{"product_id":"hitachi-yutaki-unit-main-controller-pc-arfh1e-for-yutaki-m-4-to-8-kw-and-yutaki-s-80","title":"Hitachi Yutaki Unit Main Controller PC-ARFH1E (for Yutaki M 4 to 8 kW and Yutaki S-80)","description":"\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 PC-ARFH2E\u003c\/strong\u003e is the wired Unit Main Controller for the Yutaki M 11 to 16 kW, new Yutaki S, S-Combi, and Hydrosplit 4 to 7 HP ranges. It provides the user interface for setpoint adjustment, scheduling, weather compensation, DHW management, and fault diagnostics. The controller is a \u003cstrong\u003erequired accessory\u003c\/strong\u003e for any Hitachi Yutaki heat pump install — the outdoor unit does not ship with a user interface.\u003c\/p\u003e\n\u003cp\u003eUse this \u003cstrong\u003ePC-ARFH2E\u003c\/strong\u003e specifically with: Yutaki M 11\/12\/13\/16 kW outdoor units, plus the new Yutaki S, Yutaki S-Combi, and Hitachi Hydrosplit 4 to 7 HP ranges.\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;\"\u003ePC-ARFH2E\u003c\/div\u003e\n\u003cdiv style=\"font-size:11px;text-transform:uppercase;letter-spacing:0.06em;margin-top:4px;opacity:0.95;\"\u003eModel Code\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;\"\u003eWired\u003c\/div\u003e\n\u003cdiv style=\"font-size:11px;text-transform:uppercase;letter-spacing:0.06em;margin-top:4px;opacity:0.95;\"\u003eConnection\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;\"\u003eRequired\u003c\/div\u003e\n\u003cdiv style=\"font-size:11px;text-transform:uppercase;letter-spacing:0.06em;margin-top:4px;opacity:0.95;\"\u003eAccessory Status\u003c\/div\u003e\n\u003c\/div\u003e\n\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;\"\u003ePC-ARFH2E compatibility band.\u003c\/strong\u003e This controller is specifically matched to Yutaki M 11 to 16 kW, new Yutaki S, S-Combi, and Hydrosplit 4 to 7 HP. For other Hitachi Yutaki ranges, check the alternative PC-ARFH variant — using the wrong controller will result in commissioning errors.\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;\"\u003eWhy a Hitachi-original controller matters.\u003c\/strong\u003e Generic or third-party controllers don't speak the Hitachi protocol — only the original PC-ARFH controllers expose the full FTC functionality, weather compensation curves, and fault diagnostics needed for an MCS-compliant install.\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;\"\u003eAbout the PC-ARFH2E Controller\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;\"\u003eFull FTC platform user interface\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003e\u003cp\u003eSetpoint adjustment, time schedules, weather compensation, DHW priority and Legionella cycle control, all in one wired interface.\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;\"\u003eWired connection to outdoor unit\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003e\u003cp\u003eDirect wired connection — no batteries, no wireless dropouts. Mounted in the user-accessible location (typically the airing cupboard or hallway).\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;\"\u003eFault diagnostics on display\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003e\u003cp\u003eError codes are displayed directly on the controller, simplifying maintenance and reducing engineer call-out time.\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;\"\u003ePairs with WiFi Gateway\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003e\u003cp\u003eAdd the ATW-IOW-01 WiFi IoT Gateway separately to extend the controller into the Hitachi CSNET Home app for remote access.\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;\"\u003eSpecifications\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;\"\u003ePC-ARFH2E\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;\"\u003eWired Unit Main Controller for Hitachi air-to-water heat pumps\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%;\"\u003eCompatible With\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;\"\u003eYutaki M 11\/12\/13\/16 kW outdoor units, plus the new Yutaki S, Yutaki S-Combi, and Hitachi Hydrosplit 4 to 7 HP ranges\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%;\"\u003eConnection\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;\"\u003eWired to outdoor unit\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%;\"\u003eWiFi Integration\u003c\/td\u003e\n\u003ctd style=\"padding:9px 12px;border:1px solid #e8e8e8;\"\u003eOptional via ATW-IOW-01 Gateway (sold separately)\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":65253480235357,"sku":"PC-ARFH1E","price":133.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/HitachiYutakiUnitMainControllerPC-ARFH2E.png?v=1784045204","url":"https:\/\/qualityheating.co.uk\/products\/hitachi-yutaki-unit-main-controller-pc-arfh1e-for-yutaki-m-4-to-8-kw-and-yutaki-s-80","provider":"AIZO Quality Heating","version":"1.0","type":"link"}