DAHUA HY-C121 Conventional Manual Call Point
Dahua HY-C121 Conventional Manual Call Point is designed for use with conventional fire alarm systems, enabling manual initiation of fire alarms. It complies with the latest EN54 standards and features a two-wire, polarity-free design for convenient wiring. The device has undergone EMC testing, demonstrating strong anti-electromagnetic interference capabilities, high stability, and reliability.
Specifications
| Working Voltage | DC16V-DC28V |
| Current | Standby current: ≤ 300μA Alarm current: ≤ 400μA |
| Alarm Mode | Visual alarm |
| Operating Temperature | –10°C to +55°C (+14°F to +131°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 |
| Compliance Standard | EN54-11:2001 |


Eunice Waweru –
This manual call point is a fundamental, reliable safety device. The break-glass mechanism is simple and effective, ensuring it works instantly when needed.