PI-S Series P4 Indoor LED Display Module | 320×160mm SMD Front Service LED Module for Commercial Indoor LED Displays

The PI-S Series P4 Indoor LED Display Module is a professional 320mm × 160mm SMD LED module designed for commercial indoor LED displays, retail LED screens, and fixed indoor LED video wall projects that require stable image quality, practical viewing distance, and dependable long-term operation. Featuring a 4mm pixel pitch, SMD2121 LEDs, an 80 × 40 module resolution, and a front service standard module structure, it provides clear image performance, strong brightness, wide viewing angles, and reliable color consistency for commercial indoor display systems.

With 62,500 dots/m² pixel density, brightness of at least 600 nits, a 3000:1 contrast ratio, and a refresh rate above 3840Hz, this P4 indoor LED module is suitable for shopping mall LED displays, retail advertising screens, conference room LED walls, corporate lobby displays, exhibition screens, indoor digital signage, and other commercial LED display projects requiring a standardized 320×160mm module platform.

Package Included

About This Item

• Professional P4 Indoor LED Display Module: Designed for commercial indoor LED displays, the P4 pixel pitch delivers an ideal balance between viewing distance, display quality, and project cost, making it an excellent solution for digital signage, retail advertising, and fixed indoor LED screen installations.
• Excellent Visual Performance for Commercial Displays: Featuring ≥600 nits brightness, a 3000:1 contrast ratio, and a wide 160° viewing angle, the module provides clear images, vivid colors, and stable visual performance for continuous indoor operation.
• Standard 320×160mm Cabinet Compatibility: The standardized module size is compatible with mainstream indoor LED cabinets, enabling efficient cabinet assembly, fast module replacement, and flexible LED video wall expansion.
• Front Service Maintenance Design: Supports complete front-side installation and maintenance, making it ideal for wall-mounted indoor LED screens and commercial installations with limited rear maintenance space.
• Reliable Performance for Long-Term Operation: Stable driving performance, consistent color reproduction, and dependable display quality make this module suitable for shopping malls, exhibition halls, conference rooms, retail stores, and other commercial indoor environments.
• Bulk Project Procurement Ready: Available in sample, standard carton, and engineering package options to support product evaluation, channel stocking, engineering procurement, and large-scale commercial indoor LED display projects.

Order & Logistics

Lead Time

PI-S Series: Handling time 3–5 business days.

Freight & Delivery

Shipping fees are not included in product pricing and will be charged separately based on actual freight cost.

• Available shipping methods: Standard shipping / Express shipping / Project logistics.
• Estimated shipping time: Standard delivery takes 9–18 business days, while express delivery takes 5–9 business days.
• Express options: DHL / UPS / FedEx options may be available depending on destination and order quantity.
• Shipping Terms: DDP TERM, all fees included, except for destination countries where this service is unavailable.
• Project logistics: This product supports bulk purchasing, channel stocking orders, engineering procurement, and project-based delivery.

For large quantity orders, please contact us to confirm freight arrangements, production schedules, and delivery plans.

Specifications

Protection & Design Features

• Mature SMD2121 Technology Platform: Built with proven SMD2121 LED packaging technology, delivering stable brightness, reliable color consistency, and dependable long-term performance for commercial indoor LED display applications.
• Standard Front Service Module Structure: The standardized 320×160mm front service architecture supports efficient cabinet installation, simplified maintenance, convenient module replacement, and compatibility with mainstream indoor LED cabinet systems.
• High-Precision PCB & Modular Design: Engineered with a precision PCB layout and standardized modular construction to improve signal transmission stability, maintain display uniformity, and ensure reliable performance across large indoor LED video wall installations.

Installation Guide

• Confirm the cabinet size, module size, pixel pitch, receiving card layout, power supply capacity, and front service structure before installation.
• Install the P4 320×160mm indoor LED modules according to the cabinet layout and ensure each module is securely fixed and accurately aligned.
• Connect the flat data cables according to the signal direction, receiving card configuration, and indoor LED screen wiring plan.
• Connect the DC 5V power cables correctly and check polarity before powering on the LED display system.
• For front service maintenance, remove and replace the LED module from the front side using proper tools and anti-static handling methods.
• Avoid bending, pressing, scratching, or impacting the LED surface during transportation, cabinet assembly, installation, and maintenance.

Applications

• Commercial Indoor LED Displays
• P4 Indoor LED Display Modules
• Retail Advertising LED Screens
• Shopping Mall LED Displays
• Indoor Digital Signage Systems
• Commercial LED Video Walls
• Corporate Lobby LED Displays
• Conference Room LED Screens
• Exhibition and Trade Show LED Displays
• Brand Experience Center Displays
• Broadcast Studio LED Displays
• Control Room LED Screens
• Command Center LED Displays
• Airport Information Displays
• Hotel LED Display Systems
• Education LED Display Systems
• Transportation Hub Information Screens
• Large-Scale Commercial LED Display Projects