This Raymarine SR6 SeaTalk E32122 was in good working condition when removed from its vessel.

There is no back switch cover.

Raymarine SR6 Sirius Receiver Network Switch SR6 brings the powerful SIRIUS Marine Weather Service to life on your Raymarine multifunction display system. Plus, SR6 also make building your SeaTalkhs network easier than ever with its integrated 6-port network switch. Simply connect your MFD's, radar scanner and digital sounder module to the SR6 to build your network.