OEM HVAC/IAQ Controller Platform | Unified Architecture & Customization

Hot Products

4-Inch Color Screen VRF Controller

Professional VRF controller with seamless BMS and smart Wi-Fi integration, ensuring precise control.

SAS965XK
4-Inch Color Screen Heat Pump Controller

Heat pump controller with Wi-Fi remote control, adaptable to diverse heat pump control logic for OEMs.

SAS965-DWM
4-Inch Color Screen IAQ Controller

4-inch IAQ (4-in-1 sensor), HD interface. OEM/ODM ready, compatible with AC/DC/EC motors for fresh air systems.

SAS965-IAQ

Flexible OEM Customization

Provides full-process technical support from project initiation and scheme design to mass production and delivery. Our mature joint development mechanism significantly accelerates our clients' product platformization and reduces Time-to-Market (TTM).

Historical Data Query Energy Consumption Statistics Fault Records Multi-Unit Control Domestic Hot Water Control

SASWELL Color Screen Controller Flexible Customization Diagram

Application

The platform covers VRF, Heat Pump, and IAQ/Fresh Air equipment. Built on a unified hardware architecture and a customizable software platform, it features HD color display, precise control, industrial-grade stability, and superior flexibility.

Key Functions

HD Touch HMI

4-inch IPS 480X 480 color screen with a touch response ≤0.3 seconds, ensuring smooth, lag-free operation.
Global Multi-Language Support

Supports 10+ languages, including English, German, and Chinese, meeting overseas customization demands.
Precision Thermal Control

Temperature detection accuracy ±0.5℃, featuring intelligent thermal curve adjustment adaptable to Hydronic and Electric Heating scenarios.

Flexible Protocol Compatibility

Natively supports RS485/BACnet and offers customization for specialized protocols like Modbus, meeting BACS integration needs.
Industrial Anti-Interference

Passed 15KV ESD testing and boasts high resistance to inverter interference, ensuring stable operation in extreme environments.
OTA Upgrade Capability

Supports online firmware updates for continuous optimization, allowing iteration without physical dismantling and reducing long-term after-sales costs.

Partial Reliability Testing Standards

Why Choose Us?

As a dedicated touchscreen thermostat supplier and manufacturer, we are committed to providing
unparalleled quality and speed.

SASWELL Color Screen Controller Strict Production Process Diagram

Rigorous Production Process, Reliable Quality Assurance

Every 4-inch color screen thermostat is born from our strict production line. From high-precision SMT patching to stringent aging tests, every step is carefully controlled to ensure every product delivered is stable and reliable.

SASWELL Color Screen Controller Rigorous Laboratory Testing Diagram

Products Pass Strict Laboratory Testing.

We understand that reliability is the lifeline of a thermostat. For this reason, we implement thermostat reliability testing by conducting comprehensive, multi-dimensional tests in our specialized environmental laboratory...

SASWELL Color Screen Controller Capability to Fulfill Your Large-Volume Orders Diagram

Capacity to Meet Your Bulk Orders

Our robust production capacity guarantees both product quality and on-time delivery. We are fully equipped for large volume thermostat production and have extensive logistics experience for both domestic and international orders, ensuring your products arrive safely and efficiently.

Partnership Support

We are a China-based manufacturer empowering Global HVAC Integrators, Equipment Manufacturers (OEMs), and Engineering Firms, providing turnkey, customized control solutions and expert technical support.

Technical Consulting & Logic Adaptation

Provides equipment parameter docking services. We can customize the controller's control logic based on your specific model to ensure precise protocol adaptation (e.g., Modbus Integration). We provide complete wiring diagrams and technical documents.
Deep Customization ServicesCustomization

Supports comprehensive UI interface customization and multi-language menu customization. Our private labeling service helps you enhance product differentiation and accelerate TTM.
Quality Assurance & Responsive Support

Rigorous Quality Control is maintained throughout the manufacturing process to ensure product reliability. We establish a localized quick-response mechanism, significantly reducing our clients' operational risk.

Get In Touch

Contact our friendly Customer Service team for any Question,Concern, or Suggestion. We'd love to hear from you!

Headquater hotline: +86 755 61218391

Headquater email: info@saswell.com

MENA tech support hotline: +97155 6743682

MENA tech support email: support@saswell.com

Color Screen Controller

Hot Products

4-Inch Color Screen VRF Controller

4-Inch Color Screen Heat Pump Controller

4-Inch Color Screen IAQ Controller