Industrial 41657 OS-A Dry Reed Relay SPDT 20VAC MAX

STI 41657 OS-A Dry Reed Relay is a compact signal-relay from STI with SPDT contacts and a maximum switched voltage of 20 VAC. It is designed to handle low-voltage signaling in industrial control panels and instrumentation, providing a single input that can connect to either of two outputs. The OS-A designation identifies the specific STI variant, and the 41657 model is offered as an OEM spare part for industrial equipment. This relay is used in maritime and oil & gas equipment, fitting STI's line of spare parts intended for challenging environments and ensuring compatibility with STI assemblies in field service or retrofits. The 41657 OS-A is suitable for applications where a small, signal-level switch is needed without switching higher currents.