Cmple Door Strike Relay ??? Ds-Erl For Video Intercom Entry System, Normally Ope

Normally Open Configuration Relay ModuleThe door lock relay is the relay responsible for sending power to the door lock actuators so that they can lock and unlock the door. This Relay can also block access to the room by automatically locking the electric lock. The user can manage the power supply of the electric lock via the indoor monitor, the app, or a button press.NOTE: The normally closed lock is unlocking occurs when an electrical signal is applied. This type of electric lock needs to be connected to systems throw this relay.Specification:DC: 12V, 2 AmpRelay is not sensitive to polarityFeatures:Door release activation, momentary or talk line controlledEach door to be released requires a separate relayNormally Open (N/O) configurationRecommended Relay for Door StrikePackage Includes:1 x Door Strike Relay (DS-ERL)