Shenzhen Coolmay Technology Co., Ltd. wants you to be delighted with your purchase. If, during the warranty period, your product needs service, please give us a call.  Your satisfaction with the order is our primary concern.  If you have any questions about your warranty coverage, or you think you need service, call our Customer Service. We're here to help you get the most from your low cost plc .

Coolmay is expanding its factory scale to get higher capacity for plc power supply. Coolmay focuses on providing a variety of VFD/ Inverter for customers. The reliability tests for Coolmay programmable control systems is well done. They include temperature&humidity testing, thermal shock testing, leakage current testing, and vibration testing. our team's PLC HMI All in one has an effective programming system, which can accurately collect data. compact plc which has been widely used in PLC HMI all in one area has properties of PLC HMI all in one. The specifications of the PLC controller can be customized.

We work with our clients to help them tackle their environmental and social challenges and in doing so promote the transition to more sustainable market economies.