{"product_id":"os-1-optical-level-sensor-neptune-systems","title":"OS-1 Optical Level Sensor V2","description":"\u003cp\u003eThe Neptune Systems OS-1 Optical Level Sensor V2 provides simple wet\/dry liquid level monitoring for an Apex system. It connects to a Neptune Systems FMM and uses reflected infrared light to detect when the sensor changes from wet to dry or dry to wet.\u003c\/p\u003e\n\u003cp\u003eThe OS-1 can be used for applications like auto top off control, high-water alerts, reservoir monitoring, and other liquid level monitoring tasks. It can be mounted in a custom bracket or installed through a hole in a vessel using the included nut and silicone washer.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eDetects wet or dry liquid level status\u003c\/li\u003e\n\u003cli\u003eUseful for ATO control, high-level warnings, and reservoir monitoring\u003c\/li\u003e\n\u003cli\u003eUses reflected infrared light for level detection\u003c\/li\u003e\n\u003cli\u003eCan be bracket-mounted or installed through a vessel wall\u003c\/li\u003e\n\u003cli\u003eConnects directly to a Neptune Systems FMM\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSensor Type:\u003c\/strong\u003e Optical\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCable Length:\u003c\/strong\u003e 10 ft\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatibility:\u003c\/strong\u003e Neptune Systems FMM and Apex Controller\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAquarium Type:\u003c\/strong\u003e Freshwater \/ Saltwater\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhat's Included?\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e1x OS-1 V2 Optical Level Sensor\u003c\/li\u003e\n\u003cli\u003e1x Fastening Nut\u003c\/li\u003e\n\u003cli\u003e1x Silicone Washer\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e A Neptune Systems FMM and compatible Apex controller are required for operation.\u003c\/em\u003e\u003c\/p\u003e","brand":"Neptune Systems","offers":[{"title":"Default Title","offer_id":45925808734406,"sku":"210691","price":44.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0701\/3846\/2406\/files\/210691-os-1-optical-level-sensor-neptune-systems.jpg?v=1780948112","url":"https:\/\/direct.apetlife.com\/products\/os-1-optical-level-sensor-neptune-systems","provider":"Aperture Direct","version":"1.0","type":"link"}