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This 5PIN power relay includes SM-S-105DT (5VDC), SM-S-112DT (12VDC) and SM-S-124DT (24VDC) models for optional selection. Adopts high-quality coil and contact material, featuring low power consumption, sensitive response and stable load capacity. Compact body with standard pin layout is convenient for direct welding and replacement on PCB boards. Widely used in household appliances, industrial control, smart devices, instrumentation and electronic DIY circuit switching projects.