Features of YS-M99311 LED Module:
1.Aluminum PCB for Reliable Heat Dissipation
Built with a dedicated aluminum PCB board, this LED module features excellent thermal conductivity and heat dissipation. It prevents overheating even during continuous 24/7 operation, making it ideal for back lit letter signs that require long hours of stable illumination without light decay.
2.IP67 Waterproof for All-Weather Front/Back Lit Signs
Boasts an IP67 waterproof rating thanks to its integrated injection molding housing. The fully sealed design protects internal components from water, dust, and moisture, so you can use it for both indoor and outdoor front lit/back lit letter signs without worrying about weather damage.
3.Anti-UV Construction for Long-Lasting Sign Performance
The flame-retardant plastic shell is anti-UV and weather-resistant, with strong tolerance to harsh outdoor conditions. It won’t yellow or discolor over time, keeping your front lit and back lit letter signs looking vibrant and professional for years.
4.CE/RoHS Certified, 5-Year Warranty
This YS-M99311 LED module is fully CE and RoHS certified, meeting international safety standards. It comes with a 5-year warranty (or 10,000 hours), providing reliable quality assurance for long-term commercial sign projects.
YS-M99311 LED Module Dimensions:

Click here to request a free quote of YS-M99311 LED module
Applications of YS-M99311 LED Module:
1.Front Lit Letter Signs
The compact 12×10×8.2mm size and high 22-28lm output make it perfect for 5-8cm deep front lit letter signs. The bright, uniform light distribution creates eye-catching storefront signage that attracts customers both day and night, ideal for restaurants, retail stores, and office facades.
2.Back Lit Letter Signs
With a 160° wide beam angle, this LED module delivers soft, even backlight without dark spots, making it ideal for back lit letter signs. It creates a clean, glowing halo effect around letters, perfect for premium brand signage, hotel logos, and modern building facades.
3.Channel & Metal Letter Signs
A versatile choice for standard channel and metal letter signs, including airport, subway, bank, and shopping mall advertising displays. The IP67 waterproof rating ensures durability in high-traffic and high-humidity environments, while the stable performance guarantees long-lasting visibility.

Packing of YS-M99311 LED Module:
1. Electrostatic bag size: 230mm*160mm*0.075mm; 200pcs/bag Electrostatic bag size: 230mm*160mm*0.075mm; 200pcs/bag
2. 20 bag per carton; Total 4000pcs 40 bag per carton; Total 8000pcs
3. Ourter carton size: 52*30*22cm Ourter carton size: 52*30*36cm
4. Gross Weight(G.W): 6.0KG (1+10%), net weigth: 6KG Gross Weight(G.W): 12.0KG (1110%), net weigth: 12KG

Professional YS-M99311 LED Module Manufacturer & Supplier:
Founded in 2013, YESUN LED is a Shenzhen-based manufacturer specializing in advertising signage LED lighting solutions including YS-M99311 LED Module, LED light bars,neon strip and custom light box and signage products for commercial projects, with CE/UL/RoHS certified products exported to over 100 countries and tailored for small channel letters,front lit & back lit letter, slim light boxes, and commercial advertising, supported by a 5,000m² automated factory with 6 dedicated SMT lines, strict full-cycle QC, and a team of 100+ professionals including 10+ R&D engineers to ensure a monthly output of over 1.5 million LED products and a minimum 3-year warranty for all bulk orders.









