{"product_id":"watts-4428-02","title":"Watts M100D-B DI 150 UL-NC LF PILOT 120VAC 4 Lead-Free Globe Valve, Ductile Iron, Flanged","description":"\u003cp\u003eThe Watts M100D-B DI 150 UL-NC LF PILOT 120VAC 4 is a 4\" lead-free globe-pattern pilot-operated deluge \/ fire protection control valve with Flanged connections. It features a ductile iron body and a buna-n seat. Rated to 175 psi and up to 160°F. This model is certified lead-free for potable-water installations.\u003c\/p\u003e\u003cp\u003eThis 4 inch ACV is armed with ArmorTek®, a patented 3-part advanced epoxy coating system designed to limit both microbial induced (MIC) and exposed metal substrate corrosion. This deluge valve, M100D-B, is UL listed and has a normally closed lead free 120VAC pilot. This Mustang valve style has a globe body pattern with class 150 flanged end connections.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eFeatures\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003eBody construction with patented 3-part ArmorTek epoxy coating for advanced corrosion resistance\u003c\/li\u003e\n\u003cli\u003eGlobe pattern with class 150 flanged end connections\u003c\/li\u003e\n\u003cli\u003eHas a normally closed lead free 120VAC pilot\u003c\/li\u003e\n\u003cli\u003eUL listed\u003c\/li\u003e\n\u003c\/ul\u003e\u003cp\u003e\u003cstrong\u003eCommon Questions\u003c\/strong\u003e\u003c\/p\u003e\u003cdl\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat is the maximum working pressure?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis unit is built as 150# Flanged and is rated to 175 psi. End connection sets the ceiling on this platform, and 150# and 300# bodies are not interchangeable — confirm the class matches your flange drilling before ordering.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eWhat fluid temperature can the Buna-N trim handle?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eThis valve is built with Buna-N elastomers, good to about 160°F. Watts offers the same body with Buna-N (to 160°F), FKM\/Viton (to 250°F) or EPDM (to 300°F) — pick the elastomer for your fluid temperature, not the body.\u003c\/dd\u003e\n\u003cdt\u003e\u003cstrong\u003eIs this valve UL Listed for fire protection?\u003c\/strong\u003e\u003c\/dt\u003e\n\u003cdd\u003eYes — this model carries the UL listing required for fire-protection service. Non-listed control valves cannot be substituted on a fire job even when the body and pilot are otherwise identical.\u003c\/dd\u003e\n\u003c\/dl\u003e\u003cp\u003e\u003cstrong\u003eSpecifications\u003c\/strong\u003e\u003c\/p\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eType:\u003c\/strong\u003e Globe\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSize:\u003c\/strong\u003e 4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInlet Size:\u003c\/strong\u003e 4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutlet Size:\u003c\/strong\u003e 4\"\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnection:\u003c\/strong\u003e Flanged\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Material:\u003c\/strong\u003e Ductile Iron\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeat \/ Seal Material:\u003c\/strong\u003e Buna-N\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePressure Class:\u003c\/strong\u003e Class 150\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMax Pressure (psi):\u003c\/strong\u003e 175\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplication:\u003c\/strong\u003e Fire Protection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOperation:\u003c\/strong\u003e Pilot-Operated Diaphragm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e United States\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWarranty:\u003c\/strong\u003e 1 Year Limited\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMPN:\u003c\/strong\u003e M100D-B DI 150 UL-NC LF PILOT 120VAC 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature:\u003c\/strong\u003e up to 160°F\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e UL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLead-Free:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem Type:\u003c\/strong\u003e Valve\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl Function:\u003c\/strong\u003e Deluge \/ Fire Protection Control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Platform:\u003c\/strong\u003e Mustang (M-Series)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBody Pattern:\u003c\/strong\u003e Globe\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEnd Connection \/ Pressure Class:\u003c\/strong\u003e 150# Flanged\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfigured Options:\u003c\/strong\u003e Lead-Free Pilot;Normally Closed;Solenoid Pilot, 120VAC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e ArmorTek 3-Part Epoxy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUL Listed \/ FM Approved:\u003c\/strong\u003e Yes\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Watts","offers":[{"title":"Default Title","offer_id":54935193256235,"sku":"4428-02","price":14604.86,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0277\/3168\/9577\/files\/3b92d5abb7c57877a3a438ec6e0a32ee39ebfe0f_ab3a57fe-e7e1-4112-ac50-357dd6e7b21a.jpg?v=1785981556","url":"https:\/\/citysupplygroup.com\/products\/watts-4428-02","provider":"City Supply","version":"1.0","type":"link"}