{"product_id":"sam-electronics-dzm-402-speed-relay-module-drehzahlrelais-modul","title":"SAM Electronics DZM 402 Speed Relay Module (Drehzahlrelais Modul)","description":"\u003cdiv\u003eThe SAM Electronics DZM 402 is a marine-grade speed relay module designed for monitoring and controlling rotational speed in marine diesel engines and auxiliary machinery. Manufactured by SAM Electronics (Lyngsoe Marine A\/S), it features dual RS485 communication interfaces, configurable operation modes, and robust industrial construction. The module provides real-time speed detection, over-speed\/under-speed protection, and relay output for system control, making it a critical component in ship engine room automation systems.\u003c\/div\u003e","brand":"Shinhang Marine","offers":[{"title":"Default Title","offer_id":49040146268402,"sku":null,"price":1.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0734\/2286\/4626\/files\/SAM_Electronics_DZM_402.png?v=1775896989","url":"https:\/\/shinhangmarine.net\/products\/sam-electronics-dzm-402-speed-relay-module-drehzahlrelais-modul","provider":"Shinhang Marine","version":"1.0","type":"link"}