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TOSHIBA GBU648E-S LISTED MODULES GBU648E*S------The Toshiba GBU648E-S is a Listed Control Module used in fire alarm and emergency communication systems, particularly in Toshiba’s GR-3000/GR-5000 series fire alarm panels.
Key Features:
Manufacturer: Toshiba (Fire Alarm Systems Division, now part of Johnson Controls after acquisitions)
Model: GBU648E*S
Type: Listed Module (UL/ULC certified for fire alarm systems)
Function:
Acts as an interface or control module for fire alarm devices (smoke detectors, pull stations, relays, etc.)
Used in Toshiba GR-3000/GR-5000 conventional fire alarm systems
Wiring: Typically connects via SLC (Signaling Line Circuit) or conventional zones
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