12.1-inch Industrial Touch-Screen Module TXW121003B1-LD
TXW121003B1-LD is a 12.1-inch high-brightness IPS TFT display with projected-capacitive (PCAP) multi-touch, designed by Shenzhen Tianxianwei Technology Co., Ltd.
Combining 1280 × 800 WXGA resolution, 750 cd/m² brightness and 4-Lane LVDS interface, the module delivers crystal-clear images even under strong ambient light, making it an ideal HMI solution for industrial control, medical devices, vehicle terminals and smart retail.
Key Features at a Glance
-
12.1" IPS panel, all-viewing-angle (>80°/80°/80°/80°) with no color shift
-
1280 × 800 pixels, 204 µm pixel pitch, 16.7 M true colors
-
750 cd/m² typical luminance & 1200 : 1 contrast ratio for outdoor-like readability
-
G+G PCAP touch, 10-finger multi-touch, ILI2511 controller, I²C interface
-
4-Lane LVDS, 75 MHz optimal clock, plug-and-play with most ARM/x86 boards
-
-20 °C ~ +70 °C operating range, -30 °C ~ +80 °C storage
-
3.3 V single supply, 21.6 V~25.6 V LED back-light driver (360 mA)
-
RoHS & lead-free process, 30 000 h LED lifetime, CE/FCC ready
| ITEM | Sandard value | Unit |
| LCD Type | Normally black | -- |
| Drive element | TFT active matrix | -- |
| Number of pixels | 1280*3RGB(H)X800(V) | Dots |
| Pixel arrangement | RGB stripe | -- |
| Pixel Pitch (H*V) | 204(H) x204 (V) | um |
| Active area(H*V) | 261.12(H) x 163.20(V) | mm |
| Viewing direction | ALL O’CLOCK | -- |
| TFT Driver IC | TBD | -- |
| TFT interface | 4Lane LVDS Interface | -- |
| Approx. Weight | TBD | g |
| LCM Size(W*H*T) | 276.50(W) x 179.60(H) x5.90(T) | mm |
| LCM+CTP Size(W*H*T) | 293.66(W) x 198.66(H) x8.15(T) | mm |
| Touch structure | G+G | -- |
| Touch Driver IC | ILI2511 | -- |
| Touch Interface | I2C | -- |
Electrical Interface
LVDS (4 data pairs + 1 clock pair)
-
Pixel clock: 69.7 – 80.9 MHz (75 MHz recommended)
-
DE-Only mode; HSYNC/VSYNC free-running for simplified timing
-
ESD-protected, ±2 kV HBM on all signal pins
Touch (6-pin)
-
CTP_VCC 3.3 V | CTP_SDA / SCL 1.8 V | RST & INT active-low
-
400 kHz Fast-mode I²C, address 0x41 (7-bit)
Back-light
-
48 white LEDs in 12-string × 4-parallel array
-
Constant-current driver required (360 mA total)
-
PWM dimming supported (>20 kHz to avoid flicker)

Reliability & Environmental Tests
Every TXW121003B1-LD module passes the following accelerated tests:
-
High-temperature storage 80 °C, 96 h
-
Low-temperature storage -30 °C, 96 h
-
Thermal shock -20 °C ↔ +70 °C, 10 cycles
-
60 °C / 90 % RH, 96 h damp-heat
-
Electro-static discharge ±8 kV contact / ±15 kV air
MTBF > 50 000 h @ 25 °C, fulfilling industrial-grade reliability.
Compliance & Certifications
Typical Applications
-
Industrial PCs & Panel PCs
-
Medical patient monitors & infusion pumps
-
Vehicle-mounted terminals & marine GPS
-
Kiosk vending machines & self-service ordering
-
Smart home & building automation gateways
Keyword tags
12.1 inch touch screen, 1280×800 TFT module, LVDS display, industrial PCAP touch, IPS all-view, high brightness 750 nits, TXW121003B1-LD, Tianxianwei, China LCD manufacturer, industrial HMI panel, medical display, vehicle monitor