Product Overview
The CK3 WiFi FCU Thermostat is designed for temperature control in 2-pipe and 4-pipe fan coil unit (FCU) systems. It provides convenient heating and cooling control for residential and commercial HVAC applications.
Key Features
- 2-pipe/ 4-pipe
- Smartphone control
- Low temperature protection
- Power off memory
- Backlight brightness is adjustable
Technical Specifications
- Working voltage: 220V
- Temperature Accuracy: +-0.5 °C
- Set temperature: 5~50°C
- Size: 86x86mm
Model Selection Guide

Wiring Diagram

Installation Guide

Color Options
