DoorKing 1830-404 Memory Chip 3000 Capacity control-board Reliable Network Compatibility: Connects to

Reliable Network Compatibility: Connects to your LAN or internet

600 lbs also supported with adjustments)

Requires MA031 adapter collars

ensuring seamless integration with LAN or internet

DoorKing 1830-404 Memory Chip 3000 Capacity control-board Reliable Network Compatibility: Connects toReplacement Memory Chip for DoorKing Access Systems The DoorKing 1830 404 Memory Chip is a direct replacement for the legacy 1830 402 and 1837 147 chips, offering enhanced compatibility and expanded capacity. Designed for DoorKing telephone entry and access control systems, this chip supports models 1833, 1835, 1837, and 1838 144. With a 3000 entry capacity, the 1830 404 ensures your system can handle larger databases, making it an essential upgrade