Quick Summary
The HTW-WF17-16A3 Smart Wifi Electric Heating Thermostat is designed for electric underfloor heating systems. It provides stable 16A output control. WiFi connection supports remote access and scheduling. Built-in sensing and external sensor protection help maintain safe and consistent temperature control.
This page explains how the Smart Wifi Electric Heating Thermostat works in HVAC systems. It introduces functions, wiring reference, and key parameters. Installation notes and application ideas are included. OEM and ODM options for the Smart Wifi Electric Heating Thermostat may also be discussed.

Key Features
(This section explains the main control functions and their value in heating systems.)
1. Electric Heating Control Output
The Smart Wifi Electric Heating Thermostat provides 16A output. It controls electric heating systems directly. This supports underfloor heating applications(Water Heating System, please click here)
2. L+N Line Voltage Output
The thermostat uses L and N terminals. It connects directly to heating cables. This ensures stable and reliable operation.
3. Programmable Temperature Scheduling
The Smart Wifi Electric Heating Thermostat supports daily schedules. Users can set multiple time periods. Each period can have a different temperature.
4. Multi-Language App Support
The mobile app supports 47 languages. This improves usability for global users. It makes operation simple and clear.
5. External Sensor Protection
The thermostat supports connection with an external temperature sensor. The sensor continuously monitors the heating system temperature. This protection helps prevent overheating and ensures safe and stable operation.
6. Wifi Application Control
The Smart Wifi Electric Heating Thermostat connects to a mobile app. Users can adjust temperature remotely. This improves convenience and energy efficiency.

Product Design and Display
(This section shows the product appearance and interface layout.)

Technical Specifications
(Key parameters for project confirmation.)
| Parameter | Value |
|---|---|
| Power Supply | 95~240Vac or 24V AC/DC |
| Output Load | 16A electric heating |
| Built-in Sensor | NTC3950, 10K |
| Setpoint Range | 5–35°C |
| Installation | 86×86 mm or EU 60mm round box |
| Protection Class | IP20 |
| External Sensor | Supported |
| Warranty | 2 years |
Wiring Diagram
(This section provides wiring reference for installation.)

Model Code Guide
(This section explains model code structure.)
| Heating series | xx stands for |
|---|---|
| 16A | Electric heating with line voltage output |
| 5A | Water heating with relay output |
| NV | Boiler heating with dry contact |
| Example | 16A3 means electric heating with WiFi function |
Project Fit & Customization
(This section explains usage and customization options.)
The Smart Wifi Electric Heating Thermostat is designed for residential electric heating systems. It supports stable temperature control and remote operation. It fits modern smart home HVAC applications.
ODM cooperation can be discussed. Control logic and interface may be adjusted. Engineers will review system requirements before confirmation.
OEM services are supported. Logo printing and packaging can be customised. This helps match branding projects.
Certifications and Compliance
This thermostat complies with European market requirements and is supported by certifications such as CE, RoHS, LVD test reports, EMC test reports, etc
Certification documents for Swan Controls thermostats.

Exhibition Moments
Our team regularly participates in international HVAC exhibitions such as Febrava in Brazil, The Big 5 in Dubai, and ISK-SODEX in Turkey, etc.
Swan Controls at international HVAC exhibitions.

Frequently Asked Questions
Q1. What systems can this Smart Wifi Electric Heating Thermostat control?
It controls electric underfloor heating systems using 16A output.
Q2. Does it support WiFi control?
Yes. Users can adjust temperature through a mobile app.
Q3. Does it support an external sensor?
Yes. The sensor helps prevent overheating and improves safety.
Q4. Is installation compatible with standard boxes?
Yes. It fits EU or standard electrical wall boxes.
Q5. What is the minimum order quantity?
MOQ is about 300 units. Samples are available.
Q6. How to place an order?
Contact us to confirm requirements. A proforma invoice will be provided.
Q7. How long is the lead time?
Standard models ship within 7 days. Custom orders take 3–5 weeks.
Q8. How are products shipped?
Shipping options include express, air freight, and sea freight.
Need Support?
Contact us for product selection and configuration advice.
Related Thermostat Models
This section lists related thermostat models for different system types and integration needs, helping you choose a suitable option for your project.
More product details, please click directly:






