{"product_id":"red-sea-reefcontrol-reefsense-port-expander","title":"Red Sea ReefControl - ReefSense Port Expander","description":"\u003cp\u003e\u003cstrong\u003eRed Sea ReefControl ReefSense 4‑Port Expander\u003c\/strong\u003e is the upgrade that turns ReefControl Pro into a full multi‑sensor reef monitoring platform. If you’re adding salinity, ORP, ATO, leak detection and temperature on top of pH, the expander gives you the extra ReefSense ports to scale cleanly.\u003c\/p\u003e\u003cp\u003eThe expander plugs into the ReefControl ecosystem and allows you to run up to \u003cstrong\u003e7 ReefSense digital probes and sensors\u003c\/strong\u003e on a single controller setup—ideal for larger reef aquariums, high‑value coral systems, or anyone who wants more safeguards and more data logging through ReefBeat.\u003c\/p\u003e\u003cp\u003eBecause ReefSense uses a common digital interface, you can connect any compatible probe\/sensor to any available port—no port‑type limitations and no complicated programming. Add more sensors now, or leave ports free for future upgrades as Red Sea expands the ReefSense range.\u003c\/p\u003e\u003cp\u003eIf you chose ReefControl Pro for its expandability, the 4‑Port Expander is the accessory that unlocks the “full ecosystem” experience.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eKey specifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFunction:\u003c\/strong\u003e Adds 4 ReefSense ports\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSystem capacity:\u003c\/strong\u003e Up to 7 ReefSense probes\/sensors (with compatible controller)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEcosystem:\u003c\/strong\u003e ReefBeat \/ ReefControl \/ ReefSense\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Red Sea","offers":[{"title":"Default Title","offer_id":42092156092471,"sku":"R35827","price":146.0,"currency_code":"NZD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1849\/1739\/files\/Desktop4-port.png?v=1770165809","url":"https:\/\/easternmarineaquariums.co.nz\/products\/red-sea-reefcontrol-reefsense-port-expander","provider":"EasternMarine Aquariums","version":"1.0","type":"link"}