HOMEMonitoring/ManagementmPort Serial Gateway Ubiquiti 9-11556 mPort Serial Gateway SKU #9-11556 Oh oh! That product is no longer available... Check out these alternatives AKCP 5DCS15 3m 5-Input Dry Contact Cable for SensorProbe2 Details Opengear ACM5504-5-G-I Remote Infrastructure Management Gateway, 4 x RS232/422/4... Details Opengear ACM5504-5-G-W-I Remote Infrastructure Management Gateway, 4 x RJ-45 RS-23... Details Opengear ACM7004-2 Resilience Gateway, 4x Serial, Cisco Straight Pinout, 4 U... Details VIEW ALL Monitoring/Management