Shenzhen Coolmay Technology Co., Ltd.
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➤Product Features
●Based on Linux system, which is stable, efficient, safe and reliable
●Industrial high-performance Dual core 1GHz
●Diversified functional modules:multifunctional and control diversification
●Multiple interface embedding:RS485/RS232/Type-C
download port/SD card port
●High-standard quality control:Qualified by RoHS and CE
●Protection class:IP65(front panel)
➤Technical Specifications
| Specification | Descriptions |
| Model | EX3G-8043H |
| Display Size | 4.3 inch |
| Working environment temperature | -20°C~60°C (no freezing) |
| Working environment humidity | 20~90% (non-condensing) |
| RAM / Flash | 128MB DDR + 128MB NAND FLASH |
| CPU | 1GHz. Dual Core |
| USB download port | Yes |
| SD Card port | Yes |
| Serial interface | RS485 RS232 |
➤ Application Scenarios
➤About Us
Founded in March 2006, Coolmay stands as a premier brand in industrial automation, serving over 10,000 customers across 200+ countries. Our team of 200+ global professionals, including 40+ R&D specialists, has completed 55,000+ projects and secured 60+ intellectual property rights. We deliver advanced, reliable solutions—PLC,HMI+PLC all-in-one machines, HMI, power supply, servo drives, stepper drives, VFDs, and loT modules—engineered for precision and efficiency in smart manufacturing.
➤ Certifications
Coolmay products are fully compliant with CE and RoHS regulations, and are manufactured under ISO 9001-certified quality management systems.
➤Payment Methods
We accept a variety of secure payment methods on AliExpress, including Western Union, WeChat, AliPay, and PayPal (where available), as well as international bank transfers (T/T). All transactions are protected under AliExpress Buyer Protection for your peace of mind.
➤Warranty & After-Sales Service
1. 18-Month Manufacturer Warranty
Covers hardware defects and system malfunctions under normal use.
2. Lifetime Technical Support
Remote assistance available for configuration, firmware, and integration.
3. Returns & Exchanges
For damaged shipments, please contact us within 3 days with photo evidence.
➤Contact Us Anytime
Feel free to reach out for support, documentation, or firmware files. We will respond within 24 hours.
Email: cm2@coolmay.net,WhatsApp: +86 199-2529-1353,WeChat: +86 199-2529-1353