Quick Summary
The HTW-31-WKT19-WF is designed for wireless control in indoor heating systems. It uses a battery-powered thermostat and a wired receiver. It supports stable temperature control without complex wiring. It is suitable for residential and light commercial HVAC use.
This Battery Powered Heating Thermostat is suitable for projects that need flexible installation and remote control. This thermostat supports WiFi communication and programmable control. It helps improve comfort and reduce manual operation. The sections below show key functions and main parameters clearly.

Key Features
These functions support flexible control and simple use.
(01) Large backlight display
The display is clear and easy to read. The backlight supports use in low light. This thermostat improves daily operation.
(02) Battery-powered transmitter
The thermostat uses 2 × AA batteries. No wiring is required for the thermostat. This thermostat is easy to install in different rooms. If you need wireless version, please check here: HTW-31-H19
(03) Programmable control
The thermostat supports daily scheduling. Users can set temperature by time periods. This thermostat helps manage energy use.
(04) Selectable wireless frequency
It supports 433MHz and 868MHz. Users can select based on the environment. This thermostat improves signal stability.
(05) Voltage-free receiver output
The receiver uses dry contact output (NO/NC). It supports safe connection. This thermostat fits different heating systems.
(06) WiFi communication
WiFi allows remote control through a mobile app. Users can adjust settings anytime. This thermostat improves convenience.


Product Design and Display
The design is simple and modern. It uses a clean housing for indoor environments. The interface is clear and easy to understand. This Battery Powered Heating Thermostat is suitable for daily use.


Technical Specifications
Key parameters are listed below for installation and system matching.
| Parameter | Value |
|---|---|
| Thermostat Power | 2 × AA 1.5V batteries |
| Receiver Power | 230VAC, 50/60Hz |
| Load Capacity | 250VAC / Max 10A |
| Set Point Range | 5–35°C |
| Ambient | 0–50°C |
| Humidity | ≤85% |
| Frequency | 868MHz (433MHz selectable) |
| Sensor | NTC 10K, 3950Ω at 25°C |
| Backlight | White |
| Receiver Contacts | NO / NC |
| Protection Level | IP30 |
Wiring and Installation
The thermostat connects wireless to the receiver. The receiver connects to the heating system. It uses voltage-free contacts. This Battery Powered Heating Thermostat reduces wiring work and simplifies installation.

Project Fit & Customization
This model is suitable for residential heating systems. It supports wireless control and flexible installation. This thermostat is useful for retrofit projects.
Some functions can be adjusted. Communication and control settings can be configured. This thermostat supports flexible use.
OEM support is available. Logo, colour, and packaging can be customised. This Battery Powered Heating Thermostat can match different market needs.
Certifications and Compliance
The thermostat meets common safety standards. It supports stable operation. This thermostat is suitable for long-term use.

Exhibition Moments
The product is shown in HVAC exhibitions. This helps improve design and application. This Battery Powered Heating Thermostat is used in many projects.

Frequently Asked Questions
Q1: Does it support WiFi control?
Yes, it supports app control. This Battery Powered Heating Thermostat allows remote access.
Q2: Is it battery powered?
Yes, the thermostat uses batteries. This Battery Powered Heating Thermostat is easy to install.
Q3: Does it support programmable control?
Yes, it supports scheduling. This Battery Powered Heating Thermostat helps manage energy use.
Q4: Is it suitable for home heating systems?
Yes, it is designed for residential use. This Battery Powered Heating Thermostat fits common systems.
Q5: What is the MOQ and can I get samples?
MOQ is 300 units. Samples are available. Smaller orders can be discussed.
Q6: How to place an order?
Contact us for PI. Payment supports TT and PayPal. Shipping supports EXW, FOB, and DAP.
Q7: How long is the lead time?
Samples take about 7 days. Custom orders take 3–5 weeks. Bulk orders need about one month.
Q8: What shipping options are available?
Express takes about 7 days. Air is similar. Sea shipping takes about one month.
Need Support?
If you are selecting a model or planning a project, please contact us. We can help choose the right thermostat.
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