Quick Summary
The HTW-MT08-FC-2 3 Speed Fan Coil Thermostat is designed for 2 pipe fan coil unit systems that need simple, stable, and reliable room temperature control. It supports heating and cooling control, 3-speed fan output, motorized valve control, programmable scheduling, and clear VA negative screen display.
This page helps HVAC contractors, distributors, OEM buyers, and project engineers check whether this thermostat suits their system. It covers function logic, technical specifications, wiring, project fit, buyer selection points, customization options, and common ordering questions.
3 Speed Fan Coil Thermostat for 2 Pipe HVAC Control
The HTW-MT08-FC-2 is a 3 Speed Fan Coil Thermostat for 2 pipe fan coil unit systems. It controls room temperature by managing fan speed and motorized valve output according to heating or cooling demand.
For project buyers, the main selection points are system type, fan speed requirement, valve output, power supply, installation box size, sensor accuracy, and OEM needs. If these details match your project, this model is suitable for residential, apartment, office, hotel room, and light commercial HVAC applications.
| Item | Recommended Check Point |
|---|---|
| System Type | 2 pipe fan coil unit system |
| Fan Control | 3-speed fan output for low, medium, and high fan speed |
| Valve Control | Motorized valve control for heating and cooling operation |
| Power Supply | 95–240VAC standard; 24V can be customized |
| Installation | 86×86 mm box or EU 60mm round box |
| Buyer Fit | Suitable for HVAC contractors, distributors, wholesalers, and OEM projects |
Key Functional Highlights
(This section explains the main control functions and their engineering value in real fan coil HVAC systems.)
(01) 2 Pipe Fan Coil System Control
This 3 Speed Fan Coil Thermostat is designed for 2 pipe fan coil systems where heating and cooling share the same water circuit. It provides simple control logic for common FCU applications and helps reduce wiring complexity during installation.
(02) 3-Speed Fan Output
The thermostat supports low, medium, and high fan speed control. This allows users to adjust airflow according to comfort needs and room load. For project use, 3-speed fan control is still a practical option in many residential and light commercial HVAC systems.
(03) Motorized Valve Control
The thermostat can control fan coil operation together with motorized valve output. When room temperature changes, the thermostat helps open or close the valve according to heating or cooling demand, supporting stable room comfort and better system response.
(04) Programmable Operation
Programmable control allows users to set different temperature periods. This reduces unnecessary manual adjustment and helps improve energy efficiency in apartments, offices, and hotel-style rooms where daily schedules are predictable.
(05) VA Negative Screen Display
The VA negative screen provides a clear display and modern visual appearance. It helps users check 3 Speed Fan Coil Thermostat’s temperature, mode, and fan status more easily, even in different indoor lighting conditions.
(06) Black and White Appearance Options
The thermostat is available in black and white design options. This makes it easier for distributors and OEM customers to match different interior styles, project specifications, and market preferences.
Product Design and Display
(Place the product display image here to show screen layout, touch buttons, front design, and appearance options.)
The 3 Speed Fan Coil Thermostat use a simple modern design for indoor HVAC control. The display is clear, the touch area is easy to operate, and the housing is suitable for common wall-mounted installation. This design makes the thermostat suitable for homes, apartments, offices, and light commercial rooms.
2 Pipe Fan Coil Thermostat Selection Guide
Before selecting a fan coil thermostat, buyers should confirm the system type first. A 2 pipe system and a 4 pipe system require different control logic. The table below helps avoid incorrect model selection.
| Project Requirement | Recommended Choice | Reason |
|---|---|---|
| Heating and cooling share one water circuit | 2 pipe fan coil thermostat | Suitable for simple FCU heating/cooling changeover logic |
| Fan coil uses low / medium / high fan speed | 3 Speed Fan Coil Thermostat | Matches standard 3-speed fan coil unit wiring |
| Project needs scheduling | Programmable thermostat version | Helps reduce manual adjustment and energy waste |
| Project requires BMS communication | Modbus thermostat model | This model is better for standalone control unless communication is customized |
Technical Specifications
(Place this table before wiring and inquiry guidance. It helps engineers and buyers check compatibility before sending a request.)
| Parameter | Value |
|---|---|
| Model | HTW-MT08-FC-2 |
| Product Type | 3 Speed Fan Coil Thermostat |
| System Type | 2 pipe fan coil unit system |
| Power Supply | 95–240 V AC; 24 V available upon customisation |
| Fan Relay | 5A resistance / 3A inductive |
| Valve Relay | 3A resistance / 1A inductive |
| Sensor | NTC3950, 10K |
| Set Range | 5–35°C |
| Accuracy | ±0.5°C |
| Display Range | 5–99°C |
| Ambient Temperature | 0–45°C |
| Humidity | 5–95% RH |
| Power Consumption | <1.5W |
| Installation | 86×86 mm box or EU 60mm round box |
| Protection Level | IP20 |
| Shell Material | PC + ABS fireproof material |
| Warranty | 2 years |
Wiring and Installation
(Place the wiring diagram here. This section should appear before customization information because installers need to check fan, valve, and power wiring first.)
The thermostat connects to the fan coil unit, 3-speed fan output, and motorized valve output. It supports standalone room control without network connection. For project use, confirm whether the fan coil unit requires 2 pipe control, whether valve output rating is suitable, and whether the power supply matches the site wiring.
Buyer Selection Checklist
Before ordering this 3 Speed Fan Coil Thermostat, confirm the following points. This helps reduce wrong model selection, wiring mismatch, installation delay, and after-sales questions.
| No. | Check Point | What to Confirm |
|---|---|---|
| 1 | System Type | Confirm it is a 2 pipe fan coil system |
| 2 | Fan Speed | Confirm low / medium / high fan control is required |
| 3 | Valve Output | Confirm motorized valve load does not exceed relay rating |
| 4 | Power Supply | Standard 95–240VAC, or custom 24V if needed |
| 5 | Installation Box | 86×86 mm or EU 60mm round box |
| 6 | Control Need | Standalone programmable control, not BMS communication by default |
| 7 | Market Requirement | Logo, colour, label, packaging, certification, and manual language |
Common Selection Mistakes
Choosing a 2 pipe thermostat for a 4 pipe system. This model is designed for 2 pipe fan coil systems. If your system has separate heating and cooling coils, a 4 pipe FCU thermostat may be more suitable.
Ignoring fan relay and valve relay load. Fan and valve loads should match the relay rating. Overloading the relay may affect long-term reliability.
Assuming all thermostats support communication. This model is suitable for standalone control. If the project requires BMS integration, Modbus or other communication options should be checked separately.
Not confirming installation box size. The wall box should match 86×86 mm or EU 60mm round box installation. Wrong box size may increase installation work on site.
Project Fit and Customization
(Place this section after technical and wiring information. It helps project buyers decide whether to send an inquiry.)
This 3 Speed Fan Coil Thermostat is suitable for residential and light commercial HVAC systems using 2 pipe fan coil units. It is often used in apartments, offices, hotel rooms, rental properties, and small commercial spaces where simple room control is required.
It is not the best choice for 4 pipe fan coil systems, EC fan 0–10V control, or projects that require BMS communication as a standard feature. For these applications, another fan coil thermostat model should be selected.
For OEM and project-based orders, logo printing, colour, labels, packaging, interface details, manual language, and some control logic can be discussed. A 24V version can also be customized depending on project requirements and order quantity.
For distributors, wholesalers, HVAC contractors, and OEM buyers, please share system type, voltage, wiring requirement, installation box size, colour preference, certification needs, and expected quantity. We can help check whether this model is suitable before ordering.
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.
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.
Frequently Asked Questions
Q1: Is this thermostat suitable for 2 pipe fan coil systems?
Yes. 3 Speed Fan Coil Thermostat is designed for 2 pipe fan coil systems where heating and cooling share one water circuit. It is suitable for common FCU room control applications.
Q2: Does it support 3 speed fan control?
Yes. It supports low, medium, and high fan speed control for fan coil units. This makes it suitable for standard 3-speed FCU systems.
Q3: Can it control the fan coil and motorized valve together?
Yes. This 3 Speed Fan Coil Thermostat can control fan coil operation and motorized valve output together, helping maintain stable room temperature in heating or cooling mode.
Q4: Does it support programmable operation?
Yes. It supports programmable scheduling, allowing users to set temperature by time periods. This can help reduce manual adjustment and improve energy efficiency.
Q5: Can it be used for 4 pipe fan coil systems?
This model is mainly designed for 2 pipe systems. If your project uses separate heating and cooling coils, a 4 pipe fan coil thermostat should be checked instead. If you need 4 pipe system please check here: HTW-MT08-FC -4
Q6: Does this model support Modbus or BMS communication?
This model is mainly for standalone control. If your project needs Modbus or BMS communication, please check our Modbus fan coil thermostat models.
Q7: Can the voltage be customized?
The standard power supply is 95–240VAC. A 24V version can be customized depending on project requirements and order quantity.
Q8: What installation box does it support?
It supports 86×86 mm wall box or EU 60mm round box installation. Please confirm the installation standard before ordering.
Q9: What is the MOQ and can I get samples?
The typical MOQ is 300 units. Samples are available for testing, and smaller pilot orders can be discussed depending on project needs.
Q10: How can we place an order?
Please share your requirements with us first. We will provide a PI for confirmation. Payment options include TT and PayPal, with EXW, FOB, or DAP terms available by discussion.
Q11: How long is the lead time?
Standard samples usually take about 7 days. Custom orders usually take 3–5 weeks depending on details. Bulk orders usually need about one month.
Q12: What shipping options are available?
Express delivery usually takes about 7 days. Air freight is similar, while sea shipping usually takes about one month or longer depending on destination.
Need Help Choosing the Right Model?
If you are selecting a thermostat for a project, please feel free to get in touch with us. We can help check system type, fan speed, voltage, valve output, wiring, installation box, and OEM requirements before order confirmation.
Related Thermostat Models
More product details, please click directly:
Fan Coil Thermostat |Smart WiFi Thermostat |Modbus Thermostat
Final Note
The 3 Speed Fan Coil Thermostat is built for 2 pipe fan coil systems that need simple heating and cooling control, 3-speed fan output, motorized valve control, programmable operation, and clear room temperature display.
For HVAC contractors, distributors, wholesalers, and OEM buyers, the best next step is to confirm system type, voltage, relay load, installation box, colour preference, certification needs, and quantity before ordering. This helps reduce selection mistakes and improves project delivery reliability.
