{"id":15715,"date":"2026-10-06T12:56:39","date_gmt":"2026-10-06T11:56:39","guid":{"rendered":"https:\/\/ventsystems.de\/?p=15715"},"modified":"2026-10-10T17:49:27","modified_gmt":"2026-10-10T16:49:27","slug":"replacing-window-drives","status":"publish","type":"post","link":"https:\/\/ventsystems.de\/en\/fensterantrieb-ersetzen\/","title":{"rendered":"Replacing window drives: how to find the right alternative"},"content":{"rendered":"<p>Ein Fensterantrieb ist ausgefallen und der Originalantrieb ist nicht kurzfristig lieferbar? In vielen F\u00e4llen l\u00e4sst sich der Antrieb durch ein passendes Modell von Vent Systems ersetzen \u2013 ab Lager Hamburg, Versand innerhalb von 24 Stunden. Auf dieser Seite erfahren Sie, wie Sie in wenigen Schritten die passende Alternative finden.<\/p>\n<h2>Which manufacturers are covered?<\/h2>\n<ul>\n<li><a href=\"\/en\/replacing-geze-window-actuator\/\">Replacing GEZE window drives<\/a> \u2013 E 250 NT, E 1500 N, E 1500 S, ECchain, Slimchain, Powerchain<\/li>\n<li><a href=\"\/en\/replacing-aumuller-window-actuator\/\">Replacing Aum\u00fcller window drives<\/a> \u2013 PLA, PL 6 \/ PL 10, PLS, KS2, KS4, KS15<\/li>\n<li><a href=\"\/en\/replacing-kingspan-stg-actuator\/\">Replacing Kingspan STG \/ STG-Beikirch drives<\/a> \u2013 M2, M9, M1, LM, CDi, CDs, KCD<\/li>\n<li><a href=\"\/en\/replacing-dh-chain-actuator\/\">Replacing D+H chain drives<\/a> \u2013 KA 34, KA 54, CDC, VCD<\/li>\n<li><a href=\"\/en\/replacing-windowmaster-actuator\/\">Replacing WindowMaster actuators<\/a> \u2013 WMX 503, 504, 526, 804, 826, WMU<\/li>\n<li><a href=\"\/en\/replacing-hautau-chain-actuator\/\">Replacing HAUTAU chain drives<\/a> \u2013 SKA 20, SKA 50, EKA<\/li>\n<\/ul>\n<h2>How do I find the right replacement drive in 4 steps?<\/h2>\n<ol>\n<li><strong>Read the type plate:<\/strong> Manufacturer, type, voltage (24 V or 230 V), force in newtons and stroke in millimetres.<\/li>\n<li><strong>Determine the drive type:<\/strong> Chain drive (chain extends from the housing) or linear\/spindle drive (push rod extends).<\/li>\n<li><strong>Choose the alternative:<\/strong> For chain drives, the best match is usually the <a href=\"\/en\/product\/vs-ka\/\">VS-KA<\/a>, for spindle drives the <a href=\"\/en\/product\/vs-la\/\">VS LA<\/a>. Same or higher force, same stroke.<\/li>\n<li><strong>Check installation:<\/strong> Check installation dimensions and brackets using our data sheet. The original manufacturer's brackets do not fit 1:1.<\/li>\n<\/ol>\n<h2>What do I need to consider for SHEV windows?<\/h2>\n<p>Smoke and heat exhaust systems are subject to additional requirements: as a rule, the window must open fully within 60 seconds, and the combination of window, drive and SHEV control panel must be verified. In these cases, coordinate the replacement with the installer or an expert.<\/p>\n<p><strong>Zugelassene NRWG:<\/strong> Bei zugelassenen nat\u00fcrlichen Rauch- und W\u00e4rmeabzugsger\u00e4ten (NRWG nach EN 12101-2) kann ein Antriebstausch die Zulassung aufheben. Tausch nur nach R\u00fccksprache mit dem Fensterhersteller oder einem Sachkundigen.<\/p>\n<h2>Are there drives that cannot be replaced directly?<\/h2>\n<p>Yes. Short-stroke drives for scissor-type fanlight openers and 230 V linear drives currently have no direct counterpart at Vent Systems. Very flat design<a href=\"\/en\/product-category\/chain-drives\/\">Chain drives<\/a> can technically be replaced, but the VS-KA is somewhat larger. Contact us \u2013 there is often an economical solution with a chain drive.<\/p>\n<h2>Download the replacement table as a PDF<\/h2>\n<p>All comparisons for GEZE, Aum\u00fcller, Kingspan STG, D+H, WindowMaster and HAUTAU on three pages \u2013 to print out or for the workshop: <a href=\"https:\/\/ventsystems.de\/wp-content\/uploads\/2026\/10\/Austauschtabelle-Fensterantriebe-Vent-Systems-10-2026.pdf\" target=\"_blank\" rel=\"noopener\"><strong>replacement table for window drives (PDF)<\/strong><\/a><\/p>\n<p>No actuator on your window yet? Learn how to motorise tilt windows, fanlights and roof windows retrospectively in our guide <a href=\"\/en\/retrofitting-electric-window-openers\/\">Retrofitting electric window openers<\/a>.<\/p>\n<p>How often a SHEV system must be maintained and inspected and what matters for the window actuators is explained in the guide <a href=\"\/en\/shev-maintenance-inspection\/\">SHEV maintenance: inspection duties and intervals<\/a>.<\/p>\n<h2>Not sure which drive fits?<\/h2>\n<p>Send us a photo of the type plate and the window. We will name the matching Vent Systems drive. Phone: +49 40 50694631.<\/p>\n<p><em>GEZE, Aum\u00fcller and Kingspan are trademarks of their respective owners. Vent Systems is not affiliated with these manufacturers.<\/em><\/p>","protected":false},"excerpt":{"rendered":"<p>Window drive defective? Here&#039;s how to find the right replacement for GEZE, Aum\u00fcller and Kingspan STG drives in 4 steps.<\/p>","protected":false},"author":8,"featured_media":2288,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1959],"tags":[],"post_folder":[],"class_list":["post-15715","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-antriebstechnik"],"acf":[],"_links":{"self":[{"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/posts\/15715","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/users\/8"}],"replies":[{"embeddable":true,"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/comments?post=15715"}],"version-history":[{"count":14,"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/posts\/15715\/revisions"}],"predecessor-version":[{"id":15982,"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/posts\/15715\/revisions\/15982"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/media\/2288"}],"wp:attachment":[{"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/media?parent=15715"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/categories?post=15715"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/tags?post=15715"},{"taxonomy":"post_folder","embeddable":true,"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/post_folder?post=15715"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}