Reliable, Remote Access to Critical InfrastructureMarketSpark’s Managed Serial Access (MSA) keeps your operations running smoothly by enabling secure, internet-addressable serial communication to routers, controllers, and transaction devices. contact us Key Features Reliable RedundancyUse MarketSpark as your main serial communication path or as a resilient backup in case of network failure. Remote ManagementMaintain full visibility and control over serial-connected devices without needing to dispatch technicians. Failover ReadyEnsures your critical systems remain accessible and functional, even when networks experience interruptions. Secure and ScalableBuilt for enterprise environments requiring reliable, scalable connectivity for serial-based infrastructure. Case Studies Manufacturing industries can’t afford failing linesPOTS Replacement for 1,300 lines at 200 sites for a Manufacturer connecting Fire Panels, Security Alarms, and Encrypted Voice Systems. Read More Hospitals can’t afford failing linesPOTS Replacement for 2,000 lines at 490 Hospitals for Fire Panel, Alarm and Elevator Connectivity. Read More Grocery Stores can’t afford failing linesPOTS Replacement for 8,000 lines at 2,250 Grocery Stores for Fire Panel, Alarm, Fax and Voice Connectivity. Read More Energy and Utilities Sectors can’t afford failing linePOTS Replacement for 800 lines at 240 sites for an Energy Provider connecting Fire Panels and Security System Read More Bank Branches can’t afford failing linesPOTS Replacement for 500 lines at 280 Bank Branches for Fire Panel and Security Connectivity. Read More Distribution Centers can’t afford failing linesDigital POTS Connectivity for 3,000 lines at 420 High-Velocity Distribution Centers for Fire Panel, Alarm and Voice Connectivity. Read More Ready to Future Proof Your Company?Let us help you prepare for POTS decommissioning Name(Required) First Last Company(Required)Email(Required) Number of Locations<100101-499500-999>1000How can we help?(Required)This site is protected by reCAPTCHA and the Google Privacy Policy and Terms of Service apply.