HES
SKU: BA-DPA-24
HES BA-DPA-24 Door Prop Alarm Timer 24VDC
24VDC door prop timer with configurable alarm for access control
Overview
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Overview
Questions about this product? Free pre-sales support from a senior specialist — product questions, compatibility checks, BOM quotes, price confirmation — typically answered within one business day. Need camera placement or system design work? Engineering time is $175 per hour (qty 1 = 1 hour). Hardware buyers get up to one hour ($175) credited back on their order.
The HES BA-DPA-12 is a specialized door prop alarm timer designed to monitor and alert on prolonged door-open conditions in 12VDC access control systems. This timer accessory automatically detects when a door remains propped open beyond a configurable threshold and triggers an audible alarm notification, making it an essential tool for security integrators managing multi-door access control installations across commercial and institutional facilities.
The BA-DPA-12 operates on 12VDC power, making it ideal for retrofit and new installations using relay-driven security systems and standard access control power infrastructure. Its timer-based design allows security professionals to set specific thresholds, triggering alarm output when monitored doors exceed the configured open duration. The included boxed alarm speaker provides immediate audible feedback to building occupants and security personnel, ensuring rapid response to potential security or safety concerns.
Perfect for commercial office buildings, hospitals, schools, government facilities, and institutional environments requiring door prop-open detection. Particularly valuable in high-security zones, server rooms, restricted areas, and emergency exit monitoring where unattended open doors present security or compliance risks.
Review items below — quantities update pricing automatically.
Support services and planning resources for commercial surveillance, access control, and infrastructure deployments.
Fixed scope • Fixed price