The Definity TN775B features:

Used in maintenance and monitor power failure signals in an EPN cabinet in R7si/r or later.

Monitors clock, monitors and controls power supplies and battery charger, monitors air flow and high temperature sensors.

Provides 2 serial links to communicate with Expansion Interface (EI) circuit packs and provides an RS-232 interface for connection to an administration terminal.

Contains a 3-position switch to control emergency power transfer.

2 Year Warranty