{"product_id":"telford-tempest-indirect-unvented-pre-plumbed-heat-pump-cylinder-50-litre-buffer","title":"Telford Tempest Indirect Unvented Pre-Plumbed Heat Pump Cylinder with 50 Litre Buffer","description":"\u003cp\u003e\u003cstrong\u003eMade to order\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eFor faster shipment, please pay via BACS. This option is available at checkout.\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eTelford Tempest Indirect Unvented Pre-Plumbed Heat Pump Cylinder with 50 Litre Buffer\u003c\/strong\u003e is a factory-assembled unvented hot water cylinder for use with an air source heat pump as the main heat source. It arrives with pre-fabricated pipework and wiring already fitted, so installation time on site is reduced and the layout stays consistent from one job to the next.\u003c\/p\u003e\n\u003cp\u003eThe inner cylinder is manufactured in the UK from duplex stainless steel, with a white steel case and a 50 litre integrated buffer store. A large-surface-area coil is designed to transfer renewable heat into the stored water efficiently. The cylinder is supplied with a remote expansion vessel and wall-mounting bracket, a full unvented kit, factory-fitted 3 kW immersion heaters for back-up heat, and 316L grade stainless steel 22 mm compression fittings.\u003c\/p\u003e\n\u003ch3\u003eKey features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eFactory pre-plumbed pipework and wiring\u003c\/li\u003e\n\u003cli\u003eIntegrated 50 litre buffer store\u003c\/li\u003e\n\u003cli\u003eDuplex stainless steel inner cylinder with a white steel case\u003c\/li\u003e\n\u003cli\u003eHigh-efficiency coil for use with a heat pump\u003c\/li\u003e\n\u003cli\u003eRemote expansion vessel with factory-fitted wall bracket\u003c\/li\u003e\n\u003cli\u003eFull unvented kit supplied\u003c\/li\u003e\n\u003cli\u003eFactory-fitted 3 kW Incoloy immersion heater(s) for back-up heat\u003c\/li\u003e\n\u003cli\u003eFactory-fitted temperature and pressure relief valve set at 7 bar \/ 90°C\u003c\/li\u003e\n\u003cli\u003eMaximum operating pressure 3 bar; maximum supply pressure 12 bar\u003c\/li\u003e\n\u003cli\u003e316L stainless steel 22 mm compression fittings and coils\u003c\/li\u003e\n\u003cli\u003eInsulated to reduce standing heat loss\u003c\/li\u003e\n\u003cli\u003eLifetime manufacturing warranty on the inner container (2 years on components), as stated by Telford\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAs shown on Telford’s technical data sheet, the factory assembly includes a 22 mm hot water draw-off, 22 mm inlet control group, wiring centre, high-limit stat, domestic hot water sensor pocket, filling loop with gauge, 28 mm heat pump return, 28 mm magnetic heat pump filter, 28 mm 3-port diverter valve, heating circulation pump, tundish, air vent and 3 kW immersion heaters.\u003c\/p\u003e\n\u003ch3\u003eTechnical specification\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003e170 L\u003c\/th\u003e\n\u003cth\u003e200 L\u003c\/th\u003e\n\u003cth\u003e250 L\u003c\/th\u003e\n\u003cth\u003e300 L\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eOfficial product code\u003c\/td\u003e\n\u003ctd\u003eTSMI170\/50\/HP\/PP\u003c\/td\u003e\n\u003ctd\u003eTSMI200\/50\/HP\/PP\u003c\/td\u003e\n\u003ctd\u003eTSMI250\/50\/HP\/PP\u003c\/td\u003e\n\u003ctd\u003eTSMI300\/50\/HP\/PP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNominal capacity\u003c\/td\u003e\n\u003ctd\u003e170 L\u003c\/td\u003e\n\u003ctd\u003e200 L\u003c\/td\u003e\n\u003ctd\u003e250 L\u003c\/td\u003e\n\u003ctd\u003e300 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeight\u003c\/td\u003e\n\u003ctd\u003e1315 mm\u003c\/td\u003e\n\u003ctd\u003e1430 mm\u003c\/td\u003e\n\u003ctd\u003e1780 mm\u003c\/td\u003e\n\u003ctd\u003e2020 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDiameter\u003c\/td\u003e\n\u003ctd\u003e580 mm\u003c\/td\u003e\n\u003ctd\u003e580 mm\u003c\/td\u003e\n\u003ctd\u003e580 mm\u003c\/td\u003e\n\u003ctd\u003e580 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInternal buffer store\u003c\/td\u003e\n\u003ctd\u003e50 L\u003c\/td\u003e\n\u003ctd\u003e50 L\u003c\/td\u003e\n\u003ctd\u003e50 L\u003c\/td\u003e\n\u003ctd\u003e50 L\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStanding heat loss\u003c\/td\u003e\n\u003ctd\u003e1.94 kWh\/24h\u003c\/td\u003e\n\u003ctd\u003e1.85 kWh\/24h\u003c\/td\u003e\n\u003ctd\u003e2.00 kWh\/24h\u003c\/td\u003e\n\u003ctd\u003e2.22 kWh\/24h\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStanding loss\u003c\/td\u003e\n\u003ctd\u003e81 W\u003c\/td\u003e\n\u003ctd\u003e77 W\u003c\/td\u003e\n\u003ctd\u003e83 W\u003c\/td\u003e\n\u003ctd\u003e92 W\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eErP rating\u003c\/td\u003e\n\u003ctd\u003eC\u003c\/td\u003e\n\u003ctd\u003eC\u003c\/td\u003e\n\u003ctd\u003eC\u003c\/td\u003e\n\u003ctd\u003eC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCoil surface area\u003c\/td\u003e\n\u003ctd\u003e2 m²\u003c\/td\u003e\n\u003ctd\u003e3 m²\u003c\/td\u003e\n\u003ctd\u003e3 m²\u003c\/td\u003e\n\u003ctd\u003e3 m²\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eEmpty weight\u003c\/td\u003e\n\u003ctd\u003e79 kg\u003c\/td\u003e\n\u003ctd\u003e88 kg\u003c\/td\u003e\n\u003ctd\u003e98 kg\u003c\/td\u003e\n\u003ctd\u003e110 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFull weight\u003c\/td\u003e\n\u003ctd\u003e247 kg\u003c\/td\u003e\n\u003ctd\u003e282 kg\u003c\/td\u003e\n\u003ctd\u003e344 kg\u003c\/td\u003e\n\u003ctd\u003e404 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax supply pressure\u003c\/td\u003e\n\u003ctd\u003e12 bar\u003c\/td\u003e\n\u003ctd\u003e12 bar\u003c\/td\u003e\n\u003ctd\u003e12 bar\u003c\/td\u003e\n\u003ctd\u003e12 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMax operating pressure\u003c\/td\u003e\n\u003ctd\u003e3 bar\u003c\/td\u003e\n\u003ctd\u003e3 bar\u003c\/td\u003e\n\u003ctd\u003e3 bar\u003c\/td\u003e\n\u003ctd\u003e3 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eImmersion heater\u003c\/td\u003e\n\u003ctd\u003e3 kW @ 240 V\u003c\/td\u003e\n\u003ctd\u003e3 kW @ 240 V\u003c\/td\u003e\n\u003ctd\u003e3 kW @ 240 V\u003c\/td\u003e\n\u003ctd\u003e3 kW @ 240 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eSpecification is taken from Telford’s official Tempest pre-plumbed heat pump tank-on-tank data sheet. SKUs follow Telford’s official product codes. The 150 litre official size is not offered on this listing.\u003c\/p\u003e\n","brand":"Telford","offers":[{"title":"170 Litres","offer_id":55427430285650,"sku":"TSMI170\/50\/HP\/PP","price":3201.95,"currency_code":"GBP","in_stock":true},{"title":"200 Litres","offer_id":55427430318418,"sku":"TSMI200\/50\/HP\/PP","price":3293.95,"currency_code":"GBP","in_stock":true},{"title":"250 Litres","offer_id":55427430351186,"sku":"TSMI250\/50\/HP\/PP","price":3358.95,"currency_code":"GBP","in_stock":true},{"title":"300 Litres","offer_id":55427430383954,"sku":"TSMI300\/50\/HP\/PP","price":3422.95,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0904\/3001\/3778\/files\/01-telford-tempest-preplumbed-heat-pump-50l-buffer.jpg?v=1794482614","url":"https:\/\/www.tradeplumbing.co.uk\/products\/telford-tempest-indirect-unvented-pre-plumbed-heat-pump-cylinder-50-litre-buffer","provider":"Tradeplumbing","version":"1.0","type":"link"}