We provide scalable and fast-to-deploy programmable controllers, unit terminals and monitoring tools for precise control of HVAC and refrigeration systems. Designed for OEMs and system integrators, our product family ensures stable performance in various industrial and commercial environments.
Programmable logic controller (PLC) is a control system using electronic operations. Its easy storing procedures, handy extending principles, functions of sequential/position control, timed counting and input/output control are widely applied to the field of industrial automation control.
UX1 – Flexible HVAC/R Controller
Power Supply: 18–60V DC / 13–42V AC
Configurable I/O: Flexible and adaptable I/O ports
Connectivity: 3× RS485 for easy system integration
EEV Driver: Built-in EEV driver for enhanced control
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UX3 – High-Performance PLC for Complex Systems
Power Supply: 18–60V DC / 13–42V AC
Inputs: 12 analog + 14 digital inputs
Outputs: 12 digital outputs + 4 analog outputs
Connectivity: 2 EEV drivers, 3× RS485 (Modbus)
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UX5 – Compact & Reliable for Medium Loads
Power Supply: 24V AC/DC input
Inputs/Outputs: 6 analog + 10 digital I/O
Relays: Relay & solid-state outputs
Connectivity: EEV driver + 3 RS485 + 3 TAM ports
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UX7 – Full-Featured Controller with Ethernet
Power Supply: 24V AC/DC, built for intensive systems
Inputs: 16 analog + 18 digital inputs
Outputs: 14 outputs + 4 analog out (2 for WM)
Connectivity: Ethernet, CAN2.0, 3 RS485, 6 fan ports
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About Us
Corestar: 10+ Years of HVAC/R Control Solutions
Corestar is a leading manufacturer based in Suzhou, China, specializing in advanced control systems for HVAC/R. With over 10 years of experience, we provide customized, efficient solutions for commercial, industrial, and residential applications.
Tailored Solutions
We provide customized solutions designed to meet your unique requirements.
Reliable Support
Our expert team ensures continuous support and assistance whenever needed.
Advanced Manufacturing
We maintain high standards in production to deliver precision and quality.
With over 10 years of experience, we’ve delivered customized HVAC/R control solutions in 20+ countries, meeting the diverse needs of industries worldwide. For more information on solution, please contact us.
Our structured 8-step workflow helps you deploy reliable and efficient PLC solutions, tailored to your exact system requirements. We make your automation projects faster, simpler, and more scalable.
01
Consultation
Our engineering team works closely with you to understand your application scenario, system architecture, and specific control requirements.
02
Technical Drawing
We develop detailed wiring diagrams and I/O configuration plans based on your system layout, including sensor types, communication protocols, and power supply.
03
Offer a Solution
Based on your needs, we propose a customized PLC control solution – including suitable models (UX1, UX3, etc.), I/O mapping, and expansion module suggestions.
04
Quote
A transparent and competitive quote is provided, covering product configuration, optional modules, lead time, and logistics cost.
05
Production, QC & Pre-assembly
Your order enters our manufacturing line with strict quality control. We also offer optional pre-assembly, including module wiring and basic setup to save your time.
06
Door to Door Shipping
We offer global logistics support, including customs clearance and direct delivery, ensuring fast and secure transportation to your facility.
07
Integration and Installation
Our PLCs are designed for seamless system integration. We provide installation manuals, wiring guides, and remote assistance for a smooth setup.
08
Technical Support
Enjoy responsive after-sales support, firmware updates, remote diagnostics, and system optimization – all backed by our experienced technical team.
Our expertise extends beyond components—we design PLC systems with a deep understanding of the entire control architecture. With flexible I/O, mature algorithms, and easy-to-integrate software, we deliver intelligent, efficient, and proven solutions for HVAC, refrigeration, and automation
Digital agency services
Creative digital agency
Super expert developers
Creating a user friendly design
Testimonial
What Our Clients Say
Our clients trust us for reliable, high-quality PLC solutions. Read their experiences with our products and services.
Corestar’s programmable controllers have significantly improved the efficiency of our HVAC systems. The ease of integration and reliable performance have helped us reduce downtime. Their customer service is exceptional. Highly recommend them for any automation project!
John Miller
USA
We've been using Corestar's PLC solutions for our refrigeration systems, and the results are fantastic! The product's versatility, coupled with excellent technical support, has made our operations smoother. We couldn’t be more satisfied with the performance and service.
Anna Petrov
Russia
Corestar's PLC controllers are the backbone of our air-conditioning control system. Their attention to detail and robust design ensures smooth and consistent operation. The support team is always responsive, making every project a success. Top-tier service and products.
David Lee
Singapore
The PLCs from Corestar have streamlined our automation processes. Their ease of use and customizable features were exactly what we needed. The technical support throughout installation and beyond has been top-notch. We’re looking forward to working with them on future projects.
Carlos Gomez
Spain
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