Viking ES-3 Entry System Door Controller

Key Features: Mnfr. Part #: ES-3 Up to 525 tenants Up to 32 entry points are possible Logs up to 1024 entry events- Two wire CAN communication protocol can be daisy-chained together Share with door strike's 12-24 Volt AC or DC power source Inputs may be either normally open (NO) or normally closed (NC) contacts Relay outputs may provide either normally open or normally closed contacts One year manufacturer's warranty Made in the USA Special Order/Lead Time required