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FT-66: Modern BACnet EC Fan Coil Thermostat with Keycard Support
FT-66: Modern BACnet EC Fan Coil Thermostat with Keycard Support
FT-66: Modern BACnet EC Fan Coil Thermostat with Keycard Support
FT-66: Modern BACnet EC Fan Coil Thermostat with Keycard Support
FT-66: Modern BACnet EC Fan Coil Thermostat with Keycard Support
FT-66: Modern BACnet EC Fan Coil Thermostat with Keycard Support
FT-66: Modern BACnet EC Fan Coil Thermostat with Keycard Support
FT-66: Modern BACnet EC Fan Coil Thermostat with Keycard Support
FT-66: Modern BACnet EC Fan Coil Thermostat with Keycard Support
FT-66: Modern BACnet EC Fan Coil Thermostat with Keycard Support

FT-66: Modern BACnet EC Fan Coil Thermostat with Keycard Support

The FT-66 is an advanced glass panel thermostat engineered for hotel guestrooms, featuring keycard occupancy support and EC fan control for maximum energy savings. For exploring more commercial building solutions, view our complete portfolio of BACnet MS/TP Thermostats.

  • Item No.: FT-66 (BACnet or Modbus Optional)
  • Display: Premium scratch-resistant glass panel with high-contrast digital LCD readout.
  • Hospitality Optimization: Dedicated occupancy sensor (Keycard) input for automated energy management.
  • System Compatibility: Designed for 2-pipe or 4-pipe Fan Coil Units (FCU).
  • Precision Control: Proportional-Integral (PI) valve control via 2-point or 0–10V modulating output.
  • Fan Motor Support: Optimized for high-efficiency EC motors or traditional 3-speed fans.
  • BMS Communication: Optional BACnet MS/TP or Modbus RTU protocol for seamless hospitality system integration.
  • Data Security: Non-volatile memory retains all program settings during power outages.
  • Security Feature: Integrated Child Lock/Guest Lock to prevent unauthorized local tampering.

Optimized Climate Control for Smart Hotel Guestrooms

The FT-66 is a modern glass panel LCD controller specifically engineered for the hospitality industry and intelligent office spaces. It focuses on maximizing energy savings without compromising guest comfort, serving as a critical endpoint in your Commercial HVAC Control strategy.

 

Technical features of FT-66 including keycard occupancy sensor and 0-10V control

Modern Glass Aesthetic for Premium Hotel Interiors

The FT-66 is designed for modern luxury hotels. Available in sleek black and minimalist white, this Hotel Energy-Saving Thermostat features a premium scratch-resistant glass panel that provides guests with a seamless and upscale climate control experience.

FT-66 hotel energy-saving digital thermostat in black and white finishes

 

Keycard Occupancy Integration for Ultimate Energy Savings

To meet modern Green Building standards, the FT-66 features specialized inputs for occupancy sensors or hotel keycards. This intelligent logic detects when a room is vacant, automatically adjusting setpoints to eco-mode, significantly reducing unnecessary HVAC energy waste in hotels and dormitories.

FT-66 digital FCU thermostat installed in a modern luxury hotel room

 

Seamless BMS Communication via BACnet/Modbus

The FT-66 supports native BACnet MS/TP and Modbus RTU protocols over an RS485 network. This allows facility managers to monitor room temperatures, adjust setpoints globally, and track HVAC performance from a centralized Building Management System (BMS). For a deep dive into our networkable solutions, explore our BACnet Thermostat Solutions Guide.

FT-66 thermostat networking for hotel BMS via BACnet and Modbus protocols

 

Wiring Diagram Example for FT-66 Dual-Protocol Controller

FT-66 wiring diagram including external sensor and hotel card occupancy integration

 

Certifications & Global Compliance

The FT-66 is manufactured to the highest international standards, ensuring safe and reliable operation in commercial environments:

  • Safety & EMC: Fully compliant with CE (RED/LVD/EMC), UKCA, FCC, and ETL Listed standards.
  • Environmental: Certified by RoHS and REACH for eco-friendly manufacturing.
  • Quality Management: Produced in our ISO 9001:2015 and ISO 14001:2015 certified facility.

FT-66 thermostat certifications: CE, UKCA, FCC, ETL, RoHS, ISO9001

 

Explore more professional FCU Thermostats for your hospitality project.

FT-66 Technical Specifications & Protocol Details

Display LCD display
Communication RS485 (Modbus RTU / BACnet MS/TP), KNX, Zigbee, LoRaWAN or Wi-Fi (Tuya) Optional
Power Supply AC24V or AC85-260V (50/60Hz)
Pipe Support 2-Pipe / 4-Pipe Fan Coil Units
Set Temp. Range 5~35 ℃
Ambient Temp. 0~50 ℃
Relative Humidity 85%
Accurancy ±0.5 ℃ 
Modes Cool/Heat/Heat&Cold/Fan Mode
Fan Speed 3-Speed (Relay) / Variable Speed (0-10V EC Fan)
Modulating Control 0-10V Signal for Proportional Valve & EC Fan
Programmability 7 Days, 4 Periods & BMS Centralized Control
Optional Function Occupancy (Keycard), External Sensor, Remote Probe
Protection Class IP20
Thermostat Dimension 86X86X16.1mm
Installation Fits Standard 86mm x 86mm / European 60mm Round Box
Material ABS+PC (Rohs certificated)
System Compatibility 2-Pipe/4-Pipe FCU Systems; Underfloor Heating & Fan Coil 2-in-1 (Optional)
Certificate CE (RED/EMC/LVD), UKCA, FCC, ETL Listed, RoHS, REACH, ISO9001:2015, ISO14001:2015
OEM & ODM 1. Customized logo and package 
2. Customzied software ( change to customer’s user interface and control logic)
3. Customized hardware ( change the PCB and schematic based on the request)

FT-66 Dimensions & Installation

FT-66 Hospitality LCD Thermostat Detailed Dimensions and Casing Size

FT-66 EC Fan Coil Unit Thermostat Installation and Wiring Setup

 

Frequently Asked Questions: FT-66 Hospitality HVAC Controller

 

Q1: Is E-Top a specialized manufacturer for BACnet and Modbus thermostats?

A: Yes. Since 2003, E-Top (ETOP) has been a premier OEM/ODM manufacturer specializing in high-end HVAC controls. Our FT-66 series provides professional-grade integration for hospitality and commercial projects worldwide.

 

Q2: How does the FT-66 optimize guestroom energy efficiency?

A: The FT-66 is specifically optimized for hospitality projects. It includes dedicated inputs for Keycard and Occupancy sensors, allowing the BMS to automatically switch to "Economy Mode" when rooms are vacant.

 

Q3: Can we customize the UI and logo for hotel branding?

A: Absolutely. For hotel chains and engineering projects, we provide OEM services including logo printing for orders over 500 units. We can also adjust the LCD icons and firmware to match specific guestroom control logic.

 

Q4: Can the FT-66 control high-efficiency EC fan motors?

A:  Absolutely. The FT-66 supports high-efficiency EC motors via 0-10V modulating output. This ensures ultra-quiet operation and precise temperature maintenance, which is a critical requirement for guest comfort.

 

Q5: What international safety and quality certifications does E-Top hold?

A: E-Top is an ISO 9001:2015 and ISO 14001:2015 certified factory. Our products carry CE, UKCA, FCC, and RoHS certifications, ensuring full compliance for international markets.

 

Q6: What is the typical lead time for custom hotel orders?

A:  We ensure project timelines are met: Samples in 3 working days and mass production in about 25 days.

 

Q7: Does the FT-66 support Smart App control for guests?

A:  Yes. In addition to BACnet/Modbus integration, we offer an optional WiFi module. This allows guests or facility managers to adjust settings via the Smart Life App or Voice Control.

 

Q8: Why Choose BACnet MS/TP for Large-Scale Hotel HVAC Systems?

A: BACnet MS/TP is essential for hotels aiming for LEED certification, and the FT-66 is designed specifically for this. By integrating keycard/occupancy sensors via a BACnet network, the FT-66 enables the BMS to automatically adjust HVAC setpoints when rooms are vacant. This data-driven approach, powered by our Hotel Energy-Saving Thermostats, significantly reduces operational costs across massive hotel properties.

 

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