Will Junkers ZWA 24-2 KE 23 (7736900742) fit my existing heating system?
Yes, this Junkers unit (SKU 7736900742, category: Boilers & boiler room equipment) is manufactured to European EN 12828 hydronic standards. Verify the connection thread or nominal size (e.g. DN15 1/2", DN20 3/4", M30×1.5 or Danfoss RA Click) – our engineering advisor Vytautas lists directly compatible mating components on this page.







