NL3224BC35-20 NEC 5.5"320(RGB)×240  tft lcd module
NL3224BC35-20 NEC 5.5"320(RGB)×240 tft lcd module
Price: $160.00
$155.00/ piece
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NL3224BC35-20 NEC 5.5"320(RGB)×240  tft lcd module
NL3224BC35-20 NEC
NL3224BC35-20 NEC
NL3224BC35-20 NEC
NL3224BC35-20 NEC

NL3224BC35-20 NEC 5.5"320(RGB)×240 tft lcd module

Price: $160.00
$155.00/ piece
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NL3224BC35-20 NEC 5.5"320(RGB)×240 tft lcd module

Product Information Product Specifications
Model:
NL3224BC35-20
Brand:
NEC
Application:
Industrial
Size:
5.5"
Resolution:
320(RGB)×240, QVGA 72PPI
Brightness:
400 cd/m² (Typ.)
Contrast Ratio:
400:1 (Typ.) (TM)
Viewing Angle:
55/55/50/40 (Typ.)(CR≥10)
Lamp Type:
2 pcs CCFL , 40K hours , Without Driver
Signal Interface:
CMOS (1 ch, 6-bit) , 33 pins Connector
Panel Type:
a-Si TFT-LCD, LCM
Ordering instructions
Quality:
test ok before ship it
RMA Policy:
RMA 6 month
Sample:
Paid Sample
Stock:
115
Stock Location:
China
Delivery:
WorldWide
Lead Time:
1-3 Days
Weight:
0.500 KG
Overview

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.

CategoryParameterTypical Specification
Basic InfoFull ModelNL3224BC35-20
ManufacturerNEC LCD Technologies (Japan)
Screen Size5.5 inch, landscape 4:3
Native Resolution320(RGB) × 240 QVGA, 110 PPI
Panel Technologya-Si TN TFT-LCD, Transmissive Normally White
Pixel ArrangementRGB vertical stripe
Optical PerformanceActive Display Area (AA)111.36(W) × 83.52(H) mm
Typical Brightness400 cd/m²
Contrast Ratio400:1 @ 25℃ ambient temperature
Color Depth6-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 Rate60Hz native
Mechanical SpecOverall Outline Dimension134.0(W) × 104.5(H) × 12.5(D) mm metal frame
Net Weight~215g
Surface TreatmentGloss hard coat; matte AG anti-glare polarizer optional
Electrical InterfaceConnector33Pin 0.5mm pitch FPC parallel RGB CMOS interface
Logic Supply VoltageDC 3.3V (3.0V ~ 3.6V tolerance)
Backlight SystemLight SourceDual edge CCFL cold cathode fluorescent lamps
Onboard CircuitNo built-in CCFL high-voltage boost IC; external dual-lamp CCFL inverter required
CCFL Rated Lifespan40,000 hours to half brightness
Environmental RatingOperating Temperature-10 ℃ ~ +70 ℃ industrial grade
Storage Temperature-30 ℃ ~ +80 ℃
Operating Humidity10% ~ 90% RH non-condensing
Quality & StockQuality GradeOriginal Grade A: zero bright/dark dot, no horizontal/vertical line defects, uniform backlight without light leakage
Stock StatusIn-Stock. Full pixel scan and continuous aging test before shipment
ComplianceRoHS compliant legacy industrial display, CCFL contains trace mercury
Touch MatchingBare LCD only; separate 5.5" 4-wire resistive touch digitizer available for optical bonding

Core Advantages

  1. NEC original industrial design, stable performance for legacy equipment maintenance replacement

  2. 400 cd/m² high brightness, suitable for factory indoor bright environment

  3. Compact metal frame structure, perfect for portable and small embedded control equipment

  4. Classic 33Pin parallel RGB CMOS interface, abundant matching driver resources

  5. Dual CCFL backlight delivers stable long-term static display effect

  6. Ready stock supports fast delivery for equipment maintenance orders

  7. Optional matte anti-glare polarizer to reduce light reflection

Typical Application Scenarios

  1. Replacement display for portable industrial testing equipment, welding machine HMI

  2. Textile machinery, packaging equipment small parameter monitoring control panel

  3. Portable medical analytical measuring instrument and data recorder terminal

  4. Early-generation embedded industrial control human-machine interface

  5. Spare replacement panel for NEC NL3224BC series 5.5-inch QVGA TFT modules

FAQ:

Q1: Does NL3224BC35-20 need an external CCFL inverter?

A1: Yes. There is no onboard CCFL high voltage boost IC. A matched dual-lamp CCFL high voltage inverter is mandatory to light up the backlight; WLED constant current drivers cannot substitute.

Q2: Can this panel work with LVDS driver board directly?

A2: No. The native interface is 33Pin parallel RGB CMOS. A CMOS to LVDS conversion board is required for signal conversion.

Q3: What temperature environment is this panel suitable for?

A3: Operating temperature range -10℃ ~ +70℃, designed for indoor factory workshops and portable industrial devices; not applicable for outdoor low-temperature field operation.

Q4: Can NL3224BC35-20R directly replace NL3224BC35-20?

A4: They share identical mechanical dimension and pin layout. Driver timing and backlight parameters must be verified before direct replacement.

Q5: Does the module come with touch panel as standard?

A5: Bare LCD module only without touch sensor layer. Separate matched 5.5-inch 4-wire resistive touch digitizer needs optical bonding to form touch industrial HMI assembly.

Q6: Are panels available in stock and ready for shipment?

A6: Yes, tested Grade A original modules are in warehouse. Shipment within 1–3 working days after order confirmation. Every unit completes full pixel and backlight inspection before delivery.



Product Comparison
Model:
Size:
Resolution:
Brightness:
Contrast Ratio:
Viewing Angle:
Lamp Type:
Signal Interface:
Panel Type:
NL3224BC35-20 NEC 5.5"320(RGB)×240  tft lcd module

NL3224BC35-20 NEC 5.5"320(RGB)×240 tft lcd module

NL3224BC35-20

5.5"
320(RGB)×240, QVGA 72PPI
400 cd/m² (Typ.)
400:1 (Typ.) (TM)
55/55/50/40 (Typ.)(CR≥10)
2 pcs CCFL , 40K hours , Without Driver
CMOS (1 ch, 6-bit) , 33 pins Connector
a-Si TFT-LCD, LCM
NL3224BC35-20R 5.5"  lcd display screens  for NEC

NL3224BC35-20R 5.5" lcd display screens for NEC

NL3224BC35-20R

5.5"
320(RGB)×240, QVGA 72PPI
2 pcs CCFL , No Driver
CMOS (1 ch, 6-bit) Connector
a-Si TFT-LCD, LCM
NL3224BC35-22 NLT 5.5 inch a-Si TFT-LCD LCM 320(RGB)×240

NL3224BC35-22 NLT 5.5 inch a-Si TFT-LCD LCM 320(RGB)×240

NL3224BC35-22

5.5"
320(RGB)×240, QVGA 72PPI
750 cd/m² (Typ.)
500 : 1 (Typ.) (TM)
55/55/50/40(Typ.)(CR≥10)
2 pcsCCFL, 40K hours, No Driver
CMOS(1ch,6-bit),33pinsConnector
a-Si TFT-LCD, LCM
NL3224BC35-01 NLT 5.5 inch a-Si TFT-LCD  LCM 320(RGB)×240  QVGA  72PPI

NL3224BC35-01 NLT 5.5 inch a-Si TFT-LCD LCM 320(RGB)×240 QVGA 72PPI

NL3224BC35-01

5.5"
320(RGB)×240, QVGA 72PPI
-
-
-
CCFL
TTLConnector
a-Si TFT-LCD, LCM
NL3224BC35-20 is a 5.5" a-Si TFT-LCD, LCM Display screen Product from NEC.According to NEC's product specification sheet,NL3224BC35-20 display has a resolution of 320(RGB)×240, QVGA 72PPI, Contrast Ratio is 400:1 (Typ.) (TM),Viewing Angle is 55/55/50/40 (Typ.)(CR≥10),Lamp Type is 2 pcs CCFL , 40K hours , Without Driver,Signal Interface is CMOS (1 ch, 6-bit) , 33 pins Connector,Brightness is 400 cd/m² (Typ.).Based on its characteristics, this model is recommended for application in Industrial and other products.The weight of NL3224BC35-20 after packaging is 0.500KG.We have made every effort to minimize weighing variances; however, we cannot guarantee absolute accuracy.
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Original Factory-Sealed Panels

Every unit is sourced directly from AUO Optronics through Zhiyan's first-hand supply channel. No refurbished, no B-grade. Factory seal intact.

100% Original | Factory Sealed
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100% Pre-Ship Testing & 6-Month RMA

Each panel passes through our six-step quality chain—incoming, display, appearance, interface, packaging, and tracking. Backed by a 6-month RMA.

Test OK Before Ship | RMA 6 Months
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99 Units In Stock · Ships in 1–3 Days

Stocked in our Shenzhen Longhua warehouse. Standard lead time 1–3 business days; quotations returned within 24 hours.

99 In Stock | Lead Time 1-3 Days
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Worldwide Shipping with Full Tracking

DHL, FedEx, UPS and TNT available. ESD-safe packaging. Typical door-to-door delivery: 5–7 business days globally.

DHL · FedEx · UPS · TNT | Worldwide

Quality issue? Return freight is on us. Damaged in transit? We cover it in full.

Why 1,000+ Engineers Trust Zhiyan Since 2013

factory 18 Years of Industrial LCD Supply Chain Expertise

  • warehouse 30,000+ m² ready-to-ship warehouse with tens of millions of dollars of LCD inventory on hand
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  • handshake Direct factory sourcing from Kyocera, KOE, and NANYA; long-standing supply partnerships across Taiwan and South Korea
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fact_check 6-Step Inspection — No Panel Ships Untested

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  • done_all Every panel is visually inspected, electrically powered-on tested, and interface-verified before packing
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  • verified What you see is what you get — product consistent with description, or return freight on us

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LUCID Registration Certificate
  • check TÜV Rheinland On-Site Verified Supplier (Alibaba.com Verified Supplier, Cert. No. 139632585_T) — factory audit covering production capacity, quality assurance & R&D
  • check EU Authorized Representative (EC REP) appointed — EUREPSTAR GmbH, Germany, valid 2025–2027, CE technical files maintained
  • check CITEO Registered (France, packaging EPR compliance, ID: FR293377_01SEXD)
  • check Der Grüne Punkt Licensed (Germany, VerpackG packaging compliance, Reg. No. DE4833497804557)
  • check All panels RoHS 2.0 compliant, lead-free, mercury-free WLED backlight
  • check Registered company: Shenzhen Zhiyan Optoelectronics Co., Ltd. — VAT/Reg. No. 91440300MA5GQNC36C

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HMI panels & factory control displays for automation integrators

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Auxiliary diagnostic & monitoring displays for medical device makers

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Replacement screens & bulk supply for POS/ATM manufacturers

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Custom display solutions: touch bonding, brightness, cables, OEM labeling

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1–3 day lead time for in-stock items; same-day dispatch available in some cases

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Worldwide shipping via express couriers, full tracking from warehouse to door

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Transportation damage covered by us — zero risk on your side

What Buyers Say — 4.8/5 from Verified Orders

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"My package arrived at the expected date (6 days after the purchase) and in good condition."
— Verified Buyer, Nov 2025

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Join engineers and buyers from industrial automation, medical and marine industries — get your quotation within 24 hours.

Questions & Answers
Ask a Question >
Q:
Is this screen readily available now? If not, are there any recommended alternative models?
A:
The NL3224BC35-20 is an older model and may be discontinued, making it potentially out of stock at mainstream distributors. You may need to search from specialized inventory suppliers or the secondary market. As alternatives, you can look for other 5.5-inch, 640x480 resolution, RGB interface TFT modules from brands like AUO or Innolux, but pay close attention to the physical dimensions, mounting holes, and pinout compatibility.
Q:
Where can I find the official datasheet and pinout diagram for the NL3224BC35-20?
A:
You can search on the official websites of NEC or its authorized distributors. Since this is a relatively older model, you might need to source it from component suppliers or technical forums (like EE Stack Exchange). The pinout diagram is crucial for correct wiring, so be sure to refer to the official datasheet.
Q:
What is the backlight type and voltage for this display? What is its lifespan?
A:
The NL3224BC35-20 uses an LED backlight. The backlight drive voltage is typically between 3.5V to 4.2V (please confirm with the datasheet) and requires a constant current driver circuit. As an industrial-grade module, its backlight lifespan is typically very long, often rated at 50,000 hours or more.
Q:
Can I drive the NL3224BC35-20 screen directly with an Arduino or Raspberry Pi?
A:
No, you cannot drive it directly. This screen uses an RGB parallel interface with complex timing, which the GPIO pins of an Arduino or Raspberry Pi cannot generate natively. You will need a dedicated LCD driver board or converter (often based on an FPGA or a dedicated driver IC) to handle the signal conversion.
Q:
What are the basic specifications of the NL3224BC35-20 screen, and what interface does it use?
A:
This screen is a 5.5-inch TFT LCD display with a resolution of 320x 240. It utilizes a standard RGB parallel interface and is an industrial-grade module designed for specific NEC equipment.
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