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Rapid customization helps customers consolidate and build market leadership.
The core advantage of our product innovation enables customers' systems to support more standards, achieve higher energy efficiency, provide a better user experience, and create a better overall cost for end users.
CONTACT NOW
Rapid customization helps customers consolidate and build market leadership.
The core advantage of our product innovation enables customers' systems to support more standards, achieve higher energy efficiency, provide a better user experience, and create a better overall cost for end users.
Rapid customization helps customers consolidate and build market leadership.
The core advantage of our product innovation enables customers' systems to support more standards, achieve higher energy efficiency, provide a better user experience, and create a better overall cost for end users.
CONTACT NOW
Rapid customization helps customers consolidate and build market leadership.
The core advantage of our product innovation enables customers' systems to support more standards, achieve higher energy efficiency, provide a better user experience, and create a better overall cost for end users.
Product lifecycle support
We not only manufacture products, but also provide comprehensive validation and optimization support to our customers prior to market launch, shortening the time from concept to market and helping our customers gain a competitive advantage from the outset.
  • Prototype (or 3D model)
    A critical starting point in product development. Although not suitable for functional testing, these low-cost, rapidly manufactured models are irreplaceable in early validation.
  • R&D Prototype
    Full-featured prototype used to validate design assumptions, identify defects, and optimize solutions. Ensures that the final design meets the expected technical and performance specifications.
  • Formality testing
    Simulate real-world usage environments and subject products to rigorous testing to ensure durability, safety, and compliance.
Main Functions
  • Appearance Customization
    Adjust the appearance design, dimensions, materials, and color scheme according to the customer's brand image and application environment to ensure the aesthetic consistency of the product with the customer's overall solution.
  • Function Customization
    Flexibly add or remove function modules, such as control logic, product combinations, and energy efficiency modes, on the basis of a mature platform to meet the needs of different scenarios.
  • Protocol Customization
    Adjust the appearance design, dimensions, materials, and color scheme according to the customer's brand image and application environment to ensure the aesthetic consistency of the product with the customer's overall solution.
  • Appearance Customization
    Adjust the appearance design, dimensions, materials, and color scheme according to the customer's brand image and application environment to ensure the aesthetic consistency of the product with the customer's overall solution.
  • Appearance Customization
    Adjust the appearance design, dimensions, materials, and color scheme according to the customer's brand image and application environment to ensure the aesthetic consistency of the product with the customer's overall solution.
  • Appearance Customization
    Adjust the appearance design, dimensions, materials, and color scheme according to the customer's brand image and application environment to ensure the aesthetic consistency of the product with the customer's overall solution.
Rapid customization helps customers consolidate and build market leadership.
The core advantage of our product innovation enables customers' systems to support more standards, achieve higher energy efficiency, provide a better user experience, and create a better overall cost for end users.
CONTACT NOW
Wiring center with wireless communication
The wiring center operates in wireless connection with the wireless thermostats via RF 868MHz signals and give the open and close commands to the thermal actuator. The wiring center can connect with maximum 8 wireless thermostats and control up to 8 zone loops.
Precision Manufacturing

Relying on advanced equipment and strict processes, we ensure consistent quality.

Standardized factory

Uniform processes and management ensure that every batch of products maintains the same high standards and consistency.

Product Description
SAS927FCT is an energy-efficient thermostat with 2.8-inch display, supporting WiFi remote control, suitable for modern homes, hotels and office buildings, seamlessly integrating with smart HVAC systems.
Application Scenarios
Hospital
Office
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Get The Product That Meets Your Needs Now
Product Selector
Model No. Heat/cool Heat only Pipe Speed fan Programmable Window card Room card External Sensor Modbus RTU WIFI Manual
SAS936WCHB-7-DFZ+SCU217DE-485 √


√

√ √
 		√ download
FAQ

Is the SAS920XFCT compatible with both 2-pipe and 4-pipe HVAC systems?

Yes. The SAS920XFCT is a universal controller designed to support both 2-pipe and 4-pipe fan coil unit (FCU) systems. It can be easily configured via the settings menu to match your specific system architecture.

Is the SAS920XFCT compatible with both 2-pipe and 4-pipe HVAC systems?

Yes. The SAS920XFCT is a universal controller designed to support both 2-pipe and 4-pipe fan coil unit (FCU) systems. It can be easily configured via the settings menu to match your specific system architecture.

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System Principle
We offer three flexible and customizable solutions to help you easily meet the needs of different customer segments.
Entry-Level
Energy-Efficient Level
Flagship Level

Product Selector

Model No. Fan Control Type Water Valve Control Type Max Load Current Recommended Application Manual
SAS965PIT-EC EC Fan (0-10V) PI Proportional Valve (0-10V) 3A High-End Precision: First choice for projects requiring EC fan stepless speed control + precise water temperature control (e.g., 5-star hotel rooms, Class A offices). Balances energy saving and high comfort. download
SAS965FCT-EC EC Fan (0-10V) On/Off Valve (220VAC) 6A EC Fan General: For energy-saving projects using EC fans but On/Off water valves (e.g., boutique hotels, high-end apartments). Needs stepless speed control but moderate water temperature precision. download
Main Functions

  • 15%–25%

    Typical HVAC Energy Savings

  • 15%–25%

    Typical HVAC Energy Savings

  • 15%–25%

    Typical HVAC Energy Savings

Main Functions

  • 15%–25%

    Typical HVAC Energy Savings

  • 15%–25%

    Typical HVAC Energy Savings

  • 15%–25%

    Typical HVAC Energy Savings

  • 15%–25%

    Typical HVAC Energy Savings


Key Functions

Partnership & OEM/ODM Support

We are not just a supplier; we are your strategic partner. SASWELL offers a complete, one-stop partnership solution, encompassing flexible OEM/ODM development, expert technical support for BMS integration, and reliable global after-sales service, fully empowering you to expand global markets with innovative and dependable HVAC automation products.

Ready to Upgrade Your Building Infrastructure?

Contact us for:


Request Partner Information

Download Technical Datasheet (240KB)

Energy Performance & Financial ROI

  • 15%–25%

    Typical HVAC Energy Savings

  • PEAK REDUCTION

    Through zoning and demand-based control

  • 2–4 Years

    Typical Payback Period depending on energy prices

Precision Manufacturing
● CE & RED Certified Hardware
● ETSI EN 300 220 Compliant LoRaWAN Radios
● RoHS & REACH Compliant
● GDPR-Ready Architecture

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Advantages

  • Wireless Upgrades, Shortened Deployment Cycle
    Based on LoRa / LoRaWAN technology, upgrades can be done directly via wireless communication without major modifications to existing equipment. Deployment can be completed without interrupting operations.
  • Unified Access, Reduced Complexity
    We help customers quickly integrate various devices and protocols—including HVAC, lighting, and sensors—into a single platform through unified access.
  • Full-Scenario Compatibility, Future-Oriented
    From commercial complexes to industrial plants, from office buildings to campuses, our solutions support a wide range of applications and comply with LEED, BREEAM, and China’s green building standards.
Advantages
Application Scenarios
Universal VAV Control System with BACnet Air Pressure Logic
Energy-Saving Hotel & Commercial Office Logic

Implements advanced Hotel Logic and CO2-based Demand Controlled Ventilation (DCV). This universal controls solution optimizes air quality and energy use based on real-time occupancy, ideal for LEED/WELL projects.

Pressure control for industrial environments

Zoned temperature control for residential and apartment ventilation systems

Integrated control of fume hoods, including lighting, sash, and control panel

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Corporate Culture
  • Mission
    Accelerate innovation to create comfortable, energy-efficient, and sustainable living environments.
  • Vision
    The Global leader for innovation and reliability in HVAC control partnerships
  • Core Values
    Faster Beats Slow
    Open & Honest
    Author Accountability
    Direct Path to the Summit
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If you have questions or suggestions,please leave us a message,we will reply you as soon as we can!
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Fast customization
7 product platforms enable the 7-day customization.
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