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Specializing in the development, manufacturing, and sales of display devices and HMI human-machine interaction products.
1.3-inch TFT circular display
As a technology pioneer among China’s display‑manufacturing companies, Shenzhen CNK Electronics Co., Ltd. has officially launched its innovative 1.3‑inch circular LCD display (model: CNKT0130‑21193A3). This TFT panel leverages cutting‑edge TFT technology, with IPS wide‑viewing angles as its core strength. Equipped with the GC9A01 driver chip and supporting a four‑wire SPI interface, it delivers a high‑definition resolution of 240 (RGB) × 284 pixels and true‑color reproduction of 262,000 shades, ensuring vivid, crystal‑clear images. The compact module measures just 35.60 × 37.74 × 1.68 mm, features low power consumption (2.6–3.3 V), and operates across a broad temperature range (-20 to 70°C), making it an exceptionally reliable display solution for smartwatches, power banks, smart thermos mugs, and various household appliances. Its circular form factor breaks the limitations of conventional custom displays, while its transmissive and normally black modes ensure excellent visibility even in bright lighting conditions.
Model: CNKT0130-21193A3
Category:
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Detailed description
Specifications and Parameters
| Driver IC | GC9A01 | Number of display colors | 262,000 colors |
| Panel Type | IPS | Module dimensions | 35.60×37.74×1.68mm |
| Interface | SPI4 line | Power supply | 2.6-3.3V |
| Resolution | 240 (RGB) × 240 pixels | Visible direction | Full perspective |
| Display Mode | Transmissive, Normally Black Mode | Operating temperature | -20~70℃ |
Product drawing

Product Applications
| Mite remover | Time clock | Rice cooker |
Keywords:
1.3-inch TFT circular display
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