The Von Duprin 900-BB is a battery backup board designed for compatible PS900 Series power supplies. It provides the battery backup board function for power supply configurations used in commercial access control applications. The 900-BB is the board-only option and is sold separately from the complete 900-BBK battery backup kit.

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Manufacturer: Von Duprin
Part Number: 900-BB
Product Name: Battery Backup Board
Primary Function: Provides battery backup functionality for compatible power supplies.
Application: Commercial access control power supply applications
OEM Part: Yes
Warranty: 3-year limited (electronic), Limited lifetime (mechanical)