Controller

HaiLin develops advanced HVAC controllers designed for intelligent management of heating, ventilation, and air conditioning systems in modern buildings.

As a key component of building automation systems (BAS), HaiLin controllers collect field data, execute control strategies, and enable communication between HVAC equipment and centralized management platforms.

With solutions including DDC controllers, I/O modules, and intelligent gateways, HaiLin supports efficient and reliable automation for commercial buildings, office facilities, hotels, and other smart building applications.

Intelligent Control Platform for Modern HVAC Systems

Efficient building operation requires reliable control devices that connect sensors, HVAC equipment, and management systems.

HaiLin HVAC control solutions provide flexible system architectures for:

Air handling units (AHU)
Fan coil units (FCU)
Heating and cooling systems
Ventilation equipment
Building management systems (BMS)

By integrating data acquisition, communication, and automated control functions, HaiLin controllers help improve system performance, reduce energy consumption, and simplify HVAC management.

DDC Controllers for Direct Digital HVAC Automation

HaiLin DDC controllers (Direct Digital Controllers) provide intelligent control for HVAC equipment and building automation applications.

Designed for precise monitoring and automatic adjustment, DDC controllers can manage various HVAC processes including:

Temperature regulation
Fan speed control
Valve and actuator control
Air conditioning system operation
Energy management functions

With programmable logic and flexible communication capabilities, HaiLin building automation controllers are suitable for commercial HVAC projects requiring reliable and scalable control solutions.

I/O Modules for Flexible HVAC System Expansion

HaiLin I/O modules provide additional input and output interfaces to expand the control capabilities of HVAC automation systems.

By connecting field devices such as sensors, valves, actuators, and HVAC equipment, HVAC I/O modules enable efficient signal transmission between devices and controllers.

Applications include:

Temperature sensor integration
Humidity monitoring
Valve and damper control
Equipment status monitoring
Building automation system expansion

These modules provide flexibility for customized HVAC control systems in different building projects.

Intelligent Gateways for HVAC Communication Integration

Modern buildings often require communication between different control systems and devices. HaiLin intelligent gateways provide reliable connectivity solutions for integrating HVAC equipment with automation platforms.

The HVAC gateway enables communication between different protocols and systems, supporting:

BMS integration
Remote monitoring
Data communication
Smart building management

Through intelligent data conversion and system connectivity, HaiLin gateways help create more connected and efficient building automation environments.

Building Automation Applications of HaiLin Controllers

HaiLin HVAC controllers are widely used in:

Commercial buildings
Office buildings
Hotels and resorts
Hospitals and schools
Industrial facilities
Smart building projects

From field-level data collection to centralized system management, HaiLin provides complete HVAC automation control solutions that improve operational efficiency and building intelligence.

EG-04 Gateway Learn More

HM series IO module Learn More

HD series DDC controller Learn More

ADVANTAGE

Understanding Your Needs & Budget

With more than 25 years of industry experience, our professional engineers and project managers carefully evaluate your requirements and propose practical, cost-effective options that align with your technical and financial goals.

Comprehensive Project Assessment

We conduct a thorough analysis of your project, offering optimization strategies and professional recommendations to streamline decision-making and significantly reduce your time and workload.

Optimized End-to-End Solutions

From product selection and system design to logistics planning, installation guidance, technical training, and after-sales support, we provide fully optimized solutions that cover every stage of your project.

Reliable On-Time Delivery

With strict internal management procedures and rigorous quality control systems, we ensure dependable production schedules and timely delivery — delivering a seamless, one-stop service experience.

Long-Term After-Sales Support

We believe that true partnership begins after delivery. Our dedicated after-sales service ensures continuous technical support, system optimization, and long-term reliability for your projects.

FREQUENTLY ASKED QUESTIONS (FAQS)

What is your MOQ?

This depends on the specific product. Because we have a wide range of products, the minimum order quantity needs to be determined based on the specific product type.

Can we request a customize design or private labeling?

Absolutely. We support fullly customize and private labeling (OEM/ODM) for large orders.

What is your payment term for new clients?

We typically request a 50% T/T deposit, with the balance paid before shipment.

How do you ensure product quality control?

We have a multi-stage QC process, including raw material inspection, in-line production checks, and a final random inspection before shipment.

What is your pricing structure for bulk orders?

We offer tiered pricing. The unit price decreases significantly as your order volume increases

What is your sample lead time and cost?

Samples are available in 5-7 days. They are charged a nominal fee, which is refundable against your first order.

What is your warranty policy?

We offer 2 years warranty.

Are your products have certified?

Yes. All our products comply with CE, FCC, any type of certification can be provided according to your needs.