DoorKing 1877-010 Telephone Line Surge Suppressor gate-operator-part Elevate your gate system’s safety

Elevate your gate system’s safety and compliance with the LiftMaster S505AL Small Profile Monitored Safety Edge (5ft)

Installation: Designed for straightforward replacement

and controlled access points

Type: Timing belt

DoorKing 1877-010 Telephone Line Surge Suppressor gate-operator-part Elevate your gate system’s safetyTelephone Line Surge Suppressor for DoorKing Systems The DoorKing 1877 010 Telephone Line Surge Suppressor provides critical protection against voltage spikes and surges that can damage telephone entry and access control systems. Designed for use with DoorKing telephone based controllers, it safeguards communication lines by filtering and grounding transient surges caused by lightning or power fluctuations. Key Features Genuine DoorKing surge