Fantini Cosmi CH115 – Battery-Powered Electronic Thermostat with Comfort/Economy/Anti-Freeze Modes

The Fantini Cosmi CH115 is a battery-powered electronic room thermostat designed to easily and effectively control heating or cooling systems. It features a digital display and front buttons that allow immediate use, even by those with no programming experience.

Main Features
- Microprocessor-based electronic room thermostat.
3-mode operation:
- Comfort (set temperature)
- Economy (reduced temperature for energy savings)
- OFF/Antifreeze
- Adjustment range: 2°C to 40°C.
- Accuracy: differential approximately ±0.5°C.
- Power supply: 2 x 1.5V AA batteries with long life and low battery indicator.
- Output contact: dry contact (voltage-free), suitable for most traditional boilers and compatible heat pumps.
- Display showing the current temperature and operating status.
- Easy installation, ideal for replacements on similar 2-wire thermostats.
- Installation: in a flush-mounted box or directly on the wall.

Advantages
- Very intuitive: perfect for those who want to set the temperature without schedules or weekly programming.
- Minimal consumption thanks to batteries and no connection to mains voltage.
- Compact, elegant, and suitable for any home.
- Reduces temperature fluctuations, ensuring greater comfort and energy savings.

Compatibility
The CH115 operates via a potential-free contact, making it compatible with:
- most traditional gas boilers,
- heat pumps with a thermostat input,
- systems that require a simple ON/OFF contact.

For systems with advanced functions or remote management, alternative versions of the same series are available (such as the CH115RF or Fantini Cosmi programmable chronothermostats).