Von Duprin 900-BBK Battery Backup Kit, with Backup Board, Battery Pack, for Ampere Power Supply

Keep access control, surveillance and monitoring systems active during power interruptions with the Von Duprin 900-BBK Battery Backup Kit. This battery kit pairs a dedicated backup board with two 12V DC 7Ah batteries to deliver up to four hours of runtime when cycled every five minutes at full load—so locks, access panels and security sensors remain operational until primary power is restored. Designed for seamless integration with PS900 series and Ampere power supplies, the 900-BBK provides OEM compatibility that simplifies installation and reduces troubleshooting on-site.

Specifically built for commercial security environments, the kit supports continuous operation of door hardware, alarm systems and CCTV power feeds, minimizing service calls and costly downtime. The included backup board manages battery charging and system switching, while the 12V 7Ah battery pack offers proven, replaceable capacity for predictable performance. Made to Von Duprin quality standards and manufactured in the U.S., the 900-BBK is an ideal choice for integrators and facilities managers who need reliable, long-duration backup for critical low-voltage systems. Order the 900-BBK to protect access control and surveillance assets and keep your monitoring infrastructure online during outages.

• Ensures uninterrupted access control and security operations with up to 4 hours of backup power under cyclical load
• Complete kit: backup board plus two 12V DC 7Ah batteries for plug-and-play installation with PS900/Ampere power supplies
• Reduces downtime for surveillance and monitoring systems, keeping doors, alarms and controllers online during outages
• OEM‑grade compatibility from Von Duprin for reliable performance and simplified maintenance in commercial installations
• Compact, field-serviceable design helps technicians swap batteries quickly and maintain continuous protection for critical systems