HY-C121 - The conventional manual call point is designed to ensure quick and effective activation of fire alarms thanks to the 2-wire technology without polarity , which simplifies wiring and installation. Equipped with a highly reliable manual contact , it immediately sends the alarm signal to the fire control panel once pressed. The resistant structure with anti-corrosion materials and anti-loosening screws ensures long life and operational stability even in industrial environments. Thanks to its high resistance to electromagnetic interference (EMC) and EN54-11 compliance, it is an ideal solution for hotels, schools, offices, hospitals, warehouses and shopping malls. Dahua
HY-C121 | MANUAL CALL POINT

The Dahua HY-C121 conventional manual call point is designed to ensure immediate activation of fire alarms thanks to the 2-wire non-polarity technology , which simplifies wiring and improves installation in professional systems. Equipped with a highly reliable manual contact , it quickly sends the alarm signal to the control panel once pressed. The resistant structure with anti-corrosion materials and anti-loosening screws ensures long life and maximum operational stability even in industrial environments. Thanks to its high resistance to electromagnetic interference (EMC) and EN54-11 compliance, it is an ideal solution for hotels, schools, hospitals, offices, factories and warehouses.
Main specifications:
- 2-wire, polarity-free technology for simple wiring and quick installation
- Integrated manual contact for immediate activation of the fire alarm
- High EMC resistance against electromagnetic interference for greater reliability
- Non-addressable structure for simplified configuration and management
- Acid and corrosion resistant materials for long-lasting durability
- Anti-loosening screws for stable and secure mounting
- EN54-11 compliant certified for professional fire protection systems
Further details
Technical data sheet
| HY-C121 | |
| Technical Specification | |
| Operating Voltage | DC9V-DC30V |
| Operating Current | Static current: ≤ 40μA Alarm current: ≤ 9mA |
| Alarm Mode | Visual alarm |
| Operating Temperature | –10°C to +50°C (14°F to 122°F) |
| Operating Humidity | ≤ 95% RH (no condensation) |
| Dimensions (with base) | 90 mm × 90 mm × 44 mm (3.54" × 3.54" × 1.73") |
| Weight (with base) | 136 g (0.30 lb) |
| Installation | Wall Mount |
| Certification | EN 54-11 |


