Siemens (Pyro) HSD-24-RC
Siemens (Pyro) HSD-24-RC
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The Siemens HSD-24 is a 24V DC/FWR fire alarm horn-strobe from the Pyrotronics notification appliance line, combining an audible horn with a visual strobe in one wall-mounted unit. It supports multiple synchronized and non-synchronized temporal patterns and is UL/ULC listed for both indoor and outdoor installations.
Key Features
- Combination horn and strobe in a single wall-mount appliance
- Three selectable temporal pattern settings for sync or non-sync operation
- Rated for indoor and outdoor (weatherproof-enclosure) use
Technical Specifications
- Voltage: Regulated 24V DC/FWR
- Operating Temperature: -40°F to 150°F, up to 95% relative humidity
- Strobe Pulse Duration: Meets NFPA 72 (2016) 2ms light-pulse-duration requirement
- Lens Options: Blue, green, or red
Certifications
- UL / ULC Listed

