{"title":"Dwyer Instruments","description":null,"products":[{"product_id":"dwyer-1900-5-mr-differential-pressure-switch","title":"Dwyer 1900-5-MR Differential Pressure Switch","description":"\u003cp\u003eThe Dwyer 1900-5-MR differential pressure switch monitors pressure differentials across filters and system components, automatically triggering alerts or shutdowns when limits are reached. Built for HVAC and industrial applications, it ensures equipment protection and maintains system efficiency through precise, reliable pressure detection.\u003c\/p\u003e\n\u003cul style=\"margin-top: 0in;\" type=\"disc\"\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003eBrand: Dwyer \u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003eModel #: 1900-5-MR\u003c\/li\u003e\n\u003cli class=\"MsoNormal\" style=\"mso-list: l0 level1 lfo1; tab-stops: list .5in;\"\u003eDifferential Pressure Switch\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Dwyer","offers":[{"title":"New - In Box","offer_id":47024185901314,"sku":"11112515RP","price":49.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0142\/4909\/9322\/files\/PhotoNov112025_123757PM.jpg?v=1762882780"}],"url":"https:\/\/www.sselectricalsupply.com\/collections\/dwyer-instruments.oembed","provider":"S\u0026S Electrical Supply","version":"1.0","type":"link"}