L-com, Inc. L-com DB9 A/B Switch Box w/Serial Control - Non-Latching LC-SNSW-DB9-SC

L-com's DB9 switch box products are physical layer hardware solutions which support a variety of switching, or access and control applications all in a compact desktop enclosure. These DB9 serial switch boxes feature a unique relay technology that supports the switching mechanism. Non-latching or latching relay configurations are available. The non-latching units provide automatic fail-over to the default Port A to C connection state when power fails or is removed. Latching versions provide the benefit of maintaining the flow of data between the connected devices even when power is removed. Note: The Ethernet models may be controlled via telnet, web browser or SNMP. Ships with a universal 12V DC power supply with four different style country plugs. Custom configurations are available. Features Connectors: DB9 Female 9 pin Switching control via front panel push button, dry relay contact, serial control or an Ethernet connection Available with latching versions that enable the device to remain connected even when power is removed from the switch, or with non-latching versions for use in fail-over applications Used to share a common network device between multiple network resources Application Backup & Failover Secure networks RS232 RS485