Échangeur de chaleur « Luna-3 » de Baxi 620870

Main heat exchanger Baxi Luna‑3 (part number 620870 / JJJ000620870) — original premium spare part designed for wall-mounted gas boilers Baxi series Luna‑3, Eco‑3 and Luna‑3 Comfort. Part number: 620870 (also known as 5680990, JJJ000620870). Boiler models: Baxi Luna‑3 280 Fi, 310 Fi, Luna‑3 Comfort 310 Fi / 1.310 Fi, Silver Space, Blue 240/280, Novamax series 31 F, etc. Material: copper tubes with soldered aluminum (silumin) fins, protected by anti-corrosion coating. Original heat exchanger Baxi Luna‑3 620870 (JJJ000620870), 28–31 kW, copper/silumin, clips — for boilers Luna‑3, Eco‑3 and Luna‑3 Comfort. Optimal efficiency and easy installation.