Quick Summary
The HTW-31-H19 is designed for wireless control in indoor heating systems. It uses a battery-powered thermostat and a receiver. It provides stable temperature control without complex wiring. It is suitable for residential heating applications.
This Wireless Heating Thermostats solution is suitable for projects that need simple control and flexible installation. It supports wireless communication and stable performance. It helps improve comfort and reduce installation work. The sections below show key functions and main parameters clearly.

Key Features
These functions support simple control and easy use.
(01) Large backlit display
The display is clear and easy to read. The backlight helps in low light. This Wireless Heating Thermostats model improves user experience.
(02) Heating system support
The thermostat supports heating systems up to 10A. It fits common residential use. It is reliable for daily control.
(03) Non-programmable design
The thermostat uses simple manual control. It is easy to operate. This Wireless Heating Thermostats model suits basic heating needs.
(04) Selectable wireless frequency
It supports 433MHz and 868MHz. Users can select based on the environment. This Wireless Heating Thermostats model improves signal stability. If you need battery powered version, please check here: HTW-31-WKT19-WF
(05) Voltage-free receiver output
The receiver provides dry contact output (NO/NC). It supports safe system connection. This Wireless Heating Thermostats model fits different heating systems.

Product Design and Display
The design is simple and clean. It uses a white housing suitable for indoor use. The interface is clear and easy to understand. It is suitable for daily operation.


Technical Specifications
Key parameters are listed below for installation and system matching.
| Parameter | Value |
|---|---|
| Thermostat Power | 2 × AAA 1.5V batteries |
| Receiver Load | 16A |
| Frequency | 868MHz (433MHz selectable) |
| Temperature Range | 5–35°C (0.5°C step) |
| Accuracy | ±0.5°C (±1°F) |
| Receiver Contacts | NO / NC |
| Thermostat Size | 135 × 88 × 22 mm |
| Receiver Size | 114 × 86 × 30 mm |
| Memory | EEPROM backup |
| Colour | White |
| Protection Level | IP20 |
Wiring and Installation
The thermostat connects wireless to the receiver. The receiver connects to the heating system. It uses voltage-free contacts. This Wireless Heating Thermostats setup 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 Wireless Heating Thermostats solution is useful for retrofit projects.
Some functions can be adjusted. Frequency and control settings can be configured. It supports flexible use.
OEM support is available. Logo, colour, and packaging can be customised. This Wireless Heating Thermostats model can match different market needs.
Certifications and Compliance
The thermostat meets common safety standards. It supports stable operation. It is suitable for long-term use.

Exhibition Moments
The product is shown in HVAC exhibitions. This helps improve design and application. It is used in many projects.

Frequently Asked Questions
Q1: Is this thermostat programmable?
Yes, it is programmable. This Wireless Heating Thermostats model is designed for simple control.
Q2: Does it support wireless communication?
Yes, it uses RF communication. This Wireless Heating Thermostats setup reduces wiring work.
Q3: Is it suitable for home heating systems?
Yes, it is designed for residential use. It fits common systems.
Q4: What is the load capacity?
It supports up to 16A on the receiver. This Wireless Heating Thermostats model fits most heating needs.
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 match the right thermostat.
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