0.42 inch Monochrome 72×40 resolution oled micro display

Main Features

  • High-Quality OLED Display: Sharp, high-contrast monochrome white output

  • Compact Size: Only 12.0 × 11.0 × 1.25 mm – perfect for space-sensitive applications

  • Low Power Design: 1.65V to 3.3V supply voltage; internal DC/DC supported

  • Fast Refresh Rate: Up to 180 FPS, ideal for dynamic displays

  • Wide Operating Temperature: From -30°C to +70°C, suitable for industrial use

  • Driver IC Compatibility: Supports SSD1306 and SSD1315, widely used in embedded systems

  • Dual Interface Options: Works with 4-wire SPI or I2C communication protocols

  • Stable Soldering Connection: For secure and permanent integration


Technical Specifications

  • Display Size: 0.42 inch OLED

  • Resolution: 72 × 40 pixels

  • Display Color: Monochrome (White)

  • Pixel Size: 0.108 × 0.11 mm

  • Pixel Pitch: 0.128 × 0.13 mm

  • Active Area: 9.196 × 5.18 mm

  • Panel Size: 12.0 × 11.0 × 1.25 mm

  • Duty Cycle: 1/40

  • Frame Rate: 180 frames/sec

  • Brightness: 120 cd/m² (min)

  • Power Supply: 1.65V ~ 3.3V

  • Driving Voltage (with internal DC/DC): 3.5V ~ 4.2V

  • External Power Option: 9V

  • Interface Type: 4-wire SPI / I2C

  • Driver IC: SSD1306 or SSD1315

  • Connection: Soldering

  • Operating Temperature: -30°C ~ 70°C

  • Storage Temperature: -40°C ~ 80°C

  • Pin Count: 16

For product pricing,customization,or other inquiries:

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The QG-7240TSWAG01 is a 0.42 inch OLED micro display featuring 72×40 resolution and monochrome white output. Built using COG (Chip-On-Glass) technology with a passive matrix (PM) driving method, this compact OLED screen delivers clear visuals, low power consumption, and fast refresh rates — making it ideal for wearables, IoT devices, industrial instruments, and medical equipment.

Applications

  • Smart Wearables: Smartwatches, fitness trackers

  • Industrial Equipment: Control panels, meters, handheld testers

  • Medical Devices: Portable diagnostics, monitoring equipment

  • IoT Products: Battery-powered or sensor-based modules

  • Consumer Electronics: Cameras, audio equipment, smart glasses

  • Embedded Projects: Arduino, Raspberry Pi, and other dev platforms


Why Choose This OLED Display?

  •  Ultra-compact OLED screen with sharp image quality

  •  Compatible with widely used SSD1306/SSD1315 driver chips

  •  Excellent performance in both indoor and outdoor environments

  •  Ideal for battery-operated and space-restricted projects

  •  Professional support for OEM/ODM & customization

  • Need samples or bulk pricing? Contact us today to get a competitive quote and technical datasheet.
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