Viking TBB-1B Talk Battery Booster, Battery Boost up to 48VDC and Current up to 26 mA

When line-powered intercom stations, emergency phones or touch-tone dialers lose performance on long or low-voltage extensions, the Viking Electronics TBB-1B Battery Booster restores reliable power and signaling so devices stay operational. This compact battery booster increases talk battery voltage up to 48VDC and raises loop current to as much as 26mA, letting line-powered equipment function properly behind PABX and electronic key systems. The TBB-1B also passes original ringing, caller ID data, hook-switch flash and CPC signals, ensuring surveillance, monitoring and access control integrations remain intact.

Designed for installers and security professionals, the TBB-1B includes a bright power/activity LED for quick diagnostics and ships with a power adapter to speed deployments. TAA and NDAA compliance and a 2-year limited warranty make it suitable for commercial and government security, intercom and entry-system projects. Add the Viking TBB-1B to your toolkit to eliminate low-voltage dropouts and maintain reliable operation of intercoms, emergency phones and other critical access devices—contact sales or order now to protect your monitoring and security installations.

• Boosts talk battery voltage up to 48VDC and loop current up to 26mA to reliably power line-powered intercoms, emergency phones and touch-tone devices
• Preserves essential signaling by passing original ringing, caller ID, hook switch flash and CPC for seamless security and monitoring integration
• Bright power/activity LED gives instant visual status for faster troubleshooting and maintenance
• Simple installation behind PABX or electronic key systems—includes power adapter for quick deployment
• TAA & NDAA compliant, US-made with a 2-year limited warranty for dependable commercial and government security projects