The 3.7-inch 240×960 IPS RGB/MIPI Bar TFT LCD Display is a narrow, elongated display module designed for embedded devices, industrial equipment, smart home systems, access control terminals, vending machines, self-service equipment, and other products where conventional LCD dimensions are difficult to integrate. With a 240×960 vertical resolution, all-view display performance, RGB+SPI interface architecture, 350 cd/m² brightness, and a compact 25.3 × 98.89 × 2.1 mm form factor, this bar-type TFT LCD provides an efficient visual interface for space-constrained product designs.
The product model is DBC037BVN40R035A. The display uses a-Si TFT technology, Normally Black mode, RGB Vertical Stripe pixel configuration, and an ST7701S driver IC. Its active area is approximately 22.96 × 91.44 mm, providing a tall visual area while keeping the physical width at only 25.3 mm. The module supports an operating temperature range of -20°C to +70°C, making it suitable for a variety of indoor industrial, commercial, and embedded environments.
For OEM and ODM manufacturers, this 3.7-inch bar LCD can also be customized with different brightness levels, touch panels, cover lenses, optical bonding, FPC configurations, interfaces, and driver-board solutions according to project requirements.
3.7-inch stretched bar-type TFT LCD
240 × 960 pixel resolution
IPS / all-view viewing performance
RGB + SPI interface
350 cd/m² brightness
16.7M colors
Normally Black display mode
RGB Vertical Stripe pixel configuration
ST7701S driver IC
25.3 × 98.89 × 2.1 mm LCM dimensions
22.96 × 91.44 mm active display area
1000:1 contrast ratio
4-LED backlight
-20°C to +70°C operating temperature
-30°C to +80°C storage temperature
Optional capacitive or resistive touch panel
Custom FPC and interface solutions available
Suitable for OEM/ODM display integration
The manufacturer's product page identifies the module as a stretched bar-type LCD and lists 240×960 resolution, IPS viewing, RGB interface, and 350 cd/m² brightness. The detailed specification section additionally identifies the RGB+SPI configuration and ST7701S driver IC.
| Parameter | Specification |
|---|---|
| Product Type | Bar Type TFT LCD Display |
| Model | DBC037BVN40R035A |
| Display Size | 3.71 Inch |
| Resolution | 240 × 960 dots |
| Display Technology | a-Si TFT |
| Display Mode | Normally Black |
| Viewing Performance | All View / IPS |
| Pixel Configuration | RGB Vertical Stripe |
| Interface | RGB + SPI |
| Driver IC | ST7701S |
| Color Depth | 16.7M |
| Brightness | 350 cd/m² |
| Contrast Ratio | 1000:1 |
| Active Area | 22.96 × 91.44 mm |
| LCM Dimension | 25.3 × 98.89 × 2.1 mm |
| Backlight | 4 LEDs |
| Touch Panel | Without CTP; optional customization |
| Operating Temperature | -20°C to +70°C |
| Storage Temperature | -30°C to +80°C |
| Backlight Lifetime | Approx. 25,000 hours |
| Customization | Brightness, touch panel, cover lens, FPC, interface, driver board |
| Typical Applications | Industrial, smart home, access control, vending, embedded equipment |
The dimensions, active area, driver IC, interface, optical characteristics and temperature specifications above are based on the current product information published by Aptus Display. Final production specifications should be verified against the latest engineering datasheet before mass production.
Traditional TFT LCD modules typically use standard rectangular aspect ratios. While this works well for tablets, monitors, HMI panels and other conventional products, it can create mechanical challenges when the available installation area is narrow.
A bar LCD display takes a different approach.
Instead of allocating a large rectangular area to the display, the elongated 240×960 format allows designers to create a tall and narrow user interface. This can be especially useful when the display needs to fit beside mechanical components, buttons, sensors, handles, access mechanisms or other electronics.
The 3.7-inch module has a width of approximately 25.3 mm, making it particularly useful for products where horizontal installation space is limited.
The 960-pixel vertical resolution also provides sufficient space for vertically structured interfaces. Designers can display menus, numerical values, icons, status indicators, instructions and other information without requiring a large conventional LCD.
This makes the product more than simply a smaller TFT display. It is a display format designed around a specific mechanical and UI requirement.
The module uses an IPS-oriented viewing configuration and is specified as All View in the detailed product specifications. This is valuable for equipment that may be viewed from different positions.
For example, an access-control terminal mounted vertically may be viewed from slightly above or below. Similarly, industrial handheld equipment may be rotated during operation, while smart-home devices can be installed at different heights and angles.
Consistent viewing performance helps maintain the usability of the interface when the user is not directly centered in front of the display.
The Normally Black display mode also provides a modern visual appearance, with dark backgrounds and strong contrast particularly suitable for graphical interfaces, icons and status information.
Interface compatibility is an important consideration when selecting a small bar LCD.
The DBC037BVN40R035A is specified with an RGB + SPI interface architecture. RGB can be used for display data transmission, while SPI can support control functions depending on the host-system architecture and implementation. The module uses an ST7701S driver IC, which is widely associated with compact TFT display applications.
When integrating the module into an embedded system, engineers should evaluate:
Host MCU or processor compatibility
RGB timing requirements
SPI control configuration
FPC and connector definition
Power-supply requirements
Backlight driving requirements
Initialization sequence
Display orientation
Software and firmware support
Available PCB space
Aptus can help customers evaluate the interface and controller requirements when integrating the LCD into a new product.
One of the strongest advantages of this module is its elongated mechanical design.
The LCM measures approximately 25.3 × 98.89 × 2.1 mm, while the active area is approximately 22.96 × 91.44 mm.
This makes the module suitable for product structures where the display needs to occupy a narrow vertical opening.
For mechanical engineers, however, the display dimensions should not be considered in isolation. Before finalizing the enclosure, engineers should also evaluate:
Bezel opening
FPC bending radius
Connector position
PCB clearance
Mounting method
Cover-lens thickness
Touch-panel stack-up
Optical bonding requirements
Backlight clearance
Thermal conditions
For customized projects, Aptus can modify the FPC and structural configuration to help match the customer's mechanical design.
The standard module provides 350 cd/m² brightness. This brightness level can be appropriate for many indoor applications, including industrial equipment, smart-home products, access-control terminals, vending machines, self-service equipment and embedded instrumentation.
Brightness requirements should always be evaluated according to the actual installation environment.
For indoor equipment under controlled lighting, 350 cd/m² may provide a good balance between readability, power consumption and thermal performance. If the display will be installed outdoors or exposed to direct sunlight, a higher-brightness configuration may be required.
Aptus offers customized brightness and high-brightness backlight options for projects with more demanding optical requirements.
The narrow form factor is suitable for compact industrial handheld devices such as portable testers, diagnostic equipment, measurement instruments and maintenance tools.
The tall 240×960 resolution provides a practical way to organize numerical values, operating parameters, status information and icons while maintaining a slim product body.
Smart-home equipment often benefits from compact displays that can be integrated into narrow front panels.
Potential applications include:
Smart locks
Security terminals
Wall-mounted control devices
Home automation interfaces
Smart access systems
Compact environmental controllers
The vertical format can support menu structures designed specifically for narrow user interfaces.
Access-control products frequently have a narrow front-panel design. A bar LCD can be positioned alongside card readers, fingerprint sensors, cameras, keypads or other components.
The display can show user instructions, authentication status, access permissions, system messages and operating information.
Vending machines and compact self-service terminals can use elongated LCD modules to display product information, operating instructions, prices, selections or system status.
Because the display occupies relatively little horizontal space, it can be integrated without requiring a large redesign of the mechanical structure.
Queue-management terminals and ticketing equipment can use the tall display area for numerical information, instructions, queue status and user prompts.
The high vertical resolution is useful when information needs to be organized in a narrow interface.
The module can also be considered for specialized digital signage and information displays where a conventional 16:9 screen would be unnecessarily large.
The 240×960 aspect ratio allows product designers to create custom information layouts around the physical shape of the device.
For compact HMI systems, the display can provide a visual interface while minimizing the space required on the control panel.
A customized touch panel can be added when the product requires direct user interaction. Aptus lists capacitive and resistive touch-panel customization among its available services.
Standard LCD specifications do not always meet the requirements of an OEM product. Aptus Display therefore provides customization options for customers developing specialized equipment.
Available customization services include:
Projects can request different brightness levels or high-brightness backlight configurations according to the application environment.
A capacitive or resistive touch panel can be integrated when the product requires direct user interaction.
Custom cover lenses can be developed according to the enclosure and industrial-design requirements.
OCA optical bonding can be considered when customers require improved optical performance, reduced internal reflections or a more integrated display structure.
The FPC can be redesigned or structurally modified to match the customer's PCB layout and mechanical architecture.
Aptus lists support for interfaces including RGB, SPI, MIPI and LVDS for customized display projects, subject to technical evaluation.
For systems requiring a controller board, Aptus can provide driver-board matching and firmware configuration support.
These customization services allow customers to move from a standard LCD module toward a project-specific display assembly.
Aptus Display, operated by Shenzhen Aptus Technology Co., Ltd., specializes in LCD display solutions, including TFT LCD modules, bar-type LCD displays, touch display development and customized display integration.
The company's product portfolio includes TFT LCD modules, bar LCD displays, touch-panel LCD modules, wide-temperature LCDs, flight simulator displays, gaming display solutions and LCD accessories. The company also provides engineering support for customized display requirements.
For OEM and ODM customers, Aptus can support multiple stages of a display project, from initial specification evaluation and sample development through customization and mass production.
This is particularly valuable for customers who need more than a standard LCD panel. A display project may involve the LCD, touch panel, cover lens, FPC, connector, controller board and mechanical integration. Coordinating these elements through one experienced display supplier can simplify project communication and reduce integration complexity.
Aptus also states that it provides global supply and technical support for customers across Europe, North America and Asia.
A 3.7-inch bar LCD is an elongated TFT display designed for narrow installation spaces. Unlike conventional rectangular LCDs, its tall aspect ratio allows it to be integrated into products with limited horizontal space.
The display resolution is 240 × 960 pixels, with 240 pixels horizontally and 960 pixels vertically. This format is suitable for vertically oriented user interfaces and narrow information displays.
The product page specifies RGB as the primary interface, while the detailed specification identifies the configuration as RGB + SPI. Customers should confirm the exact interface and pin configuration with Aptus before integrating the module into production hardware.
The standard configuration is listed as without CTP. However, Aptus offers optional capacitive or resistive touch-panel customization for projects that require touch interaction.
The standard brightness is 350 cd/m², making the module more suitable for indoor and controlled-lighting environments. For direct sunlight or demanding outdoor applications, customers should request a higher-brightness solution and evaluate optical bonding, cover glass and anti-reflection requirements.
The specified operating temperature is -20°C to +70°C, while the storage temperature range is -30°C to +80°C.
Yes. Aptus lists FPC redesign and structural modification as part of its LCD customization services. This can be useful when the standard connector position or FPC shape does not match the customer's PCB.
Yes. Aptus supports customized brightness, touch panels, cover lenses, optical bonding, interfaces, FPC structures, driver boards and other display-related requirements.
For a more accurate technical evaluation, provide the required display size, resolution, interface, brightness, quantity, operating temperature, touch requirement, mechanical dimensions, application environment and target delivery schedule.
The 3.7-inch 240×960 IPS RGB/MIPI Bar TFT LCD Display is designed for applications where a conventional rectangular display cannot efficiently use the available mechanical space. Its narrow 25.3 mm width, 240×960 resolution, all-view display performance, RGB+SPI architecture and 350 cd/m² brightness make it a practical solution for embedded equipment, smart-home terminals, access control, vending machines, self-service systems and specialized industrial interfaces.
If your project requires a customized bar LCD display, Aptus Display can evaluate requirements for brightness, touch integration, cover glass, optical bonding, FPC configuration, interface, driver board and mechanical structure.
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