Appoldt-DIN-Rail-Mount-Switch-module-626295-Appoldt-1140-The-Appoldt-Switch-module-S-2W-features-two-change-overs-providing-versatile-switching-capabilities-This-relay-PCB-module-is-ideal-for-integration-into-relay-printed-circuit-boards-and-relay-cards-It-is-typically-used-in-applications-requiring-reliable-switch-control-and-signal-routing-Appoldt-1140-S-2W-Switch-Module-2-Change-Overs-DIN-Rail-TS-35