{"product_id":"tuning-fork-level-switch-ring-21ctbrcs-1-1-2-npt-relay-output-85-253v-ac","title":"Tuning Fork Level Switch | Ring-21CTBRCS | 1-1\/2\" NPT | Relay Output | 85~253V AC","description":"\u003ch2\u003eTuning Fork Level Switch — Ring-21CTBRCS (AC Version)\u003c\/h2\u003e\u003cp\u003eThe Ring-21CTBRCS Tuning Fork Level Switch (AC-powered) delivers the same proven vibrating fork reliability in a version designed for standard AC mains supply. Whether you're protecting a pump from dry-running, preventing tank overfill, or triggering a process alarm, this switch integrates seamlessly into any 85~253V AC control system — covering everything from 110V to 240V installations without additional transformers or converters.\u003c\/p\u003e\u003ch3\u003eKey Features\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTuning fork (vibrating fork) technology\u003c\/strong\u003e — no moving parts, no calibration required for most media\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide temperature range: -50°C to +100°C\u003c\/strong\u003e — suitable for both cold and hot process applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1-1\/2\" NPT threaded process connection\u003c\/strong\u003e — standard fitting for easy installation in tanks and vessels\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelay output\u003c\/strong\u003e — robust switching output for direct integration with PLCs, control panels, and alarm systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply voltage: 85~253V AC\u003c\/strong\u003e — universal AC range covering 110V and 220\/240V systems\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStainless steel wetted parts\u003c\/strong\u003e — corrosion-resistant construction for aggressive media and hygienic applications\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact DIN connector\u003c\/strong\u003e — industry-standard electrical connection for quick wiring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard configuration\u003c\/strong\u003e — suitable for general-purpose level detection\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eTypical Applications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003eHigh\/low level detection in storage tanks\u003c\/li\u003e\n\u003cli\u003ePump protection (dry-run prevention)\u003c\/li\u003e\n\u003cli\u003eOverfill protection systems\u003c\/li\u003e\n\u003cli\u003eWater and wastewater treatment\u003c\/li\u003e\n\u003cli\u003eChemical and process industries\u003c\/li\u003e\n\u003cli\u003eFood and beverage processing\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eSpecifications\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e Ring-21CTBRCS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Tuning Fork (Vibrating Fork) Level Switch\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProcess Connection:\u003c\/strong\u003e 1-1\/2\" NPT Thread\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Range:\u003c\/strong\u003e -50°C to +100°C\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutput Type:\u003c\/strong\u003e Relay\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupply Voltage:\u003c\/strong\u003e 85~253V AC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e Standard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHousing:\u003c\/strong\u003e Stainless steel body with DIN connector\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Ring","offers":[{"title":"Default Title","offer_id":55272192868643,"sku":"RING-21CTBRCS-LS-AC","price":7500.0,"currency_code":"GHS","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0943\/0790\/9923\/files\/images_-_2026-06-23T081603.144.jpg?v=1782202615","url":"https:\/\/www.electricalsuppliesgh.com\/products\/tuning-fork-level-switch-ring-21ctbrcs-1-1-2-npt-relay-output-85-253v-ac","provider":"Electrical Supplies Ghana ","version":"1.0","type":"link"}