The Dahua DHI-HY-C121 is a conventional manual call point designed for compatible fire alarm systems. It uses two-wire, polarity-free wiring and is designed for convenient manual alarm activation.
Key features and specifications
- Conventional manual call point
- Meets applicable EN54 requirements according to manufacturer information
- Two-wire, polarity-free wiring
- Manual contact for alarm activation
- Non-loosening screws at the base terminal
- Acid-resistant and rust-resistant contact material
- Designed with electromagnetic interference resistance and stable operation
Applications
The DHI-HY-C121 is intended for compatible conventional fire alarm systems where manual alarm initiation is required. Installation should follow the manufacturer’s instructions and applicable fire safety requirements.



