Siemens (Pyro) FJ-303
Siemens (Pyro) FJ-303
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The Siemens (Pyrotronics) FJ-303, cross-referenced as Siemens part 500-690975, is a fire alarm system phone jack used to provide a firefighter's telephone handset connection point at a remote station. It gives fire department personnel a plug-in point to communicate with the fire command center over the building's dedicated fire telephone circuit during an emergency.
Key Features
- Firefighter's telephone jack for fire alarm communication circuits
- Cross-referenced to Siemens part number 500-690975
- Compact wall/box-mount accessory for fire command and remote station locations
Technical Specifications
- Device Type: Fire telephone jack
- Manufacturer Part Number: 500-690975

