{"product_id":"hydros-control-x3-s-hdrs-cx3-s","title":"HYDROS Control X3-S","description":"\u003cp\u003eThe HYDROS Control X3-S is a standalone aquarium monitoring controller with a dedicated salinity probe port, built for reef and marine setups that need pH\/ORP plus conductivity tracking in one unit.\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e2 Sense Ports (temperature, water level, leak, flow, and switch inputs)\u003c\/li\u003e\n\u003cli\u003e1 Probe Port for pH\/ORP with digital galvanic isolation\u003c\/li\u003e\n\u003cli\u003e1 dedicated Salinity\/conductivity Probe Port\u003c\/li\u003e\n\u003cli\u003e2 Command Bus ports for power and data to other HYDROS devices\u003c\/li\u003e\n\u003cli\u003eDual-core 32-bit processor; IP65-rated housing\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003eGalvanic isolation on the probe inputs keeps stray tank current from skewing pH, ORP, and salinity readings — a common accuracy problem on cheaper controllers — while the dual-core processor keeps automation rules running locally even if the cloud connection drops. This SKU is the controller only: it monitors and alerts on its own, and adds outlet control for lights, pumps, and feeders once paired with a HYDROS XP8 power strip or WiFi Smart Plug.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIncludes:\u003c\/strong\u003e X3-S controller only — power supply, mobile app account, and probes are sold separately.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCompatible with:\u003c\/strong\u003e HYDROS Control 2\/4 Power Supply; HYDROS XP8 or WiFi Smart Plug (for outlet control); HYDROS pH\/ORP and salinity probes; other Command Bus devices.\u003c\/p\u003e","brand":"HYDROS","offers":[{"title":"Default Title","offer_id":45979533901868,"sku":"HDRS-CX3-S","price":259.86,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0584\/4382\/5196\/files\/hydros_x3-s_frontcenter_1.jpg?v=1787010640","url":"https:\/\/www.marineconceptsupply.com\/products\/hydros-control-x3-s-hdrs-cx3-s","provider":"Marine Concept Supply","version":"1.0","type":"link"}