{"product_id":"bomba-en-linea-dab-alm-alp","title":"DAB ALM and ALP threaded dry-rotor in-line pump","description":"\u003ch2\u003eThreaded dry-rotor in-line circulator pump for heating, cooling and DHW\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eDAB ALM and ALP\u003c\/strong\u003e is a dry-rotor in-line pump with threaded ports: 180 mm with 1½\" threads or 250 mm with 2\" threads. It moves water in heating, cooling or domestic hot water return systems in residential and industrial installations, with \u003cstrong\u003eup to 21 m head and 8.4 m³ per hour\u003c\/strong\u003e. At Q-Tech we fit it in \u003cstrong\u003epre-assembled plant rooms\u003c\/strong\u003e.\u003c\/p\u003e\n\u003ch3\u003eSummary\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003eType\u003c\/th\u003e\u003ctd\u003eDry-rotor in-line centrifugal pump with mechanical seal\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eBrand and model\u003c\/th\u003e\u003ctd\u003eDAB ALM (four-pole) and ALP (two-pole), single- and three-phase\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eUse\u003c\/th\u003e\u003ctd\u003eHeating, air conditioning and domestic hot water in residential and industrial installations\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMaximum head\u003c\/th\u003e\u003ctd\u003e1.9 m (ALM 200), 5.5 m (ALM 500), 7.7 m (ALP 800) or 21.1 m (ALP 2000)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eFlow\u003c\/th\u003e\u003ctd\u003e0.6 to 6.5 m³ per hour (200 and 800) or 1.5 to 8.4 m³ per hour (500 and 2000)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eCompatible with\u003c\/th\u003e\u003ctd\u003eClean water, free of solids and abrasives, non-aggressive and non-viscous\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003ePower supply\u003c\/th\u003e\u003ctd\u003eSingle-phase 220-240 V or three-phase 230\/400 V, 50 Hz\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eQ-Tech installation\u003c\/th\u003e\u003ctd\u003eFitted in a pre-assembled plant room or replaced on site by an Expert Technician\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eWhat is the DAB ALM and ALP?\u003c\/h3\u003e\n\u003cp\u003eIt is a DAB in-line electric pump with an asynchronous motor kept apart from the water (dry rotor) and a silicon carbide mechanical seal. The ALM has a four-pole motor (1,400 rpm) and the ALP a two-pole motor (2,800 rpm). The \u003cstrong\u003eALM 200 and ALP 800 have a bronze body and motor bracket\u003c\/strong\u003e; the ALM 500 and ALP 2000 are cast iron.\u003c\/p\u003e\n\u003ch3\u003eWhat problem does it solve?\u003c\/h3\u003e\n\u003cp\u003eSome systems run very hot water or keep the pump running for long hours, and a wet-rotor circulator is not the best choice.\u003c\/p\u003e\n\u003cp\u003eThe ALM and ALP handles \u003cstrong\u003eliquids from −15 to +120 °C\u003c\/strong\u003e, with threaded ports so it fits without flanges. The \u003cstrong\u003ebronze\u003c\/strong\u003e versions are suited to domestic hot water return. It is a fixed-speed pump: it does not regulate flow by itself.\u003c\/p\u003e\n\u003ch3\u003eTechnical data\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003eLiquid temperature\u003c\/th\u003e\u003ctd\u003e−15 to +120 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMaximum ambient temperature\u003c\/th\u003e\u003ctd\u003e+40 °C\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMaximum working pressure\u003c\/th\u003e\u003ctd\u003e10 bar (1,000 kPa)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eProtection and insulation\u003c\/th\u003e\u003ctd\u003eIP55 · class F\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMotor\u003c\/th\u003e\u003ctd\u003eAsynchronous; ALM four-pole and ALP two-pole; single-phase models with thermal protection and capacitor\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMaterials\u003c\/th\u003e\u003ctd\u003eTechnopolymer impeller, AISI 316 shaft, silicon carbide mechanical seal; bronze body (200 and 800) or cast-iron body (500 and 2000)\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eMounting\u003c\/th\u003e\u003ctd\u003eMotor shaft horizontal\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\u003ePower supply\u003c\/th\u003e\u003cth\u003eConnection · length\u003c\/th\u003e\u003cth\u003eBody\u003c\/th\u003e\u003cth\u003eMax. head\u003c\/th\u003e\u003cth\u003eRated power (P2)\u003c\/th\u003e\u003cth\u003eDAB code\u003c\/th\u003e\u003cth\u003eWeight\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eALM 200 M\u003c\/th\u003e\u003ctd\u003eSingle-phase 220-240 V\u003c\/td\u003e\u003ctd\u003e1½\" male · 180 mm\u003c\/td\u003e\u003ctd\u003eBronze\u003c\/td\u003e\u003ctd\u003e1.9 m\u003c\/td\u003e\u003ctd\u003e0.059 kW\u003c\/td\u003e\u003ctd\u003e60214693\u003c\/td\u003e\u003ctd\u003e7.5 kg\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eALM 200 T\u003c\/th\u003e\u003ctd\u003eThree-phase 230\/400 V\u003c\/td\u003e\u003ctd\u003e1½\" male · 180 mm\u003c\/td\u003e\u003ctd\u003eBronze\u003c\/td\u003e\u003ctd\u003e1.9 m\u003c\/td\u003e\u003ctd\u003e0.059 kW\u003c\/td\u003e\u003ctd\u003e60214694\u003c\/td\u003e\u003ctd\u003e7.5 kg\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eALP 800 M\u003c\/th\u003e\u003ctd\u003eSingle-phase 220-240 V\u003c\/td\u003e\u003ctd\u003e1½\" male · 180 mm\u003c\/td\u003e\u003ctd\u003eBronze\u003c\/td\u003e\u003ctd\u003e7.7 m\u003c\/td\u003e\u003ctd\u003e0.103 kW\u003c\/td\u003e\u003ctd\u003e60214695\u003c\/td\u003e\u003ctd\u003e7.5 kg\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eALP 800 T\u003c\/th\u003e\u003ctd\u003eThree-phase 230\/400 V\u003c\/td\u003e\u003ctd\u003e1½\" male · 180 mm\u003c\/td\u003e\u003ctd\u003eBronze\u003c\/td\u003e\u003ctd\u003e7.7 m\u003c\/td\u003e\u003ctd\u003e0.14 kW\u003c\/td\u003e\u003ctd\u003e60214701\u003c\/td\u003e\u003ctd\u003e7.5 kg\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eALM 500 M\u003c\/th\u003e\u003ctd\u003eSingle-phase 220-240 V\u003c\/td\u003e\u003ctd\u003e2\" male · 250 mm\u003c\/td\u003e\u003ctd\u003eCast iron\u003c\/td\u003e\u003ctd\u003e5.5 m\u003c\/td\u003e\u003ctd\u003e0.097 kW\u003c\/td\u003e\u003ctd\u003e60214696\u003c\/td\u003e\u003ctd\u003e14.5 kg\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eALM 500 T\u003c\/th\u003e\u003ctd\u003eThree-phase 230\/400 V\u003c\/td\u003e\u003ctd\u003e2\" male · 250 mm\u003c\/td\u003e\u003ctd\u003eCast iron\u003c\/td\u003e\u003ctd\u003e5.5 m\u003c\/td\u003e\u003ctd\u003e0.25 kW\u003c\/td\u003e\u003ctd\u003e60214697\u003c\/td\u003e\u003ctd\u003e14.5 kg\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eALP 2000 M\u003c\/th\u003e\u003ctd\u003eSingle-phase 220-240 V\u003c\/td\u003e\u003ctd\u003e2\" male · 250 mm\u003c\/td\u003e\u003ctd\u003eCast iron\u003c\/td\u003e\u003ctd\u003e21.1 m\u003c\/td\u003e\u003ctd\u003e0.75 kW\u003c\/td\u003e\u003ctd\u003e60212472\u003c\/td\u003e\u003ctd\u003e14.5 kg\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003eALP 2000 T\u003c\/th\u003e\u003ctd\u003eThree-phase 230\/400 V\u003c\/td\u003e\u003ctd\u003e2\" male · 250 mm\u003c\/td\u003e\u003ctd\u003eCast iron\u003c\/td\u003e\u003ctd\u003e21.1 m\u003c\/td\u003e\u003ctd\u003e0.53 kW\u003c\/td\u003e\u003ctd\u003e60214699\u003c\/td\u003e\u003ctd\u003e14.5 kg\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003cp\u003eCodes from the DAB Ibérica November 2026 catalogue; they replace codes from earlier catalogues with the same model and dimensions.\u003c\/p\u003e\n\u003ch3\u003eCompatibility and limits\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003cstrong\u003eUnions not included\u003c\/strong\u003e: order them separately to suit your pipework.\u003c\/li\u003e\n\u003cli\u003eFor domestic hot water, choose the bronze-bodied models (ALM 200 and ALP 800).\u003c\/li\u003e\n\u003cli\u003eMount only with the motor shaft horizontal.\u003c\/li\u003e\n\u003cli\u003eThree-phase models need a motor protection switch in the panel, as regulations require.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eWhen this product is not the right choice\u003c\/h3\u003e\n\u003ctable\u003e\u003ctbody\u003e\n\u003ctr\u003e\u003cth\u003eProduct\u003c\/th\u003e\u003cth\u003eWhen to choose it\u003c\/th\u003e\u003cth\u003eMax. head\u003c\/th\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003e\u003ca href=\"\/en-en\/products\/dab-klp-in-line-pump\"\u003eDAB KLP\u003c\/a\u003e\u003c\/th\u003e\u003ctd\u003eYou need DN40 to DN80 flanges and more flow\u003c\/td\u003e\u003ctd\u003e8.3 to 23.4 m\u003c\/td\u003e\u003c\/tr\u003e\n\u003ctr\u003e\u003cth\u003e\u003ca href=\"\/en-en\/products\/dab-evoplus-small-san-hot-water-circulator-pump\"\u003eDAB EVOPLUS Small SAN\u003c\/a\u003e\u003c\/th\u003e\u003ctd\u003eYou want an electronic bronze DHW pump that regulates flow by itself\u003c\/td\u003e\u003ctd\u003e4 to 11 m\u003c\/td\u003e\u003c\/tr\u003e\n\u003c\/tbody\u003e\u003c\/table\u003e\n\u003ch3\u003eFrequently asked questions\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eALM or ALP?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eThe ALM turns slower (four-pole) and gives low head; the ALP (two-pole) gives more head in the same pump size.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eCan it be used for domestic hot water?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eYes, the ALM 200 and ALP 800, which have a bronze body. The 500 and 2000 are cast iron.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eAre the unions included?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eNo. Unions are sold separately.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWhat is the delivery time?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eIt is in stock at our warehouse; if none were left, we would order it urgently and tell you the lead time.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eWho should install it?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eQualified professionals must make the plumbing and electrical connections.\u003c\/p\u003e\n\u003ch3\u003eQ-Tech installation and support\u003c\/h3\u003e\n\u003cp\u003eQ-Tech fits and tests the pump in our workshop as part of a \u003ca href=\"\/en-en\/pages\/pre-montaje-avanzado\"\u003epre-assembled plant room\u003c\/a\u003e, which arrives \u003cstrong\u003etested and ready to connect\u003c\/strong\u003e. To replace a pump in your system, book an \u003ca href=\"\/en-en\/products\/tecnico-experto-in-situ-horas\"\u003eon-site Expert Technician by the hour\u003c\/a\u003e; if you are unsure which model fits, request a \u003ca href=\"\/en-en\/products\/expert-technician-remote-technical-call\"\u003etechnical call\u003c\/a\u003e. More equipment in \u003ca href=\"\/en-en\/collections\/dab-circulator-pumps\"\u003eDAB circulator pumps\u003c\/a\u003e.\u003c\/p\u003e\n\u003ch3\u003eDocumentation\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/dabpumps.es\/sites\/dabpumps.es\/files\/2026-11\/Alm%2C%20Alp%20-%20Cat%C3%A1logo.pdf\" target=\"_blank\" rel=\"noopener\"\u003eDAB ALM and ALP catalogue, November 2026 (in Spanish)\u003c\/a\u003e\u003c\/li\u003e\n\u003cli\u003e\u003ca href=\"https:\/\/www.dabpumps.com\/content\/dam\/dabpumps-dam\/products\/dab\/eng_master\/in_line_pumps\/alm_alp\/documentation\/r-d-documentation\/instruction-manual\/alm_alp_dab_instruction_manual_printed_version_multi_60180608.pdf\" target=\"_blank\" rel=\"noopener\"\u003eDAB ALM and ALP instruction manual (multilingual)\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\n","brand":"DAB","offers":[{"title":"ALM 200 M","offer_id":59094317793624,"sku":"SE-AC41201","price":705.13,"currency_code":"EUR","in_stock":true},{"title":"ALM 200 T","offer_id":59094317826392,"sku":"SE-AC41202","price":618.01,"currency_code":"EUR","in_stock":true},{"title":"ALP 800 M","offer_id":59094317859160,"sku":"SE-AC41205","price":625.27,"currency_code":"EUR","in_stock":true},{"title":"ALP 800 T","offer_id":59094317891928,"sku":"SE-AC41206","price":555.39,"currency_code":"EUR","in_stock":true},{"title":"ALM 500 M","offer_id":59094317924696,"sku":"SE-AC41209","price":814.94,"currency_code":"EUR","in_stock":true},{"title":"ALM 500 T","offer_id":59094317957464,"sku":"SE-AC41210","price":740.52,"currency_code":"EUR","in_stock":true},{"title":"ALP 2000 M","offer_id":59094317990232,"sku":"SE-AC41213","price":881.19,"currency_code":"EUR","in_stock":true},{"title":"ALP 2000 T","offer_id":59094318023000,"sku":"SE-AC41215","price":751.41,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0015\/4592\/8792\/files\/dab-alm-200-alp-800-bomba-en-linea-bronce.webp?v=1794396006","url":"https:\/\/q-tech.es\/en\/products\/dab-alm-alp-in-line-pump","provider":"Q-Tech ® ","version":"1.0","type":"link"}