{"product_id":"domusa-nanoclima-4-hdx-135-bomba-de-calor-interior-acs","title":"Domusa NanoClima 4 HDX indoor heat pump with 135-litre DHW cylinder","description":"\u003ch2\u003eAll-in-one indoor heat pump with a 135-litre DHW cylinder and 75 °C flow\u003c\/h2\u003e\u003cp\u003eThe \u003cstrong\u003eDomusa NanoClima 4 HDX 135\u003c\/strong\u003e is a \u003cstrong\u003ecolumn with 135 litres of DHW\u003c\/strong\u003e installed inside the home: heating, cooling and domestic hot water from a single unit, with no outdoor unit. Q-Tech integrates it on-site or includes it in a pre-assembled plant room built at our workshop.\u003c\/p\u003e\u003ch3\u003eSummary\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\u003ctr\u003e\u003cth\u003eType\u003c\/th\u003e\u003ctd\u003eIndoor floor-standing monobloc air-to-water heat pump, inverter, with two Ø 250 mm air ducts\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eBrand and model\u003c\/th\u003e\u003ctd\u003eDomusa Teknik NanoClima 4 HDX 135, reference TDCL000424\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eUse\u003c\/th\u003e\u003ctd\u003eHeating, cooling and domestic hot water\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eDHW cylinder\u003c\/th\u003e\u003ctd\u003e135 litres, stainless steel; 280 litres in 10 minutes with a 30 °C rise\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eOutput\u003c\/th\u003e\u003ctd\u003e4.00 kW heating (A7W35) and 2.25 kW cooling (A35W18)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eEfficiency\u003c\/th\u003e\u003ctd\u003eClass A++ for heating; DHW COP of 2.68 to EN 16147\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003ePower supply\u003c\/th\u003e\u003ctd\u003e230 V single-phase, maximum current 20 A\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eQ-Tech installation\u003c\/th\u003e\u003ctd\u003eOn-site integration by an Expert Technician or in a \u003ca href=\"\/en-en\/pages\/pre-montaje-avanzado\" title=\"Advanced pre-assembly of plant rooms\"\u003epre-assembled plant room\u003c\/a\u003e\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003ch3\u003eWhat is the Domusa NanoClima 4 HDX 135?\u003c\/h3\u003e\u003cp\u003eThe Domusa Teknik NanoClima 4 HDX 135 is an indoor floor-standing air-to-water heat pump that provides heating, cooling and DHW with a 135-litre stainless steel cylinder. Air enters and leaves through two ducts, and the column stands on the floor.\u003c\/p\u003e\u003ch3\u003eAll in one: what is inside\u003c\/h3\u003e\u003cp\u003eDomusa fits the column with the cylinder, a two-stage back-up heater of up to 3 kW, an 8-litre buffer tank, the primary and heating pumps, the heating and DHW expansion vessels and a compact magnetic dirt separator. The refrigerant circuit, with 0.40 kg of R290, is also inside, together with a gas sensor.\u003c\/p\u003e\u003ch3\u003eWhat problem does it solve?\u003c\/h3\u003e\u003cp\u003eA flat without a terrace has no room for an outdoor unit, a cylinder and a buffer tank. Many homes stay on their gas boiler for that reason.\u003c\/p\u003e\u003cp\u003eThe NanoClima 4 HDX 135 brings everything together in one column. Domusa quotes \u003cstrong\u003e280 litres of DHW in 10 minutes\u003c\/strong\u003e with a 30 °C rise and 345 litres per hour continuously. Q-Tech compares that figure with real consumption before recommending it.\u003c\/p\u003e\u003ch3\u003eTechnical data\u003c\/h3\u003e\u003ctable\u003e\u003ctbody\u003e\u003ctr\u003e\u003cth\u003eHeat pump type\u003c\/th\u003e\u003ctd\u003eAir-to-water, inverter, indoor monobloc\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eRefrigerant\u003c\/th\u003e\u003ctd\u003eR290, 0.40 kg charge\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eRated heating output (A7W35)\u003c\/th\u003e\u003ctd\u003e4.00 kW, with 0.927 kW input\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eCOP (A7W35)\u003c\/th\u003e\u003ctd\u003e4.32\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eRated cooling output (A35W18)\u003c\/th\u003e\u003ctd\u003e2.25 kW, with 1.066 kW input; EER 2.11\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eSCOP at 35 °C and at 55 °C\u003c\/th\u003e\u003ctd\u003e4.0 (ηs 157%) and 3.2 (ηs 127%)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eHeating energy class\u003c\/th\u003e\u003ctd\u003eA++\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eMaximum flow temperature\u003c\/th\u003e\u003ctd\u003e75 °C\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eOperating range\u003c\/th\u003e\u003ctd\u003eOutdoor temperature −15 to 45 °C heating and 10 to 45 °C cooling\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eRated water flow\u003c\/th\u003e\u003ctd\u003e0.69 m³ per hour\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth colspan=\"2\"\u003eDomestic hot water\u003c\/th\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eCylinder volume\u003c\/th\u003e\u003ctd\u003e135 litres, stainless steel; load profile L\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eMaximum DHW temperature\u003c\/th\u003e\u003ctd\u003e70 °C\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eOutput in 10 minutes (30 °C rise)\u003c\/th\u003e\u003ctd\u003e280 litres\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eContinuous output (30 °C rise)\u003c\/th\u003e\u003ctd\u003e345 litres per hour\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eMixed water at 40 °C (V40, EN 16147)\u003c\/th\u003e\u003ctd\u003e146 litres\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eDHW COP (EN 16147)\u003c\/th\u003e\u003ctd\u003e2.68, reference temperature 50 °C\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eHeat-up time (EN 16147)\u003c\/th\u003e\u003ctd\u003e1 h 44 min\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eStandby power (EN 16147)\u003c\/th\u003e\u003ctd\u003e38.7 W\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eBack-up heater\u003c\/th\u003e\u003ctd\u003eTwo 1,500 W stages, up to 3 kW\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth colspan=\"2\"\u003eInstallation\u003c\/th\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eMaximum heating and DHW pressure\u003c\/th\u003e\u003ctd\u003e3 bar and 7 bar\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eHydraulic connections\u003c\/th\u003e\u003ctd\u003e1\" flow and return; ¾\" cold and hot water; ½\" drain\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003ePower supply and maximum current\u003c\/th\u003e\u003ctd\u003e230 V, 50 Hz; 20 A\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eSound pressure at 1 m\u003c\/th\u003e\u003ctd\u003e36 dB(A)\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eProtection rating\u003c\/th\u003e\u003ctd\u003eIPX4\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eAir ducts\u003c\/th\u003e\u003ctd\u003eTwo Ø 250 mm ducts\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eOverall dimensions\u003c\/th\u003e\u003ctd\u003e620 mm wide, 698 mm deep and 1,950 mm high\u003c\/td\u003e\u003c\/tr\u003e\u003ctr\u003e\u003cth\u003eNet weight\u003c\/th\u003e\u003ctd\u003e218 kg\u003c\/td\u003e\u003c\/tr\u003e\u003c\/tbody\u003e\u003c\/table\u003e\u003cp\u003eData from the Domusa Teknik 2026 price list, June 2026 NanoClima catalogue and installation manual (in Spanish).\u003c\/p\u003e\u003ch3\u003eCompatibility and limits\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eMinimum installation clearances according to Domusa: 300 mm on each side, 350 mm above and 800 mm in front.\u003c\/li\u003e\u003cli\u003eDomusa presents it as a renewable source for hot water under the Spanish Technical Building Code, with a DHW SCOP above 2.5.\u003c\/li\u003e\u003cli\u003eThe iConnect module is optional: consumption, schedules and remote access for the technical service.\u003c\/li\u003e\u003cli\u003eDomusa offers the CONFORT DUO wireless thermostat, the anti-freeze drain valve and the energy meter as options.\u003c\/li\u003e\u003cli\u003eDomusa includes commissioning in its price, excluding travel; its manual requires an authorised technician for the warranty to be valid.\u003c\/li\u003e\u003cli\u003eInstallation and its certification require a licensed installation company.\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eWhen this product is not the right choice\u003c\/h3\u003e\u003cul\u003e\u003cli\u003eIf another appliance already produces hot water, the wall-mounted \u003ca href=\"\/en-en\/products\/domusa-nanoclima-4-indoor-heat-pump\" title=\"Domusa NanoClima 4 indoor heat pump\"\u003eNanoClima 4\u003c\/a\u003e takes up less space and costs less.\u003c\/li\u003e\u003cli\u003eIf the home needs more than 4 kW and there is room outside, the \u003ca href=\"\/en-en\/products\/bomba-de-calor-dual-clima-r-de-domusa\" title=\"Domusa Dual Clima R heat pump\"\u003eDomusa Dual Clima R\u003c\/a\u003e goes up to 18 kW with an outdoor unit.\u003c\/li\u003e\u003c\/ul\u003e\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eHow much hot water does it provide?\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003e280 litres in 10 minutes and 345 litres per hour, with a 30 °C rise, according to Domusa.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eDoes it need an outdoor unit?\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eNo. The column stays inside the home and only two Ø 250 mm air ducts lead to the façade or the roof.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is the difference from the NanoClima 4?\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eThey share the same heat pump. The NanoClima 4 is wall-mounted and has no cylinder; the HDX 135 adds the cylinder, the back-up heater and the buffer tank.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eIs commissioning included?\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eYes. Domusa Teknik includes it in its price; the technician's travel is charged separately.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eWhat is the delivery time?\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eIt is in stock at our warehouse. Because of its size, transport is quoted separately.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eCan I install it myself?\u003c\/strong\u003e\u003c\/p\u003e\u003cp\u003eNo. It needs a licensed installation company and commissioning by Domusa; Q-Tech integrates it and carries out the pre-commissioning check.\u003c\/p\u003e\u003ch3\u003eQ-Tech installation and support\u003c\/h3\u003e\u003cp\u003eQ-Tech integrates the NanoClima 4 HDX 135 with the \u003ca href=\"\/en-en\/products\/tecnico-experto-instalacion\" title=\"On-site Expert Technician by the day\"\u003eon-site Expert Technician by the day\u003c\/a\u003e: column, ducts, hydraulics, wiring and parameter setting. In new builds or developments, the column is part of a \u003cstrong\u003epre-assembled, tested plant room\u003c\/strong\u003e from our workshop that arrives ready to connect; see the process in \u003ca href=\"\/en-en\/pages\/pre-montaje-avanzado\" title=\"Advanced pre-assembly of plant rooms\"\u003eAdvanced Pre-Assembly\u003c\/a\u003e and the \u003ca href=\"\/en-en\/products\/tecnico-experto-pre-montaje-nave\" title=\"Expert Technician workshop pre-assembly\"\u003eExpert Technician workshop pre-assembly\u003c\/a\u003e service.\u003c\/p\u003e\u003cp\u003eIf another company does the hydraulics or the column replaces a boiler, we start with a verification visit by the \u003ca href=\"\/en-en\/products\/tecnico-experto-in-situ-horas\" title=\"On-site Expert Technician by the hour\"\u003eon-site Expert Technician by the hour\u003c\/a\u003e. We then complete the electrical side, the controls and the pre-commissioning check before the Domusa visit.\u003c\/p\u003e\u003cp\u003eThis gives you \u003cstrong\u003eheating, cooling and DHW in one unit\u003c\/strong\u003e. To choose the model, book a \u003ca href=\"\/en-en\/products\/expert-technician-remote-technical-call\" title=\"Expert Technician remote technical call\"\u003eremote technical call\u003c\/a\u003e or message us on \u003ca href=\"https:\/\/wa.me\/qtechhouses\" target=\"_blank\" rel=\"noopener\"\u003eWhatsApp\u003c\/a\u003e. More units in \u003ca href=\"\/en-en\/collections\/sistemas-aerotermia-ingenieria-termica\" title=\"Heat pump systems\"\u003eheat pump systems\u003c\/a\u003e and in our \u003ca href=\"\/en-en\/collections\/servicios-climatizacion-aerotermia\" title=\"HVAC and heat pump services\"\u003eheat pump services\u003c\/a\u003e.\u003c\/p\u003e\u003ch3\u003eDocumentation\u003c\/h3\u003e\u003cul\u003e\u003cli\u003e\u003ca href=\"https:\/\/www.domusateknik.com\/es\/nanoclima-hdx\" target=\"_blank\" rel=\"noopener\" title=\"NanoClima HDX at domusateknik.com\"\u003eOfficial NanoClima HDX page at Domusa Teknik\u003c\/a\u003e (in Spanish), with the manual, catalogue, energy labels and warranty document.\u003c\/li\u003e\u003c\/ul\u003e\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. Because of its size, transport is quoted separately.\u003c\/p\u003e","brand":"Domusa Teknik","offers":[{"title":"Default Title","offer_id":58988199018840,"sku":"DO-TDCL000424","price":6866.15,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0015\/4592\/8792\/files\/domusa-nanoclima-4-hdx-135-bomba-de-calor-interior-frontal.webp?v=1793442059","url":"https:\/\/q-tech.es\/en\/products\/domusa-nanoclima-4-hdx-135-indoor-heat-pump-dhw","provider":"Q-Tech ® ","version":"1.0","type":"link"}