{"id":14319,"date":"2025-12-12T09:47:43","date_gmt":"2025-12-12T08:47:43","guid":{"rendered":"https:\/\/ventsystems.de\/produkt\/vs-sa\/"},"modified":"2026-10-29T15:56:19","modified_gmt":"2026-10-29T14:56:19","slug":"vs-sa","status":"publish","type":"product","link":"https:\/\/ventsystems.de\/en\/produkt\/vs-sa\/","title":{"rendered":"VS-SA 2500 spindle drive"},"content":{"rendered":"<p><strong>In brief:<\/strong> The VS-SA 2500 spindle actuator delivers 2,500 N of push and pull force with a stroke of 100 to 1,000 mm. The self-locking spindle holds the sash in position even without power. It is designed for heavy rooflight domes and large flaps.<\/p>\n<h3>VS-SA 2500 spindle drive overview<\/h3>\n<p>VS-SA spindle drives \u2013 The uncompromising powerhouses for heavy skylights and <a href=\"https:\/\/ventsystems.de\/en\/smoke-and-heat-extraction-shev-why-high-quality-drives-are-crucial-in-case-of-fire\/\">Smoke and heat exhaust ventilation (SHEV) applications<\/a><br \/>\nThanks to their enormous power reserves and highly precise, self-locking spindle technology, they effortlessly open and close sashes weighing several hundred kilograms \u2013 year after year, maintenance-free and almost silent.<br \/>\nTechnical highlights \u2013 configurable directly via the selection bar:<\/p>\n<p>Thrust and tensile force: 2,500 N<br \/>\nStroke from 100 mm to 1,000 mm (infinitely adjustable). For use in smoke ventilation systems, the actuator, the window and an approved smoke control panel must be matched to one another and verified for each project \u2013 we will be happy to advise you.<\/p>\n<h4>Related guides<\/h4>\n<ul>\n<li><a href=\"\/en\/replacing-rooflight-actuator\/\">Replacing a rooflight actuator<\/a><\/li>\n<li><a href=\"\/en\/retrofitting-skylights-drive-solutions-for-industrial-buildings\/\">Retrofitting rooflights<\/a><\/li>\n<li><a href=\"\/en\/retrofitting-electric-window-openers\/\">Retrofitting electric window openers<\/a><\/li>\n<li><a href=\"\/en\/window-actuator-24v-or-230v\/\">Window actuator: 24 V or 230 V?<\/a><\/li>\n<li><a href=\"\/en\/rwa-vs-nrwg-what-is-the-difference\/\">SHEV or NSHEV \u2013 the difference<\/a><\/li>\n<li><a href=\"\/en\/how-to-properly-install-an-electric-window-drive-5-points-for-a-reliable-installation\/\">Installing a window actuator correctly<\/a><\/li>\n<\/ul>\n<h2 class=\"vs-size\">Which actuator for which window size?<\/h2>\n<p>Guide values for insulating glass (2 \u00d7 4 mm), bottom-hung windows and fanlights with 300 mm stroke, roof windows with 30\u00b0 pitch, including 1.5\u00d7 reserve. Snow load is not included. Calculate precisely with the <a href=\"\/en\/window-actuator-calculator\/\">Window actuator calculator<\/a>.<\/p>\n<div>\n<table class=\"vs-cmp\">\n<thead>\n<tr>\n<th>Window<\/th>\n<th>Sash weight<\/th>\n<th>Required force<\/th>\n<th>Suitable actuator<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Bottom-hung window 0.8 \u00d7 0.6 m<\/td>\n<td>approx. 11 kg<\/td>\n<td>approx. 45 N<\/td>\n<td><a href=\"\/en\/product\/vs-ka\/\">VS-KA<\/a> 250 N<\/td>\n<\/tr>\n<tr>\n<td>Bottom-hung window 1.2 \u00d7 0.8 m<\/td>\n<td>approx. 21 kg<\/td>\n<td>approx. 65 N<\/td>\n<td><a href=\"\/en\/product\/vs-ka\/\">VS-KA<\/a> 250 N<\/td>\n<\/tr>\n<tr>\n<td>Fanlight 1.5 \u00d7 0.6 m<\/td>\n<td>approx. 20 kg<\/td>\n<td>approx. 80 N<\/td>\n<td>2 \u00d7 <a href=\"\/en\/product\/vs-ka-i\/\">VS-KA-i<\/a> synchronised or <a href=\"\/en\/product\/vs-dka-800\/\">VS-DKA 800<\/a> (wider than 1.2 m)<\/td>\n<\/tr>\n<tr>\n<td>Roof window 1.0 \u00d7 1.0 m<\/td>\n<td>approx. 22 kg<\/td>\n<td>approx. 140 N<\/td>\n<td><a href=\"\/en\/product\/vs-ka\/\">VS-KA<\/a> 250 N<\/td>\n<\/tr>\n<tr>\n<td>Roof window 1.2 \u00d7 1.5 m<\/td>\n<td>approx. 40 kg<\/td>\n<td>approx. 250 N<\/td>\n<td><a href=\"\/en\/product\/vs-ka\/\">VS-KA<\/a> 400 N<\/td>\n<\/tr>\n<tr>\n<td>Roof window 1.5 \u00d7 2.0 m<\/td>\n<td>approx. 66 kg<\/td>\n<td>approx. 420 N<\/td>\n<td><a href=\"\/en\/product\/vs-dka-800\/\">VS-DKA 800<\/a> or 2 \u00d7 <a href=\"\/en\/product\/vs-ka-i\/\">VS-KA-i<\/a><\/td>\n<\/tr>\n<tr>\n<td>Rooflight, glass roof, heavy sashes<\/td>\n<td>from approx. 80 kg<\/td>\n<td>from approx. 600 N<\/td>\n<td><a href=\"\/en\/product\/vs-la\/\">VS LA<\/a>, <a href=\"\/en\/product\/vs-sa\/\">VS-SA 2500<\/a> or <a href=\"\/en\/product\/vs-ka-2500\/\">VS-KA 2500<\/a><\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2 class=\"vs-zub\">Matching accessories<\/h2>\n<p>The 24 V version needs a control unit; for the 230 V version a ventilation switch is enough.<\/p>\n<div>\n<table class=\"vs-cmp\">\n<thead>\n<tr>\n<th>Accessories<\/th>\n<th>Used for<\/th>\n<th>Net price<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td><a href=\"\/en\/product\/vs-ls7\/\">VS-C24-7A controller<\/a><\/td>\n<td>converts 230 V into 24 V and drives up to 7 actuators<\/td>\n<td>60,00 \u20ac<\/td>\n<\/tr>\n<tr>\n<td><a href=\"\/en\/product\/vs-c24-f-1-remote-control-for-control-vs-c24-7a\/\">radio remote control VS-C24-F-1<\/a><\/td>\n<td>for the VS-C24-7A control unit<\/td>\n<td>14,00 \u20ac<\/td>\n<\/tr>\n<tr>\n<td><a href=\"\/en\/product\/vs-rs\/\">Rain sensor VS-RS<\/a><\/td>\n<td>closes the windows when it rains<\/td>\n<td>33,00 \u20ac<\/td>\n<\/tr>\n<tr>\n<td><a href=\"\/en\/product\/vs-ws\/\">Wind-rain light sensor VS-WRLS<\/a><\/td>\n<td>Wind, rain and brightness<\/td>\n<td>55,00 \u20ac<\/td>\n<\/tr>\n<tr>\n<td><a href=\"\/en\/product\/vs-ad-c24\/\">On-board charger VS-AD C24<\/a><\/td>\n<td>Housing for the control unit<\/td>\n<td>8,00 \u20ac<\/td>\n<\/tr>\n<tr>\n<td><a href=\"\/en\/product\/vs-lt-230\/\">VS-LT 230 ventilation switch<\/a><\/td>\n<td>Switch for 230 V actuators, flush-mounted<\/td>\n<td>11,99 \u20ac<\/td>\n<\/tr>\n<tr>\n<td><a href=\"\/en\/product\/vs-lt-a-surface-mounted-ventilation-button\/\">VS-LT-A surface-mounted ventilation switch<\/a><\/td>\n<td>Surface-mounted switch<\/td>\n<td>12,99 \u20ac<\/td>\n<\/tr>\n<tr>\n<td><a href=\"\/en\/product\/vs-ad-lt\/\">VS-AD LT surface-mounted housing<\/a><\/td>\n<td>Housing for the VS-LT 230<\/td>\n<td>6,80 \u20ac<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<\/div>\n<h2>Frequently asked questions<\/h2>\n<h3>What force and stroke does the VS-SA 2500 have?<\/h3>\n<p>2,500 N of push and pull force with a stroke of 100 to 1,000 mm.<\/p>\n<h3>Does the sash hold its position without power?<\/h3>\n<p>Yes. The self-locking spindle holds the sash in position even without power.<\/p>\n<h3>What is the VS-SA 2500 suitable for?<\/h3>\n<p>For heavy rooflight domes and large flaps, including sashes weighing several hundred kilograms.<\/p>","protected":false},"excerpt":{"rendered":"<p>VS-SA 2500 spindle drive \u2013 powerful and specially designed for heavy skylights.<\/p>","protected":false},"featured_media":15842,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false},"product_brand":[101],"product_cat":[1137],"product_tag":[],"class_list":["post-14319","product","type-product","status-publish","has-post-thumbnail","product_brand-vent-systems","product_cat-spindelantriebe","pa_hublaenge-51","pa_hublaenge-64","pa_hublaenge-53","pa_hublaenge-55","pa_hublaenge-57","pa_hublaenge-59","pa_hublaenge-62","pa_hublaenge-68","pa_hublaenge-63","pa_hublaenge-69","first","instock","taxable","shipping-taxable","purchasable","product-type-variable","has-product-safety-information"],"acf":[],"_links":{"self":[{"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/product\/14319","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/comments?post=14319"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/media\/15842"}],"wp:attachment":[{"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/media?parent=14319"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/product_brand?post=14319"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/product_cat?post=14319"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/ventsystems.de\/en\/wp-json\/wp\/v2\/product_tag?post=14319"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}