Shenzhen Coolmay Technology Co., Ltd.
| Payment Terms | T/T,Western Union |
| Supply Ability | 5000pcs/month |
| Delivery Time | 5-7 working days |
| Packaging Details | box 26*19*10cm |
| Name | hmi plc all in one |
| Size | 4.3 inch |
| Resolution | 480x272 |
| CPU | 408MHz |
| Digital IO | 12/12 |
| Analog IO | 4/2 |
| Download Port | Type C |
| Com Port | RS232,RS485 |
| Brand Name | Coolmay |
| Model Number | QM3G-43FH |
| Certification | CE |
| Place of Origin | China |
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Product Specification
| Payment Terms | T/T,Western Union | Supply Ability | 5000pcs/month |
| Delivery Time | 5-7 working days | Packaging Details | box 26*19*10cm |
| Name | hmi plc all in one | Size | 4.3 inch |
| Resolution | 480x272 | CPU | 408MHz |
| Digital IO | 12/12 | Analog IO | 4/2 |
| Download Port | Type C | Com Port | RS232,RS485 |
| Brand Name | Coolmay | Model Number | QM3G-43FH |
| Certification | CE | Place of Origin | China |
| High Light | Bright Screen PLC Controller ，4.3 Inch PLC Controller ，PLC Controller with Temperature Control | ||
Description:Coolmay 4.3 Inch HMI+PLC All_In_One Original Integrated HMI PLC Controller With More Bright Screen Temperature control For Power Station Industry
➤Technical Specifications
➤Product Features
●Integrated Cost - Efficiency
Integrates logic control, analog I/O (compatible with multiple signals), and HMI (high - definition touch screen). Replaces split - type devices, reducing costs and boosting efficiency.
●Space - Saving Design
Compact structure (supports vertical/horizontal installation) with embedded snaps for complex cabinets. Saves over 60% space compared to split systems.
●Easy Installation
Fixed by screws with integrated terminal blocks, simplifying wiring. Cuts 50% of wiring labor and material costs.
●Full Expandability
Offers 12 - 30 digital I/O channels (input/output optional), 8 analog signal types, and full communication interfaces (485, Ethernet, etc.) for flexible production - line integration.
●Deep Customization
Covers hardware (interfaces/channels), appearance (panels/structures), functions (temperature control/weighing), and software (interfaces/boot screens) for diverse needs.
●Efficient After - sales
Plug - in terminals (over 5,000 insertion cycles) enable 5 - minute wire replacement. No travel needed, increasing maintenance efficiency by over 80%.
➤ 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, servodrives, stepperdrives, VFDs, and loT modules—engineered for precision and efficiency in smart manufacturing.
➤Partners
➤Exhibitions
➤ Certifications
Coolmay products are fully compliant with CEand 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.
WhatsApp: +86 133-1085-7796,WeChat: +86 199-2529-1353
Company Details
Business Type:
Manufacturer
Year Established:
2006
Total Annual:
2,000,000 USD - 30,000,000
Ecer Certification：
Verified Supplier
Shenzhen Coolmay Technology Co., Ltd. (Coolmay), established in 2006 and located in Nanshan District, Shenzhen, China, is a recognized National High-tech Enterprise and a leading provider of automation control solutions. With over 20 years of dedicated development, Coolmay has built a strong repu... Shenzhen Coolmay Technology Co., Ltd. (Coolmay), established in 2006 and located in Nanshan District, Shenzhen, China, is a recognized National High-tech Enterprise and a leading provider of automation control solutions. With over 20 years of dedicated development, Coolmay has built a strong repu...
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