{"product_id":"panasonic-aquarea-hydro-split-all-in-one-l-generation-indoor-unit-with-built-in-cylinder","title":"Panasonic Aquarea Hydro Split All-in-One L Generation Indoor Unit with Built-In Cylinder","description":"\u003c!-- SEO Product Name: Panasonic Aquarea Hydro Split All-in-One L Generation Indoor Unit with Built-In Cylinder (WH-ADC0509L3E5UK) --\u003e\n\u003cdiv style=\"font-size:16px;font-family:Arial,Helvetica,sans-serif;color:#222;max-width:900px;margin:0 auto;line-height:1.55;\"\u003e\n\u003cp style=\"margin:0 0 14px 0;\"\u003eThe \u003cstrong\u003ePanasonic Aquarea WH-ADC0509L3E5UK\u003c\/strong\u003e is the All-in-One indoor unit for the R290 L Generation hydro split range — a single compact cabinet combining the \u003cstrong\u003ehydromodule and a 185 litre DHW cylinder\u003c\/strong\u003e in one unit, with a footprint of just \u003cstrong\u003e599 × 602 mm\u003c\/strong\u003e, similar to a standard domestic appliance. It's a \u003cstrong\u003ehydraulic connection only\u003c\/strong\u003e — refrigerant stays entirely within the outdoor unit — and pairs with any of the three L Generation outdoor units (5 kW, 7 kW or 9 kW), so you choose your heating capacity independently of the indoor unit itself.\u003c\/p\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:8px;margin:18px 0;\"\u003e\n\u003cdiv style=\"flex:1 1 140px;min-width:120px;background:#008377CF;color:#fff;padding:14px 10px;text-align:center;border-radius:6px;\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:700;line-height:1.1;\"\u003e185 L\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:4px;opacity:0.95;letter-spacing:0.3px;text-transform:uppercase;\"\u003eBuilt-in DHW cylinder\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px;min-width:120px;background:#008377CF;color:#fff;padding:14px 10px;text-align:center;border-radius:6px;\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:700;line-height:1.1;\"\u003e599×602mm\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:4px;opacity:0.95;letter-spacing:0.3px;text-transform:uppercase;\"\u003eFootprint\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px;min-width:120px;background:#008377CF;color:#fff;padding:14px 10px;text-align:center;border-radius:6px;\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:700;line-height:1.1;\"\u003eR290\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:4px;opacity:0.95;letter-spacing:0.3px;text-transform:uppercase;\"\u003eGWP 0.02\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px;min-width:120px;background:#008377CF;color:#fff;padding:14px 10px;text-align:center;border-radius:6px;\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:700;line-height:1.1;\"\u003eUp to 75°C\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:4px;opacity:0.95;letter-spacing:0.3px;text-transform:uppercase;\"\u003eMax flow temp\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px;min-width:120px;background:#008377CF;color:#fff;padding:14px 10px;text-align:center;border-radius:6px;\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:700;line-height:1.1;\"\u003eA+++ \/ A+\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:4px;opacity:0.95;letter-spacing:0.3px;text-transform:uppercase;\"\u003eHeating \/ DHW rating\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 140px;min-width:120px;background:#008377CF;color:#fff;padding:14px 10px;text-align:center;border-radius:6px;\"\u003e\n\u003cdiv style=\"font-size:22px;font-weight:700;line-height:1.1;\"\u003e-25°C\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:4px;opacity:0.95;letter-spacing:0.3px;text-transform:uppercase;\"\u003eOperation without backup heater\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#E6F3F1;border-left:4px solid #008377;padding:14px 16px;margin:16px 0;border-radius:0 4px 4px 0;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#008377;margin-bottom:4px;\"\u003eOne indoor unit, three outdoor capacities\u003c\/div\u003e\n\u003cdiv\u003eThe WH-ADC0509L3E5UK indoor unit is common across the \u003cstrong\u003e5 kW, 7 kW and 9 kW\u003c\/strong\u003e L Generation outdoor units (WH-WDG05LE5 \/ WH-WDG07LE5 \/ WH-WDG09LE5) — size your outdoor unit to your calculated heat loss, and this same indoor unit completes the system regardless of which capacity you choose.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FFF6E0;border-left:4px solid #C89200;padding:14px 16px;margin:16px 0;border-radius:0 4px 4px 0;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#C89200;margin-bottom:4px;\"\u003eHydraulic connection — indoor unit powers the outdoor unit\u003c\/div\u003e\n\u003cdiv\u003eThis is a \u003cstrong\u003ehydro split\u003c\/strong\u003e design: only water pipework runs between indoor and outdoor units, up to a maximum separation of \u003cstrong\u003e30 metres\u003c\/strong\u003e. The outdoor unit draws its power and communication through the indoor unit, so no separate power supply run to the outdoor unit is required.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background:#FBEAE9;border-left:4px solid #B3261E;padding:14px 16px;margin:16px 0;border-radius:0 4px 4px 0;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#B3261E;margin-bottom:4px;\"\u003eMCS-certified installer required\u003c\/div\u003e\n\u003cdiv\u003eTo claim the UK \u003cstrong\u003eBoiler Upgrade Scheme grant\u003c\/strong\u003e and validate full Panasonic manufacturer warranty, this system must be installed and commissioned by an \u003cstrong\u003eMCS-certified heat pump installer\u003c\/strong\u003e.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"color:#008377;font-size:18px;margin:24px 0 10px 0;padding-bottom:6px;border-bottom:2px solid #008377CF;\"\u003eCompatible outdoor units\u003c\/h3\u003e\n\u003ch3 style=\"color:#008377;font-size:18px;margin:24px 0 10px 0;padding-bottom:6px;border-bottom:2px solid #008377CF;\"\u003eChoose your outdoor unit capacity\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\u003ctable style=\"border-collapse:collapse;width:100%;font-size:14.5px;margin:8px 0;\"\u003e\n\u003ctr\u003e\n\u003cth style=\"background:#008377CF;color:#fff;padding:9px 12px;border:1px solid #008377;text-align:left;font-weight:700;\"\u003eHeating output\u003c\/th\u003e\n\u003cth style=\"background:#008377CF;color:#fff;padding:9px 12px;border:1px solid #008377;text-align:left;font-weight:700;\"\u003eOutdoor unit model\u003c\/th\u003e\n\u003cth style=\"background:#008377CF;color:#fff;padding:9px 12px;border:1px solid #008377;text-align:left;font-weight:700;\"\u003eTypical property fit\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e5 kW\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eWH-WDG05LE5\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eSmall, well-insulated 1–2 bedroom homes and flats\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e7 kW\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eWH-WDG07LE5\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eTypical 2–3 bedroom UK homes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e9 kW\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eWH-WDG09LE5\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e3–4 bedroom homes and larger properties needing high flow temperatures\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003cdiv style=\"background:#E6F3F1;border-left:4px solid #008377;padding:14px 16px;margin:16px 0;border-radius:0 4px 4px 0;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#008377;margin-bottom:4px;\"\u003eSizing tip\u003c\/div\u003e\n\u003cdiv\u003eChoose your outdoor capacity from a \u003cstrong\u003ecalculated room-by-room heat loss survey\u003c\/strong\u003e — the WH-ADC0509L3E5UK indoor unit and its 185 L cylinder stay the same across all three capacities, so sizing decisions rest entirely on the outdoor unit.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"color:#008377;font-size:18px;margin:24px 0 10px 0;padding-bottom:6px;border-bottom:2px solid #008377CF;\"\u003eKey features\u003c\/h3\u003e\n\u003cdiv style=\"display:flex;flex-wrap:wrap;gap:10px;margin:14px 0;\"\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:240px;background:#fff;border:1px solid #E5E7EB;border-top:3px solid #008377CF;padding:14px 16px;border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#008377;margin-bottom:6px;\"\u003e185 litre built-in DHW cylinder\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003eStainless steel tank with a \u003cstrong\u003eU-Vacua vacuum insulation panel\u003c\/strong\u003e integrated into the same cabinet as the hydromodule — no separate cylinder or airing cupboard needed.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:240px;background:#fff;border:1px solid #E5E7EB;border-top:3px solid #008377CF;padding:14px 16px;border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#008377;margin-bottom:6px;\"\u003eAppliance-sized footprint\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003eAt \u003cstrong\u003e599 × 602 mm\u003c\/strong\u003e, the cabinet footprint is comparable to a standard domestic appliance — genuinely space-saving compared with a separate hydrobox-plus-cylinder arrangement.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:240px;background:#fff;border:1px solid #E5E7EB;border-top:3px solid #008377CF;padding:14px 16px;border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#008377;margin-bottom:6px;\"\u003eR290 refrigerant — GWP 0.02\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003eNatural propane refrigerant with a Global Warming Potential of just 0.02 — dramatically lower than legacy refrigerants, and the most future-proof choice ahead of tightening F-Gas regulation.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:240px;background:#fff;border:1px solid #E5E7EB;border-top:3px solid #008377CF;padding:14px 16px;border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#008377;margin-bottom:6px;\"\u003eFlow temperatures up to 75°C\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003eDelivers \u003cstrong\u003e75°C water outlet temperature\u003c\/strong\u003e at -10°C outside temperature — ideal for retrofit properties keeping existing radiators, avoiding the cost of re-sizing emitters.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:240px;background:#fff;border:1px solid #E5E7EB;border-top:3px solid #008377CF;padding:14px 16px;border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#008377;margin-bottom:6px;\"\u003eDHW to 65°C without a backup heater\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003eReaches \u003cstrong\u003e65°C domestic hot water\u003c\/strong\u003e from the heat pump alone, reducing reliance on the electric backup element for day-to-day hot water production.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:240px;background:#fff;border:1px solid #E5E7EB;border-top:3px solid #008377CF;padding:14px 16px;border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#008377;margin-bottom:6px;\"\u003eOperates to -25°C without backup heating\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003eSustains full heat pump operation down to \u003cstrong\u003e-25°C ambient\u003c\/strong\u003e without needing to call on backup heat — genuinely engineered for cold UK winters.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:240px;background:#fff;border:1px solid #E5E7EB;border-top:3px solid #008377CF;padding:14px 16px;border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#008377;margin-bottom:6px;\"\u003eBuilt-in magnetic water filter\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003eIntegrated magnetic filter protects the primary circuit from debris without needing a separate in-line filter fitted on site.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex:1 1 260px;min-width:240px;background:#fff;border:1px solid #E5E7EB;border-top:3px solid #008377CF;padding:14px 16px;border-radius:4px;\"\u003e\n\u003cdiv style=\"font-weight:700;color:#008377;margin-bottom:6px;\"\u003eA+++ heating \/ A+ DHW efficiency\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003eRated \u003cstrong\u003eA+++ in heating at 35°C\u003c\/strong\u003e and \u003cstrong\u003eA+ in DHW\u003c\/strong\u003e — strong seasonal efficiency across both heating and hot water duties.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch3 style=\"color:#008377;font-size:18px;margin:24px 0 10px 0;padding-bottom:6px;border-bottom:2px solid #008377CF;\"\u003eTechnical specification\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x:auto;\"\u003e\u003ctable style=\"border-collapse:collapse;width:100%;font-size:14.5px;margin:8px 0;\"\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eModel code (indoor unit)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eWH-ADC0509L3E5UK\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eType\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eHydro split All-in-One indoor unit with integrated DHW cylinder\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eCompatible outdoor units\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eWH-WDG05LE5 (5 kW) \/ WH-WDG07LE5 (7 kW) \/ WH-WDG09LE5 (9 kW)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eBuilt-in DHW cylinder capacity\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e185 litres\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eCylinder construction\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eStainless steel with U-Vacua vacuum insulation panel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eRefrigerant\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eR290 (GWP 0.02) — outdoor unit only, hydraulic connection to indoor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eMaximum water outlet temperature\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e75°C at -10°C outside temperature\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eDHW temperature without backup heater\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eUp to 65°C\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eOperating range without backup heating\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eDown to -25°C ambient\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eHeating efficiency rating\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eA+++ (at 35°C)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eDHW efficiency rating\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eA+\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eIndoor unit dimensions (W × D × H)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e599 × 602 × 1642 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eIndoor unit weight\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e93 kg\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eMaximum indoor\/outdoor separation\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e30 metres\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eBackup immersion heater\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e3 kW\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eBuilt-in expansion vessel (heating)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e10 litres (additional vessel may be required to meet system requirements)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eSafety valve pressure rating\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e8 bar\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eBuilt-in water filtration\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eMagnetic water filter (integrated)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003ePower supply — main unit\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e230V, single-phase, 25A isolator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003ePower supply — backup heater\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e230V, single-phase, 15\/16A isolator\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eOutdoor unit power\/communication\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eSupplied via the indoor unit — no separate outdoor power run required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eConnectivity\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eAquarea Smart Cloud Wi-Fi compatible (adaptor required)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#F7FAFA;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eZone control\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eSingle-zone as standard; two-zone with optional PCB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background:#FFFFFF;\"\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;font-weight:600;width:42%;\"\u003eCertifications\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eMCS certified, BUS grant eligible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003c\/div\u003e\n\u003ch3 style=\"color:#008377;font-size:18px;margin:24px 0 10px 0;padding-bottom:6px;border-bottom:2px solid #008377CF;\"\u003eWhat's in the box\u003c\/h3\u003e\n\u003cul style=\"padding-left:22px;margin:8px 0;\"\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003ePanasonic WH-ADC0509L3E5UK All-in-One indoor unit (hydromodule + 185L cylinder)\u003c\/li\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eBuilt-in 3 kW backup immersion heater\u003c\/li\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eBuilt-in magnetic water filter\u003c\/li\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eManufacturer installation and operating instructions\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color:#008377;font-size:18px;margin:24px 0 10px 0;padding-bottom:6px;border-bottom:2px solid #008377CF;\"\u003eWhat you'll also need (sold separately)\u003c\/h3\u003e\n\u003cul style=\"padding-left:22px;margin:8px 0;\"\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eMatched L Generation outdoor unit — WH-WDG05LE5 \/ WH-WDG07LE5 \/ WH-WDG09LE5 (see variant selector above)\u003c\/li\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eAquarea Smart Cloud Wi-Fi adaptor for smartphone app access\u003c\/li\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eOptional PCB (for two-zone control, solar connection, or bivalent boiler backup)\u003c\/li\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eAdditional expansion vessel if system volume exceeds the built-in 10L capacity\u003c\/li\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eDischarge pipework to a suitable tundish and drain point\u003c\/li\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eBuffer tank thermistor, if a separate buffer tank is included in your system design\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"color:#008377;font-size:18px;margin:24px 0 10px 0;padding-bottom:6px;border-bottom:2px solid #008377CF;\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cdetails style=\"border:1px solid #E5E7EB;border-radius:4px;margin:8px 0;overflow:hidden;\"\u003e\u003csummary style=\"cursor:pointer;background:#008377CF;color:#fff;padding:10px 14px;font-weight:600;list-style:none;\"\u003eWhich outdoor unit should I choose?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px;background:#FFFFFF;\"\u003eChoose the capacity that matches your \u003cstrong\u003ecalculated heat loss\u003c\/strong\u003e. As a rough guide: 5 kW for small well-insulated 1–2 bed homes; 7 kW for typical 2–3 bed homes; 9 kW for 3–4 bed homes and larger properties needing high flow temperatures. The indoor unit and its 185 L cylinder are identical across all three capacities.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #E5E7EB;border-radius:4px;margin:8px 0;overflow:hidden;\"\u003e\u003csummary style=\"cursor:pointer;background:#008377CF;color:#fff;padding:10px 14px;font-weight:600;list-style:none;\"\u003eIs 185 litres enough hot water for my household?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px;background:#FFFFFF;\"\u003e185 litres suits typical 2–3 bedroom households with moderate to good hot water demand. Panasonic specifically position the All-in-One as ideal for \u003cstrong\u003elower DHW demand\u003c\/strong\u003e properties given its compact, appliance-sized footprint — larger households with higher demand may prefer a separate hydrobox plus a larger stand-alone cylinder instead.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #E5E7EB;border-radius:4px;margin:8px 0;overflow:hidden;\"\u003e\u003csummary style=\"cursor:pointer;background:#008377CF;color:#fff;padding:10px 14px;font-weight:600;list-style:none;\"\u003eDoes refrigerant run through the indoor unit?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px;background:#FFFFFF;\"\u003eNo — this is a \u003cstrong\u003ehydro split\u003c\/strong\u003e design. Only water pipework connects the indoor and outdoor units, up to 30 metres apart. The R290 refrigerant circuit is fully contained within the outdoor unit.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #E5E7EB;border-radius:4px;margin:8px 0;overflow:hidden;\"\u003e\u003csummary style=\"cursor:pointer;background:#008377CF;color:#fff;padding:10px 14px;font-weight:600;list-style:none;\"\u003eDo I need to run a separate power supply to the outdoor unit?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px;background:#FFFFFF;\"\u003eNo — the outdoor unit's power and communication come \u003cstrong\u003evia the indoor unit\u003c\/strong\u003e, so a direct power supply run to the outdoor unit isn't required. Refer to the installation manual for the correct isolator ratings on the indoor unit's two power supplies (main unit and backup heater).\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #E5E7EB;border-radius:4px;margin:8px 0;overflow:hidden;\"\u003e\u003csummary style=\"cursor:pointer;background:#008377CF;color:#fff;padding:10px 14px;font-weight:600;list-style:none;\"\u003eCan this support two heating zones?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px;background:#FFFFFF;\"\u003eThe system is single-zone as standard. \u003cstrong\u003eTwo-zone control\u003c\/strong\u003e — along with solar connection, bivalent boiler backup and other advanced functions — is available by fitting the optional PCB.\u003c\/div\u003e\u003c\/details\u003e\u003cdetails style=\"border:1px solid #E5E7EB;border-radius:4px;margin:8px 0;overflow:hidden;\"\u003e\u003csummary style=\"cursor:pointer;background:#008377CF;color:#fff;padding:10px 14px;font-weight:600;list-style:none;\"\u003eDo I need to be MCS-registered to install this?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px;background:#FFFFFF;\"\u003eThe system can be installed by any competent heating engineer, but to claim the UK Boiler Upgrade Scheme grant the install must be carried out by an \u003cstrong\u003eMCS-certified installer\u003c\/strong\u003e. Quality Heating can put you in touch with our trade partners if needed.\u003c\/div\u003e\u003c\/details\u003e\n\u003c\/div\u003e","brand":"Panasonic","offers":[{"title":"Default Title","offer_id":65714203296093,"sku":"ADC0509L3E5UK","price":4500.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/PanasonicAquareaHydroSplitAll-in-OneLGenerationIndoorUnitwithBuilt-InCylinder.jpg?v=1787847894","url":"https:\/\/qualityheating.co.uk\/products\/panasonic-aquarea-hydro-split-all-in-one-l-generation-indoor-unit-with-built-in-cylinder","provider":"AIZO Quality Heating","version":"1.0","type":"link"}