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High definition widescreen LCD monitor
These monitors are also ideal for message boards, video conferencing,
classroom presentations, retail kiosks & gaming displays

Built-in CAT5 Receiver
Video signal through CAT5
Built-in Scheduling Feature
Program the monitor to turn on/off through its built-in 24/7 scheduling function
Power Save
Increased protection against image retention and image persistence
Energy Star Compliant
Power savings for energy efficient installations

Amazing Entertainment & Digital Signage
The LDT551V High Definition widescreen LCD monitor brings full HD 1080P to our line in a bright 55″ digital display with native 1920×1080 resolution. Use this display monitor to build amazing entertainment and digital signage displays. These monitors are also ideal for message boards, video conferencing, classroom presentations, retail kiosks, or gaming displays, or to enhance your facilities with welcome messages, company promotions, or human resources information.
Features Designed for Your Application
The LDT551V monitor answers your need for digital signage, message boards, video conferencing, retail kiosks, or broadcast displays to enhance your facilities with everything from advertising to welcome messages to vital, up-to-the-minute news and information. And versatility is engineered into every one: Inputs range from DVI-D, D-Sub 15 and HDMI. The LDT551V features a built-in CAT5 receiver and comes with an accompanying transmitter box, and even utilizes Mitsubishi’s own networking software for remote management.
MEMOS: We Back Your Widescreen LCD Monitor
Mitsubishi Express Monitor Official Service (MEMOS) provides a dedicated 24-hour, 7-days a week
MEMOS Hot Line – (888) 307-0309 – connects you to dedicated support staff
Features & Specifications
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Built in CAT5 Receiver Video signal through CAT5 Power Save Increased protection against image retention and image persistence Picture-in-Picture Show two active input displays simultaneously VESA Compliant Allows for VESA standard mounting arms or mounts Closed Caption Support closed caption for hearing impaired needs |
![]() Display
Contrast & Backlight
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Size, Weight, Power
- Viewable Size: (W x H x D)
- 47.6" x 26.8"
- Dimensions: (W x H x D)
- 51.1" x 30.3" x 4.9"
- Dimensions with Stand: (W x H x D)
- N/A" x N/A" x N/A"
- Weight:
- 88.0 lbs.
- VESA Standard: (Mounting Interface)
- 8 Holes (200mm)
Operation
- PC/MAC Compatibility:
- Yes
- Response Time:
- 8.0 ms (Grey to Grey)
- Power Consumption:
- 344/322 (Vol. Max/Mute)W
- Power Requirements:
- AC100-240VV
- Scanning Frequency:
- [H] 15.625/15.754, 31.5 - 91.1kHz
[V] 50.0/58.0-85.0 Hz
Interface
- Computer/Video Input Support:
- Mini D-Sub 15 pin
BNC (R,G,B,H,V)
HDMI
DVI-D
CAT5 In/Out
S-Video
Audio L/R (RCA) - NTSC, PAL, SECAM: Yes
- 12V Trigger: N/A
- Computer Monitor Loop-Out: Yes
- RS-232 Communication Support: Yes
- Audio Speaker: Optional
- USB Mouse Support: N/A
Warranty & Service: 3-years parts and labor, toll-free 24x7 technical support, available Express Replacement Assistance, repairs and service (MEMOS)
Proof of purchase or dated invoice with model and serial number information will be required for all service transactions to be initiated
Support
Resources
Documentation
CAD Files
Control Codes
Monitor Images
Warranty
The MEMOS Warranty program provides high standard of service excellence. Mitsubishi LCD monitor users are entitled to a comprehensive set of support services:
3-years parts and labor warranty
If a monitor fails within the first 30 days of delivery, regular DOA procedures will apply and replacement units may be sent instead of onsite service
All terms and conditions of Mitsubishi Monitor Warranty still apply, please review the warranty statement for more details
Toll-free 24x7 technical support access
Proof of purchase or dated invoice with model and serial number information will be required for all service transactions to be initiated
Accessories
![]() | SP-551S
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![]() | Optional Stand
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![]() | Digital Signage Player with WiFi, RS-232C and A/V Input
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![]() | Digital Signage Player
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![]() | Multi-Purpose Tilt Mount
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![]() | Multi-Purpose Fix Mount
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Monitor Support
Your source for all questions about Mitsubishi Monitors








