{"product_id":"valvula-mezcladora-rotativa-4-vias-esbe-4f-bridas-pn6","title":"ESBE 4F Series Flanged 4-Way Rotary Mixing Valve, PN6 Cast Iron","description":"\u003ch2\u003eESBE 4F flanged 4-way rotary mixing valve for a warm boiler return\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eESBE 4F\u003c\/strong\u003e is a cast-iron 4-way rotary valve with PN6 flanges that works on the double mixing principle in heating systems from \u003cstrong\u003eDN50 to DN100\u003c\/strong\u003e. At Q-Tech we integrate it with its actuator in the pre-assembled plant room, connected and tested in our workshop.\u003c\/p\u003e\n\u003ch3\u003eSummary\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003eType\u003c\/th\u003e\u003ctd\u003eFlanged 4-way rotary mixing valve\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eBrand and model\u003c\/th\u003e\u003ctd\u003eESBE 4F series\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eUse\u003c\/th\u003e\u003ctd\u003eBoiler rooms that need a warm return and high-flow heating circuits\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eSizes\u003c\/th\u003e\u003ctd\u003eDN50 to DN100, Kvs from 60 to 225 m³ per hour\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003ePrinciple\u003c\/th\u003e\u003ctd\u003eDouble mixing: controls the flow temperature and raises the return temperature at the same time\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eCompatible with\u003c\/th\u003e\u003ctd\u003eESBE 90 series actuators and ESBE CRA120 and CRC120 controllers\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003ePressure and temperature\u003c\/th\u003e\u003ctd\u003ePN6; −10 to 110 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eQ-Tech installation\u003c\/th\u003e\u003ctd\u003eFitted with its actuator in the \u003ca href=\"\/en-en\/pages\/pre-montaje-avanzado\"\u003eQ-Tech pre-assembled plant room\u003c\/a\u003e\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eWhat is the ESBE 4F?\u003c\/h3\u003e\n\u003cp\u003eThe ESBE 4F is a flanged 4-way rotary valve that controls the flow temperature and, at the same time, \u003cstrong\u003ekeeps the boiler return temperature high\u003c\/strong\u003e. It turns by hand lever or with an actuator, and is fitted between the boiler and the heating circuit.\u003c\/p\u003e\n\u003ch3\u003eWhat problem does it solve?\u003c\/h3\u003e\n\u003cp\u003eSome boilers need warm return water to avoid condensation and corrosion. In large plant rooms, the flow rate also calls for a flanged valve.\u003c\/p\u003e\n\u003cp\u003eThe 4F \u003cstrong\u003emixes twice\u003c\/strong\u003e: it sends the circuit the temperature it needs and returns warmer water to the boiler, with a Kvs of up to 225 m³ per hour.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003ePressure class\u003c\/th\u003e\u003ctd\u003ePN6\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMaximum differential pressure\u003c\/th\u003e\u003ctd\u003e50 kPa for DN50; 30 kPa from DN65 to DN100\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eInternal leakage\u003c\/th\u003e\u003ctd\u003eUp to 1.5 % when mixing and 1.0 % when diverting\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eRangeability Kv to Kv minimum\u003c\/th\u003e\u003ctd\u003e100\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMedia temperature\u003c\/th\u003e\u003ctd\u003e−10 to 110 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMedia\u003c\/th\u003e\u003ctd\u003eHeating water to VDI 2035; water with up to 50 % glycol or up to 28 % ethanol\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eConnection\u003c\/th\u003e\u003ctd\u003eFlanges to EN 1092-2\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMaterials\u003c\/th\u003e\u003ctd\u003eEN-JL 1030 cast-iron body and cover plate, brass and stainless steel sector, DZR brass bushing, EPDM O-rings\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eConformity\u003c\/th\u003e\u003ctd\u003eEuropean Pressure Equipment Directive (PED), article 4.3\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eModels and data by variant\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003eModel\u003c\/th\u003e\u003cth\u003eDN\u003c\/th\u003e\u003cth\u003eKvs (m³ per hour)\u003c\/th\u003e\u003cth\u003eFlange holes\u003c\/th\u003e\u003cth\u003eNet weight\u003c\/th\u003e\u003cth\u003eReference\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003e4F 50\u003c\/td\u003e\u003ctd\u003e50\u003c\/td\u003e\u003ctd\u003e60\u003c\/td\u003e\u003ctd\u003e4 × Ø15 mm\u003c\/td\u003e\u003ctd\u003e11.0 kg\u003c\/td\u003e\u003ctd\u003e11101900\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003e4F 65\u003c\/td\u003e\u003ctd\u003e65\u003c\/td\u003e\u003ctd\u003e90\u003c\/td\u003e\u003ctd\u003e4 × Ø15 mm\u003c\/td\u003e\u003ctd\u003e12.2 kg\u003c\/td\u003e\u003ctd\u003e11102000\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003e4F 80\u003c\/td\u003e\u003ctd\u003e80\u003c\/td\u003e\u003ctd\u003e150\u003c\/td\u003e\u003ctd\u003e4 × Ø18 mm\u003c\/td\u003e\u003ctd\u003e20.0 kg\u003c\/td\u003e\u003ctd\u003e11102100\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003ctd\u003e4F 100\u003c\/td\u003e\u003ctd\u003e100\u003c\/td\u003e\u003ctd\u003e225\u003c\/td\u003e\u003ctd\u003e4 × Ø18 mm\u003c\/td\u003e\u003ctd\u003e25.0 kg\u003c\/td\u003e\u003ctd\u003e11102200\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eCompatibility and limits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eIt is motorised with the \u003cstrong\u003eESBE 90 series actuator\u003c\/strong\u003e, which includes the 900 adaptor kit.\u003c\/li\u003e\n\u003cli\u003eESBE CRA120 and CRC120 controllers mount on the valve with the same kit.\u003c\/li\u003e\n\u003cli\u003e\u003cstrong\u003eMaximum differential pressure of 30 kPa\u003c\/strong\u003e from DN65 to DN100 and PN6 nominal pressure.\u003c\/li\u003e\n\u003cli\u003eFor closed systems only, with heating water or water with glycol or ethanol in the proportions in the table.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen this product is not the right choice\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFor threaded pipework from DN15 to DN50, the \u003ca href=\"\/en-en\/products\/valvula-mezcladora-selectora-rotativa-4-vias-esbe-serie-vrg140\"\u003eESBE VRG140 4-way valve\u003c\/a\u003e is more compact.\u003c\/li\u003e\n\u003cli\u003eIf your heat source does not need a warm return, the \u003ca href=\"\/en-en\/products\/esbe-3f-3-way-rotary-mixing-valve-flanged-pn6\"\u003eESBE 3F 3-way valve\u003c\/a\u003e is the usual choice.\u003c\/li\u003e\n\u003cli\u003eIf the system works above PN6, look for a valve with a higher nominal pressure.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eHow does it differ from the 3F?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe 4F mixes twice and raises the boiler return temperature. The 3F mixes once and sends the circuit return back unheated.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich model do I need?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt depends on the flow rate and pipe diameter. Send us the output and temperature difference and we will tell you the right Kvs.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhich actuator does it take?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe ESBE 90 series, with its 900 kit included, or an ESBE CRA120 or CRC120 controller.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the delivery time?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eWe hold it \u003cstrong\u003ein stock in Málaga\u003c\/strong\u003e and dispatch it as soon as the order is confirmed.\u003c\/p\u003e\n\u003ch3\u003eQ-Tech installation and support\u003c\/h3\u003e\n\u003cp\u003eQ-Tech integrates the 4F and its actuator in the \u003ca href=\"\/en-en\/pages\/pre-montaje-avanzado\"\u003epre-assembled plant room\u003c\/a\u003e: assembled, wired and \u003cstrong\u003etested in our workshop\u003c\/strong\u003e, it arrives ready to connect next to your boiler. You can book \u003ca href=\"\/en-en\/products\/tecnico-experto-pre-montaje-nave\"\u003eworkshop pre-assembly\u003c\/a\u003e, an \u003ca href=\"\/en-en\/products\/tecnico-experto-in-situ-horas\"\u003eon-site Expert Technician by the hour\u003c\/a\u003e or a \u003ca href=\"\/en-en\/products\/expert-technician-remote-technical-call\"\u003etechnical call\u003c\/a\u003e to choose the model. See also our \u003ca href=\"\/en-en\/collections\/valvuleria-y-accesorios\"\u003eHVAC valves\u003c\/a\u003e or message us on \u003ca href=\"https:\/\/wa.me\/qtechhouses\" target=\"_blank\" rel=\"noopener\"\u003eWhatsApp\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eDocumentation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/esbe.eu\/storage\/C9B9ACF3127E650A856E266A2EB0B00ECB58062F1230334C307CAD4C757A8245\/6c771deca7b848c1b35d06b1a8e3567c\/pdf\/media\/b8ad3c90674f4a15ac96b47d7868607e\/4F_en_K_LR.pdf\" target=\"_blank\" rel=\"noopener\"\u003eESBE 4F datasheet\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/esbe.eu\/storage\/3138242C01712CC25CF3190326906C4462D621A00CB0DE2E055C397EC93188F7\/aef1dbb5d5da40478ac88567eed84720\/pdf\/media\/a9095879f5e54abb87da929020a57acd\/Anv_3F_4F_98141022_verC_lr.pdf\" target=\"_blank\" rel=\"noopener\"\u003e3F and 4F installation instructions (multilingual)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/esbe.eu\/storage\/A85565E263E886FBF5D6BC76D09DAECA66CE5887831EF0AF9C054C4C6B420B38\/cdd02ed549b54a079427dd34b16b4926\/pdf\/media\/5c8de9209c5a4e98abb10d781c34c2b2\/DoC_3F,%204F_E.pdf\" target=\"_blank\" rel=\"noopener\"\u003eDeclaration of conformity\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp class=\"qt-nota-stock\"\u003e\u003cstrong\u003eAvailability and lead times:\u003c\/strong\u003e this item is in stock at our warehouse. Occasionally, depending on the time of year, the stock update may contain an error. If no units are available when you place your order, we will order it urgently and inform you immediately of the updated delivery time.\u003c\/p\u003e","brand":"ESBE","offers":[{"title":"4F 50 DN50 Kvs 60 (11101900)","offer_id":58972525035864,"sku":"SE-CO10355","price":786.01,"currency_code":"EUR","in_stock":true},{"title":"4F 65 DN65 Kvs 90 (11102000)","offer_id":58972525068632,"sku":"SE-CO10356","price":869.53,"currency_code":"EUR","in_stock":true},{"title":"4F 80 DN80 Kvs 150 (11102100)","offer_id":58972525101400,"sku":"SE-CO10357","price":1095.49,"currency_code":"EUR","in_stock":true},{"title":"4F 100 DN100 Kvs 225 (11102200)","offer_id":58972525134168,"sku":"SE-CO10358","price":1463.86,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0015\/4592\/8792\/files\/esbe-4f-valvula-bridas-vista-tres-cuartos.webp?v=1793280805","url":"https:\/\/q-tech.es\/en-en\/products\/esbe-4f-4-way-rotary-mixing-valve-flanged-pn6","provider":"Q-Tech ® ","version":"1.0","type":"link"}