{"product_id":"hitachi-yutaki-m-12kw-r32-monobloc-air-source-heat-pump-rasm-5vr1e","title":"Hitachi Yutaki M 12kW R32 Monobloc Air Source Heat Pump RASM-5VR1E","description":"\u003c!-- SEO Product Name: Hitachi Yutaki M 12kW R32 Monobloc Air Source Heat Pump RASM-5VR1E --\u003e\n\u003cdiv style=\"font-size:16px;font-family:Arial,Helvetica,sans-serif;color:#222;max-width:900px;margin:0 auto;line-height:1.6;\"\u003e\n\u003cp\u003eThe \u003cstrong\u003eHitachi Yutaki M 12kW\u003c\/strong\u003e (RASM-5VR1E) is a \u003cstrong\u003e1-phase R32 monobloc air source heat pump\u003c\/strong\u003e from one of the world's most experienced HVAC manufacturers. As a true monobloc, the refrigerant circuit is factory-sealed in the outdoor unit — the installer only needs to connect water flow and return pipework indoors. \u003cstrong\u003eNo F-Gas certification is required\u003c\/strong\u003e for the system tie-in, simplifying installation.\u003c\/p\u003e\n\u003cp\u003eThis is the \u003cstrong\u003eoutdoor unit only\u003c\/strong\u003e. Pair with the matching \u003cstrong\u003ePC-ARFH2E (11–16 kW controller)\u003c\/strong\u003e (sold separately). Sized for \u003cstrong\u003e4 bedroom family homes, period properties\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:8px;margin:22px 0;\"\u003e\n\u003cdiv style=\"flex:1 1 28%;min-width:130px;background:#008377CF;color:#fff;padding:14px 10px;text-align:center;border-radius:4px;\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:700;line-height:1.15;\"\u003e12 kW\u003c\/div\u003e\n\u003cdiv style=\"font-size:11px;text-transform:uppercase;letter-spacing:0.06em;margin-top:4px;opacity:0.95;\"\u003eHeating Output\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 28%;min-width:130px;background:#008377CF;color:#fff;padding:14px 10px;text-align:center;border-radius:4px;\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:700;line-height:1.15;\"\u003eR32\u003c\/div\u003e\n\u003cdiv style=\"font-size:11px;text-transform:uppercase;letter-spacing:0.06em;margin-top:4px;opacity:0.95;\"\u003eRefrigerant\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 28%;min-width:130px;background:#008377CF;color:#fff;padding:14px 10px;text-align:center;border-radius:4px;\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:700;line-height:1.15;\"\u003eMonobloc\u003c\/div\u003e\n\u003cdiv style=\"font-size:11px;text-transform:uppercase;letter-spacing:0.06em;margin-top:4px;opacity:0.95;\"\u003eConfiguration\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 28%;min-width:130px;background:#008377CF;color:#fff;padding:14px 10px;text-align:center;border-radius:4px;\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:700;line-height:1.15;\"\u003e1-Phase\u003c\/div\u003e\n\u003cdiv style=\"font-size:11px;text-transform:uppercase;letter-spacing:0.06em;margin-top:4px;opacity:0.95;\"\u003ePower Supply\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 28%;min-width:130px;background:#008377CF;color:#fff;padding:14px 10px;text-align:center;border-radius:4px;\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:700;line-height:1.15;\"\u003eHitachi\u003c\/div\u003e\n\u003cdiv style=\"font-size:11px;text-transform:uppercase;letter-spacing:0.06em;margin-top:4px;opacity:0.95;\"\u003eManufacturer\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 28%;min-width:130px;background:#008377CF;color:#fff;padding:14px 10px;text-align:center;border-radius:4px;\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:700;line-height:1.15;\"\u003eBUS-Eligible\u003c\/div\u003e\n\u003cdiv style=\"font-size:11px;text-transform:uppercase;letter-spacing:0.06em;margin-top:4px;opacity:0.95;\"\u003eGrant Status\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#fcecec;border-left:4px solid #b71c1c;padding:13px 18px;margin:18px 0;border-radius:0 4px 4px 0;\"\u003e\n\u003cstrong style=\"color:#8a1414;\"\u003eMCS-certified install required for BUS grant.\u003c\/strong\u003e To claim the £7,500 Boiler Upgrade Scheme grant the install must be carried out by an MCS-certified, Hitachi-approved installer. Warranty registration also requires Hitachi-approved commissioning.\u003c\/div\u003e\n\u003cdiv style=\"background:#fff7e6;border-left:4px solid #d18b00;padding:13px 18px;margin:18px 0;border-radius:0 4px 4px 0;\"\u003e\n\u003cstrong style=\"color:#9a6200;\"\u003eController required separately — PC-ARFH2E (11–16 kW controller).\u003c\/strong\u003e The Yutaki M outdoor unit ships without a user interface. The matching \u003cstrong\u003ePC-ARFH2E (11–16 kW controller)\u003c\/strong\u003e is a mandatory separate purchase — see the controller product listing for the variant that matches your kW band.\u003c\/div\u003e\n\u003cdiv style=\"background:#f0faf8;border-left:4px solid #008377;padding:13px 18px;margin:18px 0;border-radius:0 4px 4px 0;\"\u003e\n\u003cstrong style=\"color:#008377CF;\"\u003eHitachi global engineering, UK-supported.\u003c\/strong\u003e Hitachi is one of the largest HVAC manufacturers worldwide, with decades of inverter compressor experience. The Yutaki M platform inherits the same compressor technology used in Hitachi's commercial chiller range — delivering reliable modulation across the full UK climate envelope.\u003c\/div\u003e\n\u003ch3 style=\"color:#008377;font-size:18px;margin-top:26px;margin-bottom:10px;border-bottom:1px solid #008377;padding-bottom:4px;\"\u003eWhy Choose the Hitachi Yutaki M 12kW\u003c\/h3\u003e\n\u003cdiv style=\"display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:22px 0;\"\u003e\n\u003cdiv style=\"border:1px solid #e0e0e0;border-radius:4px;padding:14px 16px;background:#fdfdfd;\"\u003e\n\u003cdiv style=\"border-bottom:2px solid #008377;padding-bottom:6px;margin-bottom:10px;font-weight:700;color:#008377;font-size:15px;\"\u003eHitachi inverter compressor\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003e\u003cp\u003eThe same scroll inverter compressor platform used in Hitachi's commercial range — proven reliable and capable of smooth modulation from minimum to maximum output.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #e0e0e0;border-radius:4px;padding:14px 16px;background:#fdfdfd;\"\u003e\n\u003cdiv style=\"border-bottom:2px solid #008377;padding-bottom:6px;margin-bottom:10px;font-weight:700;color:#008377;font-size:15px;\"\u003eR32 refrigerant\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003e\u003cp\u003eFactory-charged R32 with lower Global Warming Potential than legacy R410A. Sealed monobloc circuit — no on-site refrigerant handling required.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #e0e0e0;border-radius:4px;padding:14px 16px;background:#fdfdfd;\"\u003e\n\u003cdiv style=\"border-bottom:2px solid #008377;padding-bottom:6px;margin-bottom:10px;font-weight:700;color:#008377;font-size:15px;\"\u003eSealed monobloc design\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003e\u003cp\u003eAll refrigerant work is completed at the Hitachi factory. The installer only connects water flow and return pipes indoors — installation is faster, simpler, and doesn't require F-Gas certification for the tie-in.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #e0e0e0;border-radius:4px;padding:14px 16px;background:#fdfdfd;\"\u003e\n\u003cdiv style=\"border-bottom:2px solid #008377;padding-bottom:6px;margin-bottom:10px;font-weight:700;color:#008377;font-size:15px;\"\u003e1-Phase 230V\/400V supply\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003e\u003cp\u003eStandard single-phase 230V supply — fits any modern UK domestic installation.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #e0e0e0;border-radius:4px;padding:14px 16px;background:#fdfdfd;\"\u003e\n\u003cdiv style=\"border-bottom:2px solid #008377;padding-bottom:6px;margin-bottom:10px;font-weight:700;color:#008377;font-size:15px;\"\u003eFTC platform via PC-ARFH controller\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003e\u003cp\u003eCompatible with Hitachi's \u003cstrong\u003ePC-ARFH2E (11–16 kW controller)\u003c\/strong\u003e wired controller for setpoint control, weather compensation, scheduling and DHW management.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border:1px solid #e0e0e0;border-radius:4px;padding:14px 16px;background:#fdfdfd;\"\u003e\n\u003cdiv style=\"border-bottom:2px solid #008377;padding-bottom:6px;margin-bottom:10px;font-weight:700;color:#008377;font-size:15px;\"\u003eCSNET Home compatible\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003e\u003cp\u003ePair with the optional ATW-IOW-01 WiFi IoT Gateway (sold separately) for app-based remote monitoring and control via Hitachi CSNET Home.\u003c\/p\u003e\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"color:#008377;font-size:18px;margin-top:26px;margin-bottom:10px;border-bottom:1px solid #008377;padding-bottom:4px;\"\u003e12kW Yutaki M Specifications\u003c\/h3\u003e\n\u003cdiv style=\"margin:22px 0;overflow-x:auto;\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;font-size:14.5px;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\u003cth colspan=\"2\" style=\"background:#008377CF;color:#fff;text-align:left;padding:10px 14px;font-size:15px;\"\u003eTechnical Specifications\u003c\/th\u003e\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background:#f8fcfb;\"\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;font-weight:600;width:40%;\"\u003eManufacturer\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;\"\u003eHitachi\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;font-weight:600;width:40%;\"\u003eModel Code\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;\"\u003eRASM-5VR1E\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f8fcfb;\"\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;font-weight:600;width:40%;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;\"\u003eMonobloc air source heat pump (outdoor unit only)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;font-weight:600;width:40%;\"\u003eRated Heating Output\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;\"\u003e12 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f8fcfb;\"\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;font-weight:600;width:40%;\"\u003eRefrigerant\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;\"\u003eR32, factory-sealed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;font-weight:600;width:40%;\"\u003ePower Supply\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;\"\u003eSingle phase 230V 50Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f8fcfb;\"\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;font-weight:600;width:40%;\"\u003eRequired Controller\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;\"\u003ePC-ARFH2E (11–16 kW controller)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;font-weight:600;width:40%;\"\u003eSmart Connectivity\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;\"\u003eATW-IOW-01 WiFi Gateway (optional, sold separately)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f8fcfb;\"\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;font-weight:600;width:40%;\"\u003eConfiguration\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;\"\u003eAir-to-water monobloc\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#ffffff;\"\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;font-weight:600;width:40%;\"\u003eBUS Grant Eligibility\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;\"\u003eYes, with MCS-certified install\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#f8fcfb;\"\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;font-weight:600;width:40%;\"\u003eWarranty\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;\"\u003eHitachi UK manufacturer warranty (subject to approved-installer commissioning)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv style=\"margin:24px 0;\"\u003e\n\u003cdiv style=\"background:#008377CF;color:#fff;padding:11px 16px;font-weight:700;font-size:17px;border-radius:4px 4px 0 0;\"\u003eFrequently Asked Questions\u003c\/div\u003e\n\u003cdetails style=\"border:1px solid #e0e0e0;border-top:none;padding:0 16px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#008377;padding:11px 0;font-size:14.5px;\"\u003eIs Hitachi Yutaki MCS-certified for the BUS grant?\u003c\/summary\u003e\u003cdiv style=\"padding:0 0 14px 0;font-size:14.5px;\"\u003e\u003cp\u003eYes — Hitachi Yutaki M is MCS-listed when installed by a certified MCS installer, qualifying the homeowner for the £7,500 Boiler Upgrade Scheme grant (subject to property eligibility).\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #e0e0e0;border-top:none;padding:0 16px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#008377;padding:11px 0;font-size:14.5px;\"\u003eDo I need a Hitachi-trained installer?\u003c\/summary\u003e\u003cdiv style=\"padding:0 0 14px 0;font-size:14.5px;\"\u003e\u003cp\u003eFor warranty registration Hitachi requires the install and commissioning to be carried out by a Hitachi-approved engineer. Quality Heating can put you in touch with Hitachi-trained installers across the UK.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #e0e0e0;border-top:none;padding:0 16px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#008377;padding:11px 0;font-size:14.5px;\"\u003eIs the controller included with the Yutaki M outdoor unit?\u003c\/summary\u003e\u003cdiv style=\"padding:0 0 14px 0;font-size:14.5px;\"\u003e\u003cp\u003eNo — the Hitachi Unit Main Controller (PC-ARFH1E or PC-ARFH2E depending on kW) is a separate purchase. See our matching controller listings.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #e0e0e0;border-top:none;padding:0 16px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#008377;padding:11px 0;font-size:14.5px;\"\u003eCan the Yutaki M run with my existing radiators?\u003c\/summary\u003e\u003cdiv style=\"padding:0 0 14px 0;font-size:14.5px;\"\u003e\u003cp\u003eIn most cases yes, but radiators sized for an 80°C gas boiler may need uprating because heat pumps run at lower flow temperatures (typically 45–55°C on R32). A heat loss survey identifies which rooms (if any) need radiator upgrades.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #e0e0e0;border-top:none;padding:0 16px;\"\u003e\u003csummary style=\"cursor:pointer;font-weight:600;color:#008377;padding:11px 0;font-size:14.5px;\"\u003eDoes the Yutaki M work with the Hitachi WiFi Gateway?\u003c\/summary\u003e\u003cdiv style=\"padding:0 0 14px 0;font-size:14.5px;\"\u003e\u003cp\u003eYes — pair with the ATW-IOW-01 WiFi IoT Gateway (sold separately) for remote control, monitoring and integration with the Hitachi CSNET Home app.\u003c\/p\u003e\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n","brand":"Hitachi","offers":[{"title":"Default Title","offer_id":65252621058397,"sku":"RASM-5VR1E","price":4550.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/Yutaki-MMonoblocAirSourceHeatPump.jpg?v=1782218811","url":"https:\/\/qualityheating.co.uk\/products\/hitachi-yutaki-m-12kw-r32-monobloc-air-source-heat-pump-rasm-5vr1e","provider":"AIZO Quality Heating","version":"1.0","type":"link"}