{"product_id":"panasonic-aquarea-hydro-split-bi-bloc-l-generation-indoor-unit","title":"Panasonic Aquarea Hydro Split Bi-Bloc L Generation Indoor Unit","description":"\u003c!-- SEO Product Name: Panasonic Aquarea Hydro Split Bi-Bloc L Generation Indoor Unit (WH-SDC0509L3E5) --\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-SDC0509L3E5\u003c\/strong\u003e is the bi-bloc hydromodule for the R290 L Generation range — a compact indoor hydraulic unit with \u003cstrong\u003eno built-in DHW cylinder\u003c\/strong\u003e, designed for installers who want to specify their own separate hot water cylinder rather than take an All-in-One unit. 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;\"\u003eHydromodule\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:4px;opacity:0.95;letter-spacing:0.3px;text-transform:uppercase;\"\u003eNo built-in 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 3\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+++\u003c\/div\u003e\n\u003cdiv style=\"font-size:12px;margin-top:4px;opacity:0.95;letter-spacing:0.3px;text-transform:uppercase;\"\u003eHeating efficiency\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-SDC0509L3E5 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;\"\u003eNo built-in cylinder — specify your own\u003c\/div\u003e\n\u003cdiv\u003eUnlike the All-in-One version of this platform, the \u003cstrong\u003eWH-SDC0509L3E5 has no integrated DHW cylinder\u003c\/strong\u003e. Pair it with a Panasonic stainless steel tank (200L or 300L) or a suitable third-party unvented cylinder as part of your system design.\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-SDC0509L3E5 indoor unit stays 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;\"\u003eCompact bi-bloc hydromodule\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003eA dedicated hydraulic module with \u003cstrong\u003eno built-in cylinder\u003c\/strong\u003e — the right choice where you're specifying a separate stand-alone DHW tank sized to the property's actual hot water demand.\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 matches the All-in-One version of this platform — genuinely compact for a hydraulic module.\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 3\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003eNatural propane refrigerant with a Global Warming Potential of just 3 — 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 — 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;\"\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;\"\u003eDC brushless circulation pump\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003e7-speed brushless DC pump with sensorless vector control — efficient, quiet circulation matched automatically to system demand.\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;\"\u003eVortex flow sensor\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003ePiezoelectric vortex flow sensor (5–60 L\/min measuring range) gives accurate real-time flow data for system protection and performance monitoring.\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 efficiency\u003c\/div\u003e\n\u003cdiv style=\"font-size:14.5px;\"\u003eRated \u003cstrong\u003eA+++ in heating at 35°C\u003c\/strong\u003e — strong seasonal efficiency for lower running costs.\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-SDC0509L3E5\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 bi-bloc hydromodule — no built-in 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%;\"\u003eRefrigerant\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eR290 (GWP 3) — 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\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%;\"\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:#F7FAFA;\"\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:#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%;\"\u003eWater pipe diameter (room)\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e31 mm (1¼\")\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%;\"\u003eDrain hose inner diameter\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e15 mm (9\/16\")\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%;\"\u003eCirculation pump\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eBrushless DC motor, sensorless vector control, 7-speed (software selected)\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%;\"\u003ePump input power\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e145 W\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%;\"\u003eFlow sensor\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eVortex type (piezoelectric), 5–60 L\/min measuring range\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%;\"\u003ePressure release valve\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eOpens at 800 kPa, closes at 640 kPa or below\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%;\"\u003eBackup immersion heater\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e3.00 kW (OLP temperature 85°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%;\"\u003eBuilt-in expansion vessel\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e10 litres, 3 bar MWP — caters for approximately 200 litres system volume at 55°C\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%;\"\u003eAdditional expansion vessel\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eRequired if system volume exceeds the built-in vessel's rated capacity\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%;\"\u003eProtection device\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003eEarth Leakage Circuit Breaker (30–40A)\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 — indoor unit\u003c\/td\u003e\n\u003ctd style=\"padding:8px 12px;border:1px solid #E5E7EB;\"\u003e230V, single-phase, 25A 2-pole circuit breaker (min. 3.0mm contact gap)\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 (Network Adaptor CZ-TAW1B included as standard accessory)\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 (CZ-NS5P)\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-SDC0509L3E5 bi-bloc indoor hydromodule\u003c\/li\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eInstallation plate\u003c\/li\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eDrain elbow and screw packing\u003c\/li\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eNetwork Adaptor (CZ-TAW1B)\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;\"\u003eDHW cylinder — Panasonic PAW-TD20C1E5 (200L) or PAW-TD30C1E5 (300L) stainless steel tank, or suitable third-party unvented cylinder\u003c\/li\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003e3-way valve for DHW switching — PAW-3WYVLV-HW or CZ-NV2 (internal hydrokit version)\u003c\/li\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eOptional PCB (CZ-NS5P) for two-zone control, solar connection, or bivalent boiler backup\u003c\/li\u003e\n\u003cli style=\"margin-bottom:5px;\"\u003eRemote Controller Case Extension Cable (CZ-TAW1-CBL) if relocating the controller\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\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 is 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;\"\u003eWhat's the difference between this and the All-in-One version?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px;background:#FFFFFF;\"\u003eThis bi-bloc hydromodule has \u003cstrong\u003eno built-in DHW cylinder\u003c\/strong\u003e — it's a hydraulic module only. The All-in-One version (WH-ADC0509L3E5UK) integrates a 185 litre stainless cylinder into the same cabinet. Choose the bi-bloc version if you want to specify a separate, differently-sized cylinder, or if you already have a suitable DHW tank as part of your system design.\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;\"\u003eWhich cylinder should I pair with this unit?\u003c\/summary\u003e\u003cdiv style=\"padding:12px 16px;background:#FFFFFF;\"\u003ePanasonic offer matched \u003cstrong\u003e200L (PAW-TD20C1E5) and 300L (PAW-TD30C1E5) stainless steel tanks\u003c\/strong\u003e for this platform. A third-party unvented cylinder can also be used provided it's compatible with the hydromodule's hydraulic output and a suitable 3-way valve is fitted.\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. 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 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.\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":65714318541149,"sku":"WH-SDC0509L3E5","price":1360.0,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0958\/2051\/3629\/files\/PanasonicAquareaHydroSplitBi-blocLGenerationIndoorUnitWH-SDC0509L3E5.jpg?v=1787848550","url":"https:\/\/qualityheating.co.uk\/products\/panasonic-aquarea-hydro-split-bi-bloc-l-generation-indoor-unit","provider":"AIZO Quality Heating","version":"1.0","type":"link"}