{"pageUrl":"https://www.vheatc.site/vaillant-arotherm-plus-model-numbers-explained","title":"Vaillant aroTHERM Plus Model Numbers: VWL 35/6 to 125/6","lastModified":"2026-10-20","claims":[{"id":"v2-trade-statement","statement":"Midsummer Wholesale lists Vaillant 0020269259 as compatible with both older and newer (v2) aroTHERM Plus models.","source":"Midsummer Wholesale product listing for the Vaillant coding plug, cooling function, October 2026","hash":"sha256:7a3e4388dfc0a3adb4ad3979bcc2bbffdbeb366c55b65d9d9f458cd05cf394d7"},{"id":"size-mapping","statement":"Vaillant aroTHERM Plus model codes VWL 35/6, 55/6, 75/6, 105/6 and 125/6 correspond to 3.5, 5, 7, 10 and 12 kW units.","source":"Vaillant aroTHERM Plus range, as listed on eBay listings by seller boarder895","hash":"sha256:822e9db56daf52b15c9468c0fba2ff962ab961921485a9d818845fb76c1209ac"},{"id":"same-plug-all-sizes","statement":"The same Vaillant cooling coding plug (0020269259 / 0020266328) is listed for all five aroTHERM Plus sizes.","source":"The seller’s eBay listings for 0020269259 and 0020266328 (boarder895), October 2026","hash":"sha256:f1722cbc184caf89a7c9fa3ffcbf06b4c368f26c2354a826e88616f7c5240d6d"}]}