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 Display Solutions Since 1989
Display Solutions Since 1989
  • LED Billboards
  • High Resolution LED Displays
  • Full Color LED Signs
  • Red Matrix LED Signs
  • Gas Price LED Signs
  • Time and Temp LED Signs
  • Micro-COB LED Wall
  • All-in-one LED Wall
  • SMD LED Wall
  • Rental LED Display
  • Outdoor Digital Signage Kiosk
  • Indoor Digital Signage Kiosk
  • Indoor Heave Duty Touch Kiosks
  • Classroom Touch Board
  • Meeting Room Touch Board
  • Admax Desktop V5.06
  • Admax Cloud System
  • Minplus Desktop V5.0
GWF-A3M Series LED Display is using the latest SMD LED technology, designed for outdoor ultra-high-resolution displays. GWF-A3M series LED display pixel pitch has 2.8mm, 3.9mm, 4.8mm, 6.2mm, brightness has from 6500nits to 7000nits, meet different market needs.
GWF-A3M series LED display with standard module 9.84” x 9.84” (250mm x 250mm). We provide customized services based on module dimensions.
GWF-A3M series LED display can use multi-options of communication, ethernet cable, Wi-Fi, Wireless Bridge, 4G. We provide an LED control system for windows, a cloud-based system for content management and display monitoring, remote real-time control. You can access with PC, tablets, or mobile phones at any time to manage your devices.
Certificate: ETL, FCC, CE, RoHS

Products Features

Excellent Visual, Energy Saving
•  Small Pixel Pitch ranging from 2.8mm~6.2mm
•  281 trillion color
•  Grey Level 14-16 Bit
•  Higher Contrast
•  High 3840Hz refresh rate
•  Automatic Brightness Controls, auto-Adjustment for Ambient Light for Maximum Comfort
•  Low Power Consumption, environmentally friendly
Industrial Grade and Weatherproof
•  Stablest Parallel Design - any Outages will be Isolated while the rest of The Billboard Still Runs
•  Waterproof Modules! Display Protection Grade of IP65
•  Series-A Gold Wire LEDs with 4-Layer PCB. UL-Certified Power Supplies and Cables
•  Dual Channel Heat Dissipation, No Fans
•  Resistant to Fire, Moisture, and Dust.
•  Anti-Corrosion, Anti-Static Electricity, and Lightning Protection with Short Circuit Protections
Light Weight and Easy to Install
•   Aluminum Cabinet Thickness of Only 3.58 inches
•  Standard Cabinet Weighs 6.9lbs/sqft. 20lbs to 40lbs Total
•  Cost-Efficient Shipping/Installation
•  Easy Installation
•  Customized steel structure designs and manufacturing services
Remote Monitoring and Control
•  Remote On/Off
•  Remotely Monitor the Current/Voltage and Calculate Power Consumption
•  Record the Ambient Temperature, Brightness and Display Status
•  Monitor Abnormal movement, vibration, and noise
•  GPS Positioning
•  Send Alert Messages to Managers
User-Friendly Admax Software
Admax LED Display Control System for Windows PC is an easy-to-use software developed by Grandwell for the end-user.
•  Content Management Includes editing the Text, Picture, Video, Clock, Date, Timer, RSS, etc.
•  Create Playlists
•  Schedule Program, the screen on/off
Admax Cloud System
We provide a Cloud Service through that controls display and manages contents. You can access the devices with PC, Tablets, or Mobile Phones at any time.
•  Wired Ethernet, Cellular Communication, Wireless Bridge, or Fiber Optic
•  Secured data
•  Create Playlist and Schedule Online
•  Smart Dashboard
•  Statistical Analysis

Choosing Best Pixel Pitch for Your Outdoor LED Displays


Model No. A3MF2 A3MB3 A3MB4 A3MB6
Pixel Pitch 2.8mm 3.9mm 4.8mm 6.25mm
Module Dimensions 9.8” X 9.8” (250 x 250 mm)
Module Resolution 88 x 88 64 x 64 52 x 52 40 x 40
Standard Cabinet Cabinet A: Dimension 39.4” x 29.5” x 3.6” (1000 x 750 x 91mm) , weight 58 lbs.
Cabinet B: Dimension 39.4” x 19.7” x 3.6” (1000 x 500 x91 mm) , weight 39 lbs.
Cabinet G: Dimension 19.7” x 19.7” x 3.6” (500 x 500 x91 mm) , weight 19.5 lbs.
Waterproof Front: IP65 Back: IP54
Service Access Front, Rear
Compliant Standard ETL, FCC, CE, RoHS
Remark: Power consumption tolerance: ±15%, according to the actual situation. Specifications are for reference only. Don't hesitate to get in touch with our salesperson for details. All rights reserved to GRANDWELL.
5-Years Warranty
•  Failed LED Modules will be Repaired or Replaced for 5 Years
•  Free Software Training
•  Lifetime Technical Support
•  Inventory Tracking and Quality Control Management
Maintenance Management Services
•  Equipment and Facility Management
•  Preventive Maintenance Scheduling, Regular Inspection
•  Online Monitoring, Record Various Status and Send Alert Messages
•  Operation Reports
Content Management Support Services
•  We provide content management and design support services to maximize the value of all customers’ displays
•  Support Customers to Build CMS (Content Management Systems)
•  Design Services, Pictures, Animations, and Video Productions

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