▶ Main Features:
• ZigBee 3.0 Wireless Connectivity
• Remote HVAC Control via ZigBee Gateway
• Supports 2 Pipe & 4 Pipe Fan Coil Systems
• Temperature & Humidity Display
• Built-in PIR Occupancy Detection
• Programmable Scheduling
• Sleep & Eco Energy Saving Modes
• Heating & Cooling Status Indicator
• Fan Modes: Auto / Low / Medium / High
• Compatible with ZigBee2MQTT and Smart BMS Platforms
▶ Product:
▶ Flexible Power Options for Different HVAC Projects
The PCT504 Zigbee Fan Coil Thermostat is available in different power configurations to meet various HVAC installation requirements.
AC 110–240V version: Suitable for direct wall installation in commercial fan coil systems, including hotels, apartments, and office buildings.
DC 12V version: Designed for OEM integration, customized HVAC solutions, and projects requiring low-voltage power supply.
▶ Application Scenarios
The PCT504 ZigBee Fan Coil Thermostat is designed for a wide range of commercial and residential HVAC applications:
Smart Hotels and Serviced Apartments
Support room-level HVAC automation, occupancy-based energy saving, and centralized climate control for guest comfort and operational efficiency.
Office Buildings and Public Facilities
Integrate with ZigBee-enabled building management systems (BMS) to provide efficient fan coil unit control and centralized HVAC management.
2 Pipe and 4 Pipe Fan Coil Systems
Suitable for both 2 pipe and 4 pipe HVAC installations, offering flexible heating and cooling control for modern commercial buildings.
Residential High-Rise and Retrofit Projects
Wireless ZigBee communication simplifies deployment in renovation projects where additional control wiring is difficult or costly.
OEM and Smart Building Solutions
An ideal smart fan coil thermostat for HVAC manufacturers, system integrators, and smart building solution providers seeking customizable ZigBee HVAC control.
▶ Frequently Asked Questions
Q1: Does the PCT504 support both 2 pipe and 4 pipe fan coil systems?
Yes. The PCT504 is designed to support both 2 pipe and 4 pipe fan coil HVAC systems, making it suitable for hotels, apartments, offices, and commercial buildings with different heating and cooling requirements.
Q2: Is the PCT504 compatible with ZigBee2MQTT and Home Assistant?
Yes. The PCT504 supports ZigBee 3.0 communication and can be integrated into ZigBee2MQTT environments for use with Home Assistant and other compatible smart building platforms.
Q3: What is the difference between a fan coil thermostat and a standard room thermostat?
A fan coil thermostat is specifically designed to control fan coil units (FCUs), including heating valves, cooling valves, and fan operation. Standard room thermostats are typically intended for simpler HVAC systems and may not support fan coil applications.
Q4: Can the PCT504 be integrated into a Building Management System (BMS)?
Yes. The PCT504 can be integrated into ZigBee-enabled building management systems, allowing centralized HVAC monitoring, room-level temperature control, and energy-efficient building automation.
Q5: Does the PCT504 support occupancy-based HVAC control?
Yes. The thermostat features a built-in PIR occupancy sensor that can detect room occupancy and support energy-saving HVAC strategies, making it ideal for hotels, serviced apartments, and office environments.
Q6: What voltage and fan coil systems are supported?
The PCT504 series is available in different power configurations, including AC 110–240V and DC12V versions.It supports fan coil HVAC applications including 2 pipe heating-only, 2 pipe cooling-only, and 4 pipe heating and cooling systems.
▶ Shipping:
▶ Main Specification:
| SOC Embedded Platform | CPU: 32-bit ARM Cortex-M4 | |
| Wireless Connectivity | ZigBee 2.4GHz IEEE 802.15.4 | |
| RF Characteristics | Operating frequency: 2.4GHz Internal PCB Antenna Range outdoor/indoor:100m/30m |
|
| ZigBee Profile | ZigBee 3.0 | |
| MAX current | 3A Resistive, 1A Inductive | |
| Power Supply | AC 110-240V 50/60Hz Rated power consumption: 1.4W |
|
| LCD Screen | 2.4”LCD128×64 pixels | |
| Operating temperature | 0° C to 40° C | |
| Dimensions | 86(L) x 86(W) x 48(H) mm | |
| Weight | 198 g | |
| Thermostat | 4 pipes Heat & Cool Fan coil system System mode: Heat-Off-Cool Ventilation Fan mode:AUTO-Low-Medium-High Power method: Hardwired Sensor element: Humidity,Temperature Sensor and Motion sensor |
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| Mounting Type | Wall Mounting | |








