SAS922WHL

0.1°C Precision Hydronic Thermostat WIFI App Control with Dry Contact

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0.1°C Ultra-High Accuracy for Extreme Energy Savings

Mobile App Remote Management via WIFI

7-Day Programmable Schedules for Comfort

Boiler Dry Contact Output for System Linkage

100-240V AC Universal Power Input

External Sensor for Floor Overheat Protection

High precision WIFI thermostat with 0.1C control for hydronic floor heating

Smart dry contact thermostat right side view showing high-quality housing material

Home Product Residential Thermostats Hydronic Thermostats

Product Feature

The SAS922WHL Hydronic Thermostat solves heating inconsistency. It delivers 0.1°C control accuracy for stable environments and maximum energy savings. Designed for water floor heating, it uses WIFI for mobile App remote management and 7-day scheduling. For projects, it provides a reliable boiler dry contact output and controls actuators. It is compatible with all mainstream mounting boxes. This thermostat is the top choice for installers seeking high reliability and fast system integration.

Key Functions

0.1°C Control

Ultra-fine accuracy for extreme energy savings and stable comfort.
Remote Tuya

Control heating on/off from anywhere using the Tuya App.
Boiler Linkage

Provides dry contact output for seamless integration with gas boilers.

Pro Compatibility

Fits 86-type and EU boxes, designed for easy installation and integration.
Floor Safety

External sensor prevents floor overheat damage by monitoring floor temp.
Smart Scheduling

Custom 7-day schedules reduce unnecessary energy consumption.

Product Selector

Model No.

Heat/cool

Heat only

Pipe

Passive and linkage output

Programmable

Window card

Room card

External Sensor

Modbus RTU

WIFI

Power

Manual

SAS922WHL-7W-S

√

220VAC

download

SAS922WHL-7W-WIFI(TY)

√

220VAC

download

Product Parameters

Power source: 100-240VAC50/60Hz

Maximum load electric current: 3A/250VAC

Room temperature setting range: 5℃- 35℃

External sensor control range : 5 ℃-70 ℃ (not standard)

Accuracy: 0.1℃

Working environment temperature: 0℃- 50℃

The storage temperature: -10℃- 60℃

Dimensions: 88mm X 88mm X 13mm

External sensor: NTC100K or NTC10K (optional)

Product Application Scenarios

This thermostat is widely applicable in residential buildings, apartments, villas, offices, and hotel rooms utilizing hydronic floor heating systems. It is particularly suited for high-end renovation projects that prioritize superior comfort, energy management, and advanced smart control capabilities.

luxury apartments

apartments

Residential

Partnership & OEM/ODM Support

Our support structure is built to minimize your project risks by focusing on reliability and quick service. We ensure long-term stability and accuracy verification for our 0.1°C control systems.

Fast Customization

Swift OEM/ODM services tailored to meet your branding and functional requirements.
Expert Technical Support

Instant, in-depth technical guidance for system calibration and seamless system integration.
Global After-Sales Service

Robust global support framework ensuring stable, worry-free operation.