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Siemens XTRI (S54370-B3-A1) modules support two operation modes: polarity insensitive mode and isolator mode
the Distributed Power Supply Unit Siemens PAD-3 (599-699189) is a NAC expander with a built-in auxiliary power output
HPMOM6 multi-output power distribution module
Integrated CLSS Pathway Communicator enables faster and more reliable central station reporting
Operating Temperature 32°F to 120°F (-0°C to 49°C)
Notifier NBG-12WL Wireless Addressable Pull Station back box Siemens XTRI (S54370-B3-A1) modules supportNotifier NBG 12WL Wireless Addressable Pull Station Requires (4) CR 123A batteries (included).
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