The HY-2301-RE addressable smoke detector is designed to ensure high accuracy in fire detection thanks to photoelectric technology with double emitter and single receiver , ideal for residential, commercial and industrial environments. The 2-wire, non-polarity technology simplifies wiring and speeds up installation, while the intelligent contamination compensation system automatically adjusts the alarm threshold, improving reliability and maintenance. Equipped with a built-in relay output and precise alarm point identification, it offers maximum operational safety. Compliance with the EN54-7 standard ensures high performance in professional fire protection systems. Dahua
HY-2301-RE | ADDRESSABLE SMOKE DETECTOR

The Dahua HY-2301-RE addressable smoke detector combines advanced technology and professional reliability for modern fire protection systems. Thanks to its photoelectric smoke detection with dual emitters and single receivers, it ensures accurate and rapid detection of early fires. Two-wire, polarity-free technology simplifies wiring and installation, while the intelligent contamination compensation algorithm automatically adjusts the alarm threshold for improved performance and maintenance. Equipped with a built-in relay output and precise alarm point identification, it is ideal for homes, hotels, offices, warehouses, and industrial environments. Complies with the EN54-7 standard for maximum fire safety.
Main specifications:
- Photoelectric smoke detection with high accuracy and rapid response to fires
- 2-wire technology without polarity for easy installation and quick wiring
- Intelligent contamination compensation to reduce false alarms and maintenance
- Addressable detector with precise alarm point identification
- Integrated relay output for advanced fire system management
- Compatibility with addressable fire alarm control panels for professional integration
- EN54-7 compliant certified to European fire safety standards
Further details
Technical data sheet
| HY-2301-RE | |
| Technical Specification | |
| Surveillance Area | For installation heights below 4 m, the coverage area is 150 m² For installation heights between 4 m and 12 m, the coverage area is 80 m² |
| Relay Out | Yes |
| Working Principle | Smoke detection |
| Alarm Mode | Indicator light alarm |
| Remote Indicator | Support |
| Operating Voltage | DC24V |
| Operating Current | Static current: ≤300μA Alarm current: ≤6.5μA |
| Operating Temperature | –10°C to +50°C (14°F to 122°F) |
| Operating Humidity | ≤ 95% RH (no condensation) |
| Dimensions (with base) | Φ100mm × 46.3mm (Φ3.94" × 1.82") |
| Weight (with base) | 96 g (0.21 lb) |
| Installation | Ceiling Mount |
| Compliance Standard | EN 54-7 |


