Potter VSM Microphone for Vault Alarm Sound System

Protect high-value vaults with the Potter VSM Microphone, a purpose-built sound detection device for vault alarm sound systems. The Potter Electric Signal VSM Microphone (VSA series) provides UL-listed performance for primary protection of reverberant and non-reverberant vaults, delivering dependable detection for bank and mercantile security applications. Its panel-powered design minimizes wiring and integrates seamlessly with most alarm panels, while push-button balancing and manual sensitivity adjustment speed up commissioning and ensure reliable alarm thresholds. A built-in test button and sounder make routine maintenance and diagnostics straightforward, and the on-board accumulator helps retain calibration during brief power transitions. At just 14.56 oz, the compact VSM is easy to mount in tight vault spaces without adding bulk. Ideal for security integrators and facility managers focused on surveillance, monitoring, and alarm accuracy, the Potter VSM Microphone streamlines installation and improves detection reliability. Specify the VSM for your next vault alarm retrofit or new install—contact your Potter distributor to order or to discuss system integration.

• UL-listed sound detection for reliable primary protection of bank and mercantile vaults
• Panel-powered design reduces wiring complexity and integrates with existing alarm systems
• Push-button balancing and manual sensitivity adjustment for fast, accurate commissioning
• Built-in test button and sounder simplify maintenance and field diagnostics
• On-board accumulator preserves settings through brief power interruptions for consistent monitoring