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NL3224BC35-20 NEC 5.5"320(RGB)×240 tft lcd module
NL3224BC35-20 is NEC mature 5.5-inch QVGA industrial TFT module, widely pre-installed on portable industrial controllers and small automation HMI equipment.
400 cd/m² high brightness supports clear reading of measurement data, parameter menus and alarm information under factory indoor lighting environment. Standard 320×240 QVGA resolution is highly compatible with legacy embedded control firmware, matching original UI layout without picture distortion.
| Category | Parameter | Typical Specification |
|---|---|---|
| Basic Info | Full Model | NL3224BC35-20 |
| Manufacturer | NEC LCD Technologies (Japan) | |
| Screen Size | 5.5 inch, landscape 4:3 | |
| Native Resolution | 320(RGB) × 240 QVGA, 110 PPI | |
| Panel Technology | a-Si TN TFT-LCD, Transmissive Normally White | |
| Pixel Arrangement | RGB vertical stripe | |
| Optical Performance | Active Display Area (AA) | 111.36(W) × 83.52(H) mm |
| Typical Brightness | 400 cd/m² | |
| Contrast Ratio | 400:1 @ 25℃ ambient temperature | |
| Color Depth | 6-bit RGB, 262K display colors | |
| Viewing Angle (CR≥10) | L/R:65°, U:65°, D:40°; Optimal viewing direction: 6 o’clock | |
| Response Time (Tr+Td) | 35ms typical value | |
| Refresh Rate | 60Hz native | |
| Mechanical Spec | Overall Outline Dimension | 134.0(W) × 104.5(H) × 12.5(D) mm metal frame |
| Net Weight | ~215g | |
| Surface Treatment | Gloss hard coat; matte AG anti-glare polarizer optional | |
| Electrical Interface | Connector | 33Pin 0.5mm pitch FPC parallel RGB CMOS interface |
| Logic Supply Voltage | DC 3.3V (3.0V ~ 3.6V tolerance) | |
| Backlight System | Light Source | Dual edge CCFL cold cathode fluorescent lamps |
| Onboard Circuit | No built-in CCFL high-voltage boost IC; external dual-lamp CCFL inverter required | |
| CCFL Rated Lifespan | 40,000 hours to half brightness | |
| Environmental Rating | Operating Temperature | -10 ℃ ~ +70 ℃ industrial grade |
| Storage Temperature | -30 ℃ ~ +80 ℃ | |
| Operating Humidity | 10% ~ 90% RH non-condensing | |
| Quality & Stock | Quality Grade | Original Grade A: zero bright/dark dot, no horizontal/vertical line defects, uniform backlight without light leakage |
| Stock Status | In-Stock. Full pixel scan and continuous aging test before shipment | |
| Compliance | RoHS compliant legacy industrial display, CCFL contains trace mercury | |
| Touch Matching | Bare LCD only; separate 5.5" 4-wire resistive touch digitizer available for optical bonding |
NEC original industrial design, stable performance for legacy equipment maintenance replacement
400 cd/m² high brightness, suitable for factory indoor bright environment
Compact metal frame structure, perfect for portable and small embedded control equipment
Classic 33Pin parallel RGB CMOS interface, abundant matching driver resources
Dual CCFL backlight delivers stable long-term static display effect
Ready stock supports fast delivery for equipment maintenance orders
Optional matte anti-glare polarizer to reduce light reflection
Replacement display for portable industrial testing equipment, welding machine HMI
Textile machinery, packaging equipment small parameter monitoring control panel
Portable medical analytical measuring instrument and data recorder terminal
Early-generation embedded industrial control human-machine interface
Spare replacement panel for NEC NL3224BC series 5.5-inch QVGA TFT modules
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