--- title: LM PRO Series Ultra-Slim Fine Pitch Indoor Fixed LED Display description: Ultra-slim fine-pitch LED wall for auditoriums, lecture halls, stages and conference spaces. 28 mm, 4.1 kg cabinets in P0.9 to P2.5, with full front service. url: https://led.express/products/lm-pro-series/ language: en alternates: es-MX: https://led.express/es/productos/lm-pro-series/index.md fr-CA: https://led.express/fr/produits/lm-pro-series/index.md publisher: LED Express product: LM Pro Series category: Fixed installation LED › Indoor fixed image: https://led.express/assets/lm-pro-series-product.cefe8223ec.webp --- # LM PRO Series Ultra-Slim Fine Pitch Indoor Fixed LED Display > Slim Aluminum Seamless Video Wall ![LM Pro Series](https://led.express/assets/lm-pro-series-product.cefe8223ec.webp) LM PRO Series is an ultra-slim fine-pitch indoor LED display designed for professional fixed installation applications requiring efficient deployment, reliable operation, and premium visual performance. With an ultra-thin cabinet design, lightweight structure, and advanced front maintenance system, it provides a practical solution for large indoor spaces. - Category: [Indoor fixed](https://led.express/products/fixed-installation-led-display/indoor-fixed-led-display/index.md) - Request a quote: https://led.express/quote/?display=lm-pro-series - Configure a wall: https://led.express/wall-builder/?display=lm-pro-series ## Key facts - Type: SMD - Size: 600×337.5×28mm - Pixel pitch: P0.9, P1.3, P1.6, P1.9, P2.5 - Service access: Front ## Highlights 1. Ultra-Slim and Lightweight Cabinet Design 2. Wide Viewing Angle with Smooth Visual Performance 3. Full Front Maintenance for Efficient Service 4. Dual Backup Protection for Reliable Operation 5. Clean Design with Hidden Connections 6. Flexible Installation Options 7. Designed for Large Indoor Venues ## Ultra-Slim and Lightweight Cabinet Design LM PRO Series features an ultra-slim cabinet design with a thickness of only 28mm and a lightweight structure of 4.1kg per cabinet. The compact design simplifies transportation and installation while creating a cleaner appearance for professional indoor environments. ## Wide Viewing Angle with Smooth Visual Performance Equipped with high refresh rate, 14-bit grayscale processing, and wide viewing angles, LM PRO Series delivers smooth motion, accurate image details, and comfortable viewing from different positions. The automatic color correction technology helps maintain consistent display performance. ![Wide Viewing Angle with Smooth Visual Performance](https://led.express/assets/feature-02-wide-viewing-angle-with-smooth-visual-perform.dad336ee17.webp) ## Full Front Maintenance for Efficient Service LM PRO Series adopts a vacuum magnetic suction front maintenance design, allowing quick module removal and replacement. The simplified maintenance process helps reduce service time and improves operational efficiency. ![Full Front Maintenance for Efficient Service](https://led.express/assets/feature-03-full-front-maintenance-for-efficient-service.07b7aaf675.webp) ## Dual Backup Protection for Reliable Operation Supporting dual backup solutions for both power and signal, LM PRO Series helps maintain stable operation during unexpected situations. The redundant design reduces the risk of interruptions and ensures continuous display performance. ## Clean Design with Hidden Connections The hidden wiring design integrated into the cabinet structure creates a cleaner appearance while simplifying installation. It eliminates complex external cable arrangements and improves overall system aesthetics. ![Clean Design with Hidden Connections](https://led.express/assets/feature-05-clean-design-with-hidden-connections.98fc6b321a.webp) ## Flexible Installation Options LM PRO Series supports multiple installation methods, including hanging, wall mounting, and steel structure floor mounting. The flexible installation design allows it to adapt to different architectural spaces and project requirements. ## Designed for Large Indoor Venues With excellent viewing performance and reliable operation, LM PRO Series is ideal for large indoor applications including lecture halls, auditoriums, stages, and conference spaces where clear visuals and stable performance are essential. ![Designed for Large Indoor Venues](https://led.express/assets/feature-07-flexible-installation-options.bf8a9b5e3e.webp) ## Specifications | Model | L091M Pro | L121M Pro | L151M Pro | L181M Pro | L251M Pro | |---|---|---|---|---|---| | Pixel Pitch | 0.9375 | 1.25 | 1.5625 | 1.875 | 2.5 | | Cabinet Size | 600mm×337.5mm×28mm | 600mm×337.5mm×28mm | 600mm×337.5mm×28mm | 600mm×337.5mm×28mm | 600mm×337.5mm×28mm | | Cabinet Material | Die-casting Aluminum | Die-casting Aluminum | Die-casting Aluminum | Die-casting Aluminum | Die-casting Aluminum | | Weight | 4.1kg | 4.1kg | 4.1kg | 4.1kg | 4.1kg | | Refresh Rate | 2880Hz~3840Hz | 2880Hz~3840Hz | 2880Hz~3840Hz | 2880Hz~3840Hz | 2880Hz~3840Hz | | Viewing Angle | H160°/V140° | H160°/V140° | H160°/V140° | H160°/V140° | H160°/V140° | _Published specifications. Final values for your configuration are confirmed with your quote._ ## Wall Builder - Layout: Cabinets in columns × rows - Unit size: 600 × 337.5 mm - Maximum: 16 × 16 | Pixel pitch options | Model | Pixels per unit | Weight per unit | |---|---|---|---| | P0.9 (0.9375 mm) | L091M Pro | 640 × 360 | 4.1 kg | | P1.3 (1.25 mm) | L121M Pro | 480 × 270 | 4.1 kg | | P1.6 (1.5625 mm) | L151M Pro | 384 × 216 | 4.1 kg | | P1.9 (1.875 mm) | L181M Pro | 320 × 180 | 4.1 kg | | P2.5 (2.5 mm) | L251M Pro | 240 × 135 | 4.1 kg | Configure a wall: https://led.express/wall-builder/?display=lm-pro-series ## Related displays - [H3 Series](https://led.express/products/h3-series/index.md): Ultra Fine-Pitch 16:9 Video Wall (P1.6, P2.0, P2.6, P3.9, P4.8 · 500×500mm / 500×1000mm) - [LX-O Series](https://led.express/products/lx-o-series/index.md): Ultra-Slim High-Refresh Indoor Commercial LED Display (P1.3, P1.5, P1.7, P1.9, P2.0, P2.5 · 640×480×69.9mm) - [TB Series](https://led.express/products/tb-series/index.md): Commercial Outdoor High-Refresh Screen (P3.9, P4.8 · 500×500 / 750 / 1000mm) --- Web page: https://led.express/products/lm-pro-series/ · Site index: https://led.express/llms.txt