12.1" Samsung LCD Display LLB121ST01 800×600 SVGA CCFL LCM for Industrial
12.1" Samsung LCD Display LLB121ST01 800×600 SVGA CCFL LCM for Industrial
Price: $136.00
$132.00/ piece
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12.1" Samsung LCD Display LLB121ST01 800×600 SVGA CCFL LCM for Industrial

Price: $136.00
$132.00/ piece
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12.1" Samsung LCD Display LLB121ST01 800×600 SVGA CCFL LCM for Industrial

Product Information Product Specifications
Model:
LLB121ST01
Brand:
SAMSUNG
Application:
Industrial
Size:
12.1"
Resolution:
800*600
Panel Type:
a-Si TFT-LCD
Ordering instructions
Quality:
test ok before ship it
RMA Policy:
RMA 6 month
Sample:
Paid Sample
Stock:
360
Stock Location:
China
Delivery:
WorldWide
Lead Time:
1-3 Days
Weight:
1.500 KG
Overview
Samsung LLB121ST01 is a classic wide-temperature 12.1-inch SVGA TN industrial LCD module widely pre-installed on vintage factory automation, injection molding machinery, small CNC controllers, portable testing instruments and embedded industrial all-in-one devices. The standard 4:3 800×600 SVGA resolution perfectly matches legacy PLC HMI, process monitoring and parameter graph software incompatible with widescreen 16:9 panels.
It adopts single-channel 6-bit LVDS differential signal via flexible FPC cable, featuring reliable anti-electromagnetic interference performance and universal compatibility with mainstream industrial embedded motherboards and LVDS driver boards. Equipped with single-edge CCFL backlight, the module needs an external dedicated single-channel CCFL inverter board to power the backlight normally, supporting stable 24/7 continuous workshop operation with 50,000-hour rated service life.
ParameterSpecification
Model NumberLLB121ST01
ManufacturerSamsung Display
Diagonal Size12.1 inches
Native Resolution800(RGB) × 600 SVGA, 4:3 Aspect Ratio, 82 PPI
Display Technologya-Si TFT-LCD, TN Mode, Transmissive, Normally White
Pixel ArrangementRGB Vertical Stripe
Signal InterfaceSingle-channel 6-bit LVDS, FPC flexible cable, 3.3V logic voltage
Backlight SystemSingle side CCFL lamp, external dedicated CCFL inverter required, 50,000 hrs typical lifespan
Typical Brightness350 cd/m²
Typical Contrast Ratio300:1
Viewing Angle (L/R/U/D, CR≥10)60° / 60° / 45° / 55°, optimal viewing: 6 o’clock
Color Performance262K display colors, 42% NTSC gamut, native 6-bit RGB
Refresh Rate60 Hz
Pixel Pitch0.3075 × 0.3075 mm
Active Display Area (A.A)246.0 mm (W) × 184.5 mm (H)
Overall Outline Dimension278.0 mm (W) × 216.0 mm (H) × 12.0 mm (D)
Surface TreatmentMatte anti-glare polarizer, 2H scratch-resistant coating
Net Weight~1.0 kg typical
Operating Temperature Range-20 ℃ ~ +70 ℃ (Wide industrial temperature)
Storage Temperature Range-30 ℃ ~ +75 ℃
Touch FunctionNo integrated touch panel
Compliance StandardRoHS Lead-Free Certified, CE certified
Product StatusOfficially discontinued legacy industrial CCFL module, A-grade tested spot stock only for equipment repair & cross-replacement

Application Scenarios

Legacy injection molding, blow molding & plastic machinery main HMI operation panels

Old-generation small CNC machine tool operator display terminals

Factory PLC automation production line parameter monitoring screens

Portable industrial test, measurement & analytical instruments

Light medical portable diagnostic auxiliary display equipment

Textile, printing & packaging machinery control terminals

Frequency converter, hydraulic equipment cabinet monitoring screens

Cross-replacement spare screen for Samsung 12.1" SVGA CCFL industrial TFT modules

 FAQ

Q1: What backlight configuration does LLB121ST01 adopt? Is an external inverter required?
A1: Single side single CCFL lamp without built-in driving circuit; a matched single-channel CCFL inverter board is mandatory to light the backlight normally, WLED driver cannot be directly used.
Q2: What temperature environment can this Samsung industrial module adapt to?
A2: Operating temperature -20℃ ~ +70℃, storage -30℃ ~ +75℃. It supports wide temperature fluctuation industrial environments, better than standard 0~50℃ consumer-grade panels.
Q3: What signal interface does this screen use, TTL or LVDS?
A3: Single-channel 6-bit LVDS FPC interface with 3.3V logic voltage, not parallel TTL RGB, compatible with most industrial LVDS drive boards.
Q4: What are the disadvantages of CCFL backlight compared with modern WLED industrial panels?
A4: Higher power consumption, thicker module thickness, shorter service life, mercury-containing and eco-unfriendly, external inverter extra wiring cost, slow startup in low temperature.
Q5: Can LLB121ST01 replace Samsung LTM121SI-T01 directly?
A5: Similar mechanical outline and resolution, but FPC LVDS pin definition and CCFL lamp layout differ; inverter and wiring need reconfiguration, not plug-and-play direct replacement.


Product Comparison
Model:
Size:
Resolution:
Brightness:
Contrast Ratio:
Viewing Angle:
Lamp Type:
Signal Interface:
Panel Type:
12.1" Samsung LCD Display LLB121ST01 800×600 SVGA CCFL LCM for Industrial

12.1" Samsung LCD Display LLB121ST01 800×600 SVGA CCFL LCM for Industrial

LLB121ST01

12.1"
800*600
a-Si TFT-LCD
Sharp LTA057A34AF 5.7" CELL Open Cell Industrial LCD Display Panel 320×240

Sharp LTA057A34AF 5.7" CELL Open Cell Industrial LCD Display Panel 320×240

LTA057A34AF

5.7"
320×240
0 (WLED - CELL requires external backlight)
N/A (WLED)
N/A (WLED)
WLED (CELL)
N/A
LCM
Sharp LTA057A345F 5.7" CELL Open Cell Industrial LCD Display Panel 320×240

Sharp LTA057A345F 5.7" CELL Open Cell Industrial LCD Display Panel 320×240

LTA057A345F

5.7"
320×240
0 (WLED - CELL requires external backlight)
N/A (WLED)
N/A (WLED)
WLED (CELL)
N/A
LCM
Sharp LM64135Z 10.2" CELL Open Cell Industrial LCD Display Panel 640×400

Sharp LM64135Z 10.2" CELL Open Cell Industrial LCD Display Panel 640×400

LM64135Z

10.2"
640×400
0 (No B/L - CELL requires external backlight)
N/A (No B/L)
N/A (No B/L)
No B/L (CELL)
N/A
LCM
LLB121ST01 is a 12.1" a-Si TFT-LCD Display screen Product from SAMSUNG.According to SAMSUNG's product specification sheet,LLB121ST01 display has a resolution of 800*600, Contrast Ratio is ,Viewing Angle is ,Lamp Type is ,Signal Interface is ,Brightness is .Based on its characteristics, this model is recommended for application in Industrial and other products.The weight of LLB121ST01 after packaging is 1.500KG.We have made every effort to minimize weighing variances; however, we cannot guarantee absolute accuracy.
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precision_manufacturing Trusted Across 13+ Industries Worldwide

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Medical Devices

Auxiliary diagnostic & monitoring displays for medical device makers

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Marine Electronics

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