The Siemens U-MHU-WP Weatherproof Synchronizable Horn represents a critical notification component for comprehensive fire alarm and emergency communication systems. Designed specifically for harsh and exposed environments, this horn delivers high-performance audible signaling in commercial, industrial, and institutional settings where environmental protection and reliable performance are paramount.
Engineered for seamless integration with addressable fire alarm control panels and notification appliance circuits, the U-MHU-WP provides robust audio alerting capabilities. Its weatherproof construction enables deployment in exterior locations, mechanical rooms, parking structures, and other challenging installation environments where standard indoor horns would be compromised by moisture, dust, or temperature variations.
Key Features
- NFPA 72 compliant weatherproof design with superior environmental resistance
- Compatible with synchronized notification systems for coordinated emergency signaling
- High-output sound pressure level meeting UL 464 requirements
- Advanced electronic tone generation with multiple signal pattern capabilities
- Low current draw and efficient power consumption
- Seamless integration with Siemens fire alarm control panels and addressable systems
Specifications
- Voltage Range: 24VDC nominal
- Sound Output: 85-90 dBA at 10 feet
- Frequency Range: 500-1000 Hz
- Operating Temperature: -40°F to 150°F
- Mounting: Surface or flush mount configurations
- Agency Listings: UL Listed, CSFM, MEA
Typical installation contexts include commercial office complexes, educational facilities, healthcare campuses, industrial manufacturing plants, and transportation infrastructure. The U-MHU-WP provides critical emergency notification in environments requiring reliable, loud, and clear audio signaling across complex architectural spaces.
Compliance with stringent fire alarm communication standards, including NFPA 72 (National Fire Alarm and Signaling Code), ensures this horn meets the most demanding safety and performance requirements for commercial fire detection and notification systems.
For more information, contact the Life Safety Consultants team at (888) 557-0558, or email us at: sales@lifesafetycom.com
Additional information
| Weight | 1 lbs |
|---|---|
| Dimensions | 2 × 6 × 6 in |
| Condition | New |
| Manufacturers | Siemens |
| Part Type | Replacement Part |






