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SASWELL’s commercial cooling systems enable automated building equipment management to create a comfortable indoor environment while maximizing energy efficiency. Products include thermostats, valves, actuators, sensors, and more.
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Hot Products

4-Inch Smart Electric Heating Thermostat

PI algorithm, dual‑sensor, 16A, Tuya app, energy dashboard, real‑time curve
SAS965FHL

Universal VAV HMI 4-inch Color Display Dedicated OEM Interface

Premium 4-inch color VAV interface with 7-day rapid OEM UI customization.
SAS965HMI

Universal VAV HMI 4-inch Color Display Dedicated OEM Interface

Premium 4-inch color VAV interface with 7-day rapid OEM UI customization.
SAS965HMI

4-Inch Color Screen Modbus Reversible HP Controller

4" Color Screen Modbus Controller for EU reversible HP: Anti-condensation, A+++ comfort.
SAS965FCH

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

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

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 RTU Thermostat

Premium 4-inch RTU Thermostat for Multi-Stage H/C, Economizer Control, and Universal DX System Compatibility.
SAS965MTW-7RS-485-WIFI

4-Inch Color Screen RTU Thermostat

Premium 4-inch RTU Thermostat for Multi-Stage H/C, Economizer Control, and Universal DX System Compatibility.
SAS965MTW-7RS-485-WIFI

4-Inch Color Screen EC Fan Coil Unit Thermostat

Premium 4-inch Color Screen EC FCU Thermostat for energy-efficient, low-noise control via 0-10V/Modbus in smart buildings.
SAS965FCU/PIT-EC Series

4-Inch Color Screen AC FCU Thermostat

Reliable 3-speed AC FCU thermostat (10A): Dual valve (On/Off/PI) with built-in WIFI/Modbus.
SAS965PIT/FCT Series

4-Inch Color Screen EC Fan Coil Unit Thermostat

Premium 4-inch Color Screen EC FCU Thermostat for energy-efficient, low-noise control via 0-10V/Modbus in smart buildings.
SAS965FCU/PIT-EC Series

Smart Thermostat with Built-in Alexa Voice Control

Featuring Built-in Alexa for direct voice control. 7-day scheduling, C-wire required. Remote control via Tuya App
T18XUTW

Commercial BACnet DX/FCU Thermostat

BACnet FCU/DX controller. 2-stage, 0.1°C precision, ensuring smart BMS integration.
T29MTW-7-S-BACnet

Modulating Thermostat for BMS Modbus 485 & WIFI Control

High-precision Modulating Thermostat for BMS and Smart Home with Modbus/WIFI.
SAS965PIT

4-Inch Color Screen AC FCU Thermostat

3-speed AC FCU thermostat (10A): Dual valve (On/Off/PI) & built-in WIFI/Modbus.
SAS965PIT/FCT Series

24V/220V Ultra-Low Power FCU Zone Valve Actuator

M30x1.5 electro-thermal actuator delivering 2W power efficiency and silent control for FCU zone valves.
SA95X

3 Heat 2 Cool Multi Stage Heat Pump Thermostat

3 Heat / 2 Cool universal model compatible with multi-stage HVAC and heat pumps.
T18BUTW

Modbus Thermostat for Commercial FCU & DX Unit Control

T29MTW: BMS Modbus control for 2/4 pipe FCU, DX Units, and commercial systems.
T29MTW

PI Modulating Fan Coil Thermostat 0-10V Modbus BMS Integration

Smart PI Modulating Thermostat SAS922PIT maximizes Energy Saving and comfort via 0-10V Modbus BMS control.
SAS922PIT

Smart Dual System Thermostat for FCU & DX Units

Smart controller for FCU/DX systems featuring Wi-Fi, RS485, voice control, and 7-day programming.
SAS922XBMTW

Silent and Energy-Saving ON/OFF Control for FCU Valves

Silent, 2W actuator for FCU and UFH. Provides energy-saving, precise hydronic control.
SA93

No c-Wire 7-Day Programmable Wifi Thermostat

T29 7-Day Programmable Smart Thermostat. Easy installation with or without C-Wire. Get voice control via Alexa & Google Assistant.
T29UTW

RS485 Modbus Fan Coil Unit Controller for 2-Pipe Systems

A smart fan coil controller with Modbus connectivity, offering centralized management and enhanced comfort performance.
SAS923FCT

Modulating Thermostat 0-10V FCU BMS Modbus WIFI

Ultimate Energy Saving HVAC Controller. Precision ±0.5°C modulating control with 0-10V BMS Modbus WIFI connectivity.
SAS920PIT

Normally Open Electro-thermal Actuator for FCU Control

Energy-saving, reliable, Normally Open actuator for seamless zone control in commercial FCU systems.
SA91

Digital Programmable Thermostat for Heat Pump

1 Heat / 1 Cool single stage thermostat.Programmable, Compatible with heat pump system.
SAS900STK

Commercial DX Unit Thermostat with Compressor Protection

Dedicated DX Cooling Thermostat: 7-day programmable with compressor protection for energy savings.
SAS921SLP

MODULATING THERMOSTAT SAS908PIT

Adjustable 3-speed fan with fan stop option,0 to 10VDC or 0 to 20mA heat and cool outputs
SAS908PIT

RS485 Modbus Fan Coil Unit Controller for 2-Pipe Systems

Smart FCU controller featuring Modbus for centralized energy management and superior comfort.
SAS923FCT

DX Thermostat with Modbus RTU for BMS Control

The Saswell SAS908MTW is a High-Precision DX Thermostat engineered for complex Commercial BMS Control. Featuring optional Modbus RTU (RS485) communication and robust 3-speed fan management, it ensures superior temperature accuracy and seamless system integration for high-performance HVAC systems.
SAS908MTW

4-Inch Smart Water Heating Thermostat

Premium 4-Inch Water Heating Thermostat: 0.1℃ Precision, Tuya WIFI, and Multi-Mode Control.
SAS965WHL-7-WIFI(TY)

AHU THERMOSTAT

Compatible for fan coil and DX unit,2 stage heating and cooling
T21STK

Commercial RTU AHU Thermostat Multi Stage Heat Pump Control with Programmable Option

Reliable Multi-Stage RTU AHU Thermostat for Heat Pump systems, featuring optional programming.
T21STK

Modbus RS485 Multi-Stage HVAC Controller

T29MTW supports various configurations, including 2-pipe / 4-pipe fan coil systems and single/two-stage DX systems.
T29MTW

RS485 Modbus EC Fan Coil Thermostat

RS485 Modbus protocol for BMS integration. Features keycard input and external sensor support for precise
SAS922FCT

Electric Valve

SV60 series of electric valve is mainly used in central air conditioning cooling or heating water system, according to the actual needs of the precise control of cold, heat medium flow, will not cause dramatic changes in temperature, to achieve the purpose of accurate control of room temperature.
SV60

Electric Valve

SV80 series of electric valve is mainly used in central air conditioning cooling or heating water system, according to the actual needs of the precise control of cold, heat medium flow, will not cause dramatic changes in temperature, to achieve the purpose of accurate control of room temperature.
SV80

PIPLINE GAS DETECTION

The 915 Pipeline Gas Detection Sensor is an industrial-grade particle concentration transmitter designed for real-time monitoring of PM2.5, PM10, and PM1.0 levels. Engineered with a waterproof enclosure and pipeline installation method, it ensures durability and reliable performance even in challenging environments. Featuring advanced dual-frequency data acquisition, automatic calibration, and laser anti-attenuation technology, it offers high consistency and long-term operational stability. Anti-interference circuitry allows it to function effectively in areas with strong electromagnetic fields.
AQC915

LIQUID TEMPERATURE TRANSMITTER

The 717W Liquid Temperature Transmitter is ideal for HVAC and automated control systems, delivering real-time monitoring of hot or cold water flow in ducts. It features high-reliability imported digital sensors and a precision-designed conversion circuit for stable and accurate measurements. The split-type installation with a dedicated pipe sleeve allows for fast setup. Wireless output and custom controller options are available, and an optional LCD screen enhances usability.
STH717W

DUCT TEMPERATURE AND HUMIDITY SENSOR

The 717F Duct Temperature and Humidity Sensor is made for accurately monitoring the environment in HVAC systems, cleanrooms, public areas, smart homes, and industrial places. It has a reliable microcontroller and precise digital sensors. You can choose from various output options like 0-10V, 4-20mA, and RS485, plus there's a chance for custom wireless data output and integrated control. If you need it, you can also add an LCD for easier on-site reading.
STH717F

OUTDOOR WALL-MOUNTED TEMPERATURE AND HUMIDITY SENSOR

The 717 Outdoor Wall-Mounted Temperature and Humidity Sensor gives you real-time data for HVAC and building management. It uses a 32-bit microcontroller paired with a smart digital sensor to provide accurate readings. You can get stable output through RS485, 4-20mA, or 0-10V. If you want, you can also add an LCD screen (1.3 or 2.8) to show live values on-site.
STH717

Pressure Difference Transmitter

Suitable for HVAC systems, energy management systems, VAV and fan control, environmental pollution monitoring, static pipelines, cleanroom pressure monitoring, fume hood control, oven pressurization, and furnace ventilation control.
SPD716

Industrial Air Flow Velocity Transmitter for HVAC Ducts

Industrial Air Flow Velocity Transmitter for HVAC Ducts | Accurate and Real-Time Volume Output
SFS711

Digital Fan Coil Thermostat for 2-Pipe / 4-Pipe HVAC Systems

An intelligent thermostat for precise temperature control of 2/4 pipe FCU systems, offering comfort and efficiency.
SAS920FCT

BACnet MS/TP VAV Controller with Integrated DP Sensor and 0-10V Modulating Control

Digital FCU thermostat with Modbus/WiFi for BMS/Central AC. Offers precise, programmable control and energy management.
HDC-VAV

Modbus & WiFi Fan Coil Thermostat for Central AC / BMS Integration

Digital FCU thermostat with Modbus/WiFi for BMS/Central AC. Offers precise, programmable control and energy management.
SAS810FCT

Modern Vertical FCU Thermostat for Hospitality & BMS Integration

Advanced T15FCT 0-10V EC Motor FCU thermostat. Features Modbus, vertical design, and proportional fan control for maximum efficiency.
T15FCT

PICV Best Value | Smart 0-10V Control Valve with Bluetooth

Smart PICV: Best value control valve for precise flow and fast, App-based setup.
SA905-VB10

Fail-Safe Zero-Leak Motorized Valve for FCU Systems

Reliable linear motorized valve with fail-safe closure and zero leakage performance, engineered for precise FCU temperature control.
SV905-E20

Fail-Safe Power-off Auto-Reset Linear Actuator

Reliable, ultra-quiet linear actuator ensuring fail-safe closure and precise FCU water control.
SA905-S

High-Precision Modulating 0-10V FCU Valve Actuator

High-performance linear actuator delivering proportional flow control and smart system optimization.
SA905-V

4-Pipe Fan Coil Thermostat with 3-Speed Fan

Adjustable 3-speed fan with fan stop option
SAS908FCT
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