | $24-35 |
| Risen Electronics | Guangzhou | 280 | 60,000 | CE/CB | 100 | 10-18d | $14-19 |
| Powerstar Technology | Shenzhen | 450 | 85,000 | UL/ETL/DLC Std | 100 | 12-20d | $18-26 |
| Rayshine Optoelectronics | Dongguan | 350 | 70,000 | UL/ETL/DLC Std | 150 | 15-22d | $18-28 |
How to Choose
For large-scale North American projects (schools, hospitals, offices): Wellux Lighting or Wellmax Lighting. Wellux has ISO 13485 for healthcare. Wellmax most vertically integrated for consistent quality.
For multi-market distributors (NA + EU + ME): U-Glow Lighting — one QC audit covers all markets.
For small/medium contractors: Powerstar Technology (MOQ 100) or Rayshine (MOQ 150, CCT-selectable).
For budget markets: Risen Electronics — 30-40% cheaper, 10-day lead time.
Compare verified LED troffer factories on Compare2Best. Filter by size (1x4/2x2/2x4), certification (UL/ETL/DLC Premium/ENEC), CRI, dimming protocol, and MOQ. Request troffer quotes →