{"product_id":"wilkins-zw4004ilgss-u-2-12-fire-control-prv-grooved-supervisory-switch","title":"Wilkins ZW4004ILGSS-U | 2 1\/2\" Fire Control PRV, Grooved, Supervisory Switch","description":"\u003cp\u003e\nThe Wilkins ZW4004ILGSS-U is a UL Listed automatic fire control pressure reducing valve designed for fire sprinkler and standpipe systems, regulating pressure under both flow and no-flow conditions.\n\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eKey Specifications:\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 2 1\/2 Inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Inlet Pressure:\u003c\/strong\u003e 400 psi\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNotable Certifications:\u003c\/strong\u003e UL Listed, C-UL Listed, NYC MEA 325-06-E\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnd Connections:\u003c\/strong\u003e Grooved inlet\/outlet connections\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfiguration:\u003c\/strong\u003e In-line globe type body\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eOther Related Variants:\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eZW4004ILGSS-R:\u003c\/strong\u003e Pressure setting R\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZW4004ILGSS-S:\u003c\/strong\u003e Pressure setting S\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eZW4004ILGSS-T:\u003c\/strong\u003e Pressure setting T\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eMaterials:\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eCast bronze body (ASTM B 584)\u003c\/li\u003e\n\u003cli\u003eBuna Nitrile elastomers (FDA approved)\u003c\/li\u003e\n\u003cli\u003eEPDM elastomers (FDA approved)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eTypical Installation:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp style=\"background: #f8f9fb; padding: 12px 14px; margin: 0; line-height: 1.7; color: #333;\"\u003e\nThe Zurn ZW4004ILGSS-U is listed as a floor control valve, indicating valve, and check valve in automatic sprinkler systems as well as a standpipe valve for CLASS I and CLASS III systems where pressure regulation is required.\n\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eStandards Compliance:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp style=\"background: #f8f9fb; border-left: 4px solid #1d85af; padding: 12px 14px; margin: 0; line-height: 1.7; color: #333;\"\u003e\nUL Listed; C-UL Listed; NYC MEA 325-06-E; City of Los Angeles Approved; California State Fire Marshal Listed\n\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e\u003cu\u003eFeatures \u0026amp; Benefits:\u003c\/u\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eFactory Set Non-Adjustable:\u003c\/strong\u003e Ensures consistent pressure control with factory calibrated settings that cannot be tampered with in the field.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIntegral Supervisory Switch:\u003c\/strong\u003e Built-in listed supervisory switch (3 A @ 125 VAC) monitors valve position and provides tamper-resistant protection.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual Condition Regulation:\u003c\/strong\u003e Maintains accurate pressure regulation under both flowing and static conditions for optimal fire protection system performance.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eGrooved Connections:\u003c\/strong\u003e AWWA C606 grooved inlet and outlet connections allow for faster installation and system modifications.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003ch3\u003e\u003cstrong\u003eFAQ\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is the difference between pressure settings U, R, S, and T on the Wilkins ZW4004ILGSS series?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: Each pressure setting letter corresponds to a different factory-calibrated outlet pressure profile. Setting U has a maximum rated inlet pressure of 200 psi, while settings R, S, and T have progressively different pressure ranges as shown in the residual pressure charts.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: Can the Zurn ZW4004ILGSS-U pressure setting be adjusted in the field?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: No, the Wilkins ZW4004ILGSS-U is factory set and non-field adjustable to ensure consistent, tamper-proof pressure regulation in fire protection systems.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eQ: What is the purpose of the integral supervisory switch on this valve?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eA: The supervisory switch monitors valve position and provides alarm signals to fire alarm control panels if the valve is closed or tampered with, ensuring continuous system supervision as required by fire codes.\u003c\/p\u003e\n\n\u003cp\u003e \u003c\/p\u003e\n\n\u003cdiv id=\"W3TucRPBpqQA9ARvwg6ni-content\"\u003e\n\u003cp\u003e\n\u003cspan\u003e\n\u003cstrong\u003eNOTICE:\u003c\/strong\u003e\nDo not use with water that is unsafe or of unknown quality without adequate\ndisinfection either before or after the system.\n\u003c\/span\u003e\n\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003cp\u003e\n\u003ci\u003e\n\"Hydrate Everyone, Everywhere!\" BottleFillingStations.com |\n\u003ca rel=\"noopener\" href=\"https:\/\/bottlefillingstations.com\/pages\/contact-us\" target=\"_blank\"\u003e\nContact us\n\u003c\/a\u003e\n\u003c\/i\u003e\n\u003c\/p\u003e","brand":"Zurn Wilkins","offers":[{"title":"Default Title","offer_id":42983794180159,"sku":"ZW4004ILGSS-U","price":944.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0793\/0985\/files\/ZW4004ILGSS-U_AF.jpg?v=1772854969","url":"https:\/\/bottlefillingstations.com\/products\/wilkins-zw4004ilgss-u-2-12-fire-control-prv-grooved-supervisory-switch","provider":"BottleFillingStations.com","version":"1.0","type":"link"}