Content last revised on October 24, 2025.
KOE TX26D60VC1CAB: 10.4-inch VGA TFT LCD for Demanding Industrial Environments
Engineered for Uncompromised Readability and Long-Term Operational Stability
The KOE TX26D60VC1CAB is a 10.4-inch a-Si TFT-LCD module engineered for exceptional visual performance and resilience in challenging industrial applications. Its design prioritizes stable operation across extreme temperature ranges and high-ambient-light conditions, ensuring consistent readability for critical Human-Machine Interface (HMI) systems. With key specifications of 640x480 VGA resolution, 400 cd/m² brightness, and a -30°C to 80°C operating temperature range, this display provides a robust foundation for industrial control panels, test and measurement equipment, and transportation systems. The module directly addresses the need for a durable display that maintains optical clarity without performance degradation in environments where commercial-grade screens would fail. For legacy industrial HMIs requiring a robust 10.4-inch VGA display with proven reliability in extreme temperatures, the TX26D60VC1CAB is the definitive choice.
Key Parameter Overview
Decoding the Specs for Environmental and Electrical Resilience
The technical specifications of the TX26D60VC1CAB are carefully balanced to deliver reliability and straightforward system integration. The following table highlights the key parameters and interprets their value from an engineering design perspective.
| Parameter | Value | Engineering Value & Interpretation |
|---|---|---|
| Screen Size | 10.4 inch (26 cm) | Provides a substantial viewing area for complex data visualization on control panels without demanding an excessive physical footprint. |
| Resolution | 640(RGB) x 480 [VGA] | Ensures backward compatibility with a vast range of legacy industrial controllers and embedded systems, simplifying retrofits and new designs based on established platforms. |
| Luminance | 400 cd/m² (Typ.) | Delivers clear, legible imaging in typical indoor industrial lighting. This brightness level is like having a reliable flashlight in a well-lit workshop—powerful enough to cut through ambient light and focus attention on the critical details. |
| Operating Temperature | -30°C to +80°C | This is the cornerstone of the display's industrial-grade resilience, guaranteeing stable operation in unheated outdoor enclosures or near heat-generating machinery where standard displays would fail. |
| Interface | LVDS (1 ch, 6-bit), 20 pins | The industry-standard LVDS Interface provides robust, low-noise signal transmission, which is crucial for maintaining data integrity over the cable lengths typical in industrial machinery. |
| Contrast Ratio | 300:1 (Typ.) | Offers distinct separation between light and dark elements, ensuring that graphical user interfaces and numerical readouts are sharp and unambiguous. |
| Backlight | White LED, 50,000 hours (Typ.) | The long-life WLED backlight significantly reduces total cost of ownership by minimizing the need for maintenance and replacement over the lifetime of the host equipment. Explore the benefits of modern backlights in our guide to LED backlight efficiency. |
Application Scenarios & Value
Achieving System-Level Benefits in Industrial Automation and Control
The TX26D60VC1CAB is engineered specifically for environments where reliability is non-negotiable. Its primary value lies in its ability to provide a consistent and clear operator interface under fluctuating environmental conditions, directly impacting machine uptime and operator safety.
High-Fidelity Engineering Scenario: Consider a Programmable Logic Controller (PLC) interface located on an outdoor manufacturing line that experiences seasonal temperature swings from below freezing in the winter to direct sun exposure in the summer. A commercial-grade display would suffer from slow response times at low temperatures and potential blackouts or permanent damage at high temperatures. The TX26D60VC1CAB's -30°C to +80°C operating range directly solves this challenge. This wide thermal tolerance ensures that critical process data is always available to the operator, preventing costly shutdowns and ensuring process integrity regardless of the ambient environment. This makes it a prime candidate for applications such as:
- Industrial Automation HMIs
- Test and Measurement Equipment
- Agricultural Vehicle Displays
- Marine and Navigation Systems
- Medical Monitoring Devices
For systems requiring a similar level of robustness but with higher resolution for more complex graphical interfaces, the related G104S1-L01 offers an SVGA (800x600) resolution in the same 10.4-inch form factor.
Frequently Asked Questions (FAQ)
What is the primary benefit of the -30°C to +80°C operating temperature range?
This wide temperature range is the display's defining feature. It guarantees operational reliability in uncontrolled environments, such as factory floors, outdoor kiosks, and in-vehicle systems, where exposure to extreme cold or heat is common. This eliminates the need for costly external heating or cooling systems for the display module.
How does the 50,000-hour backlight lifetime impact system design and total cost of ownership?
A 50,000-hour rating translates to over 5.7 years of continuous 24/7 operation. This long operational life means maintenance cycles are extended, reducing service costs and equipment downtime. For system designers, it provides confidence in the long-term reliability of the HMI, a critical factor in industrial equipment longevity.
Is the VGA resolution sufficient for modern industrial applications?
While higher resolutions are available, VGA (640x480) remains a prevalent standard in many industrial control systems due to its simplicity, low processing overhead, and proven compatibility with a wide array of embedded hardware. The TX26D60VC1CAB is ideal for retrofitting existing equipment or for new designs where the interface is focused on clear process data, alarms, and control inputs rather than high-definition video.
What does the LVDS interface offer compared to a parallel RGB interface?
The Low-Voltage Differential Signaling (LVDS) interface provides superior noise immunity and allows for longer cable runs between the display and the system controller. In an electrically noisy industrial environment, this is crucial for maintaining signal integrity and preventing data corruption, which could lead to incorrect information being displayed.
Is the 400 nit brightness suitable for outdoor use?
With a luminance of 400 cd/m², the TX26D60VC1CAB is best suited for indoor industrial environments or outdoor applications in shaded conditions. While not fully sunlight-readable, its brightness is sufficient to overcome the high ambient light often found in well-lit factories and workshops. For direct sunlight applications, learn more from our guide on sunlight-readable HMIs.
Technical Deep Dive
A Closer Look at the Construction for Long-Term Reliability
The long-term reliability of the TX26D60VC1CAB extends beyond its specifications to its physical construction. The choice of an amorphous silicon (a-Si TFT) active matrix is a deliberate engineering decision aimed at providing a mature, stable, and cost-effective technology platform. This platform is well-understood, allowing for predictable performance and lifetime characteristics, which is essential for industrial OEMs who often have product life cycles spanning a decade or more.
The panel's ability to withstand a wide temperature range is not just a function of the liquid crystal fluid but also of the careful selection of materials for the polarizers, adhesives, and backlight unit. These components are chosen to have matched coefficients of thermal expansion where possible, minimizing internal mechanical stress during thermal cycling. Think of it like building a bridge with expansion joints; the display is designed to "breathe" with temperature changes, preventing delamination or mechanical failure that could compromise the visual performance over its operational life. This inherent robustness, combined with its standard VGA interface, makes the KOE TX26D60VC1CAB a workhorse display module designed for straightforward integration and enduring performance.
An Engineer's Perspective on Integration
From an integration standpoint, the KOE TX26D60VC1CAB represents a low-risk, high-reliability solution. Its standard 20-pin LVDS connector and VGA resolution reduce development time by enabling the use of widely available display controllers and drivers. The mechanical specifications provide a clear blueprint for enclosure design, while the robust thermal performance simplifies system-level thermal management. This is not a display that requires exotic engineering; it is a component designed to be implemented efficiently, allowing engineering teams to focus on their core application logic rather than display integration challenges. It provides a proven, dependable visual interface that functions as a reliable cornerstone of the overall system architecture.
