Diagonal Size: 8.9 inch (approx.) EL display (electroluminescent)
Resolution: 640 × 400 pixels (monochrome)
Display Type: Electroluminescent (EL) panel – self-emitting display, no backlight needed
Aspect Ratio: ~16:10
Active Area: ~191.9 × 119.9 mm
Outline Dimensions: ~246 × 158 × 31 mm
Interface: Parallel RGB / TTL (usually 16-pin)
Frame Rate: ~60 Hz (typical)
Operating Temp: –5 °C to +55 °C (typical)
The LJ640U32 is an 8.9-inch electroluminescent (EL) display panel from Sharp, designed for industrial and legacy system applications where long-term reliability and sharp monochrome readability are required. Unlike standard TFT LCDs that use liquid crystals and backlights, an EL display is self-emissive, providing wide viewing angles and eliminating backlight failure points. This makes the panel especially useful in HMIs (human-machine interfaces), CNC control displays, and other long-life industrial equipment that rely on clear text and numeric graphics and demand robust, vibration-resistant performance.

FAQ
1. who are we?
We are based in Guangdong, China, start from 2008,sell to North America(30.00%),South America(20.00%),Southeast Asia(18.00%),Eastern Europe(8.00%),Western Europe(7.00%),Mid East(5.00%),South Asia(3.00%),Northern Europe(2.00%),Central America(2.00%),Southern Europe(2.00%),Oceania(2.00%),Eastern Asia(1.00%),Domestic Market(0.00%),Africa(0.00%). There are total about 11-50 people in our office.
2. how can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3. what can you buy from us?
Touch Screen, LCD Display, Control Board
4. why should you buy from us not from other suppliers?
We long-term & keep tight fellowship with main worldwide LCD manufacturers.We specialize in displays used in Point of Sale, ATM Banking, Medical and Industrial applications. Popular brands in stock are AUO , Hitachi, Kyocera, , Sharp, Mitsubishi and NEC.
5. what services can we provide?
Accepted Delivery Terms: FOB;
Accepted Payment Currency:USD,EUR,HKD;
Accepted Payment Type: T/T,L/C,Credit Card,PayPal,Western Union,Cash,Escrow;
Language Spoken:English,Chinese,Spanish,German