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Toshiba LT121AC31U00 12.1" Industrial TFT LCD Display Panel
LT121AC31U00 adopts low-power LTPS thin-film transistor technology, lower power consumption than conventional a-Si industrial panels, stable for long-term static parameter display in factory workshops and medical equipment rooms.
Technical Specification
| Parameter | Technical Specification |
|---|---|
| Full Model | LT121AC31U00 |
| Manufacturer | Toshiba Mobile Display (TMD) Japan |
| Diagonal Size | 12.1 inches, 4:3 square screen |
| Native Resolution | 800(RGB) × 600 SVGA, 83 PPI |
| LCD Technology | LTPS TN TFT-LCD, Transmissive, Normally White |
| Pixel Arrangement | RGB Vertical Stripe |
| Pixel Pitch | 0.304 × 0.304 mm |
| Color Performance | 6-bit single channel, 262K display colors, 40% NTSC gamut |
| Signal Interface | Single-channel LVDS (6-bit), 20Pin FPC connector, 3.3V logic voltage |
| Backlight System | Dual side CCFL tubes, no onboard CCFL drive IC, external dual-channel high voltage CCFL inverter requiredRated Lifespan: 20,000 hours typical |
| Typical Brightness | 250 cd/m² standard industrial brightness |
| Typical Contrast Ratio | 450:1 |
| Viewing Angle (CR≥10, L/R/U/D) | 45° / 45° / 25° / 35°, Optimal viewing: 6 o’clock front lower |
| Total Response Time (Tr+Td) | 30 ms typical |
| Standard Refresh Rate | 60Hz fixed |
| Active Display Area (AA) | 243.2 mm (W) × 182.4 mm (H) |
| Overall Outline Dimension | 268.0 mm (W) × 212.0 mm (H) × 14.2 mm thickness |
| Net Weight | ~907g |
| Surface Treatment | Standard transparent polarizer, matte AG anti-glare film optional |
| Operating Temperature Range | 0 ℃ ~ +50 ℃ industrial indoor grade |
| Storage Temperature Range | -20 ℃ ~ +60 ℃ |
| Touch Panel | Bare LCD without built-in touch; dedicated 12.1-inch 4-wire resistive touch optional optical bonding |
| Compliance Standard | RoHS Lead-Free Certified, mercury-containing CCFL backlight |
| Product Status | EOL Discontinued legacy industrial panel, A-grade tested spot stock only |
LTPS low-power technology: Lower power consumption, reduce equipment heat generation for 24/7 continuous operation
Dual CCFL backlight, uniform full-screen brightness without dark corners
Standard 800×600 SVGA resolution, widely compatible with vintage industrial control software
Single-channel 20Pin LVDS universal interface, good compatibility with old industrial drive hardware
Stable optical performance for static text, numerical values and trend curve monitoring
A-grade original surplus stock, full optical aging inspection before delivery for maintenance repair
Standard embedded mounting size, direct replacement without modifying equipment housing
Old industrial panel PC, embedded all-in-one machine replacement LCD screen
Vertical/horizontal CNC machining center, lathe HMI operation control terminal
Portable medical testing equipment, patient auxiliary monitoring display module
Industrial fixed POS cash register, factory workshop data recording monitor
Laboratory precision measuring instruments, environmental data loggers visual display
Replacement spare panel for Toshiba LT121AC series 12.1-inch CCFL SVGA LTPS TFT modules
