{"product_id":"systemair-dhs-400ds-sileo-centrifugal-roof-fan-horizontal-discharge-2-620m-h-high-efficiency-low-noise-aluminum-casing-galvanized-steel-base","title":"Systemair DHS 400DS Sileo Centrifugal Roof Fan – Horizontal Discharge, 2,620m³\/h, High Efficiency, Low Noise, Aluminum Casing, Galvanized Steel Base","description":"\u003cul\u003e\n\u003cli data-start=\"1148\" data-end=\"1290\"\u003e\n\u003cstrong data-start=\"1148\" data-end=\"1181\"\u003eHigh Performance \u0026amp; Low Noise:\u003c\/strong\u003e 3D profiled impellers with backward-curved blades deliver 2,620m³\/h airflow while minimizing sound levels.\u003c\/li\u003e\n\u003cli data-start=\"1293\" data-end=\"1426\"\u003e\n\u003cstrong data-start=\"1293\" data-end=\"1318\"\u003eDurable Construction:\u003c\/strong\u003e Aluminum casing and galvanized steel base for long-lasting durability, suitable for coastal applications.\u003c\/li\u003e\n\u003cli data-start=\"1429\" data-end=\"1606\"\u003e\n\u003cstrong data-start=\"1429\" data-end=\"1450\"\u003eMotor Protection:\u003c\/strong\u003e Integrated thermal contacts prevent motor overheating; motors up to size 311 have manual reset, larger sizes compatible with external protection devices.\u003c\/li\u003e\n\u003cli data-start=\"1609\" data-end=\"1752\"\u003e\n\u003cstrong data-start=\"1609\" data-end=\"1632\"\u003eSpeed Controllable:\u003c\/strong\u003e External rotor motors are fully speed-controllable via voltage or frequency converter (requires all pole sineFilter).\u003c\/li\u003e\n\u003cli data-start=\"1755\" data-end=\"1919\"\u003e\n\u003cstrong data-start=\"1755\" data-end=\"1788\"\u003eMaintenance-Free Reliability:\u003c\/strong\u003e Vibration-dampened motor mounts, composite material impellers, and high-efficiency fan blade design ensure dependable operation.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"336\" data-end=\"1114\"\u003eThe \u003cstrong data-start=\"340\" data-end=\"390\"\u003eSystemair DHS 400DS Sileo Centrifugal Roof Fan\u003c\/strong\u003e is designed for high air volume applications requiring medium pressure and exceptionally low noise levels. Featuring 3D profiled impellers with backward-curved blades and external rotor motors, this horizontal discharge fan offers speed control via voltage adjustment or frequency converters (with sineFilter for optimal performance). The robust aluminum casing and galvanized steel base make it ideal for coastal environments, while vibration-dampening motor mounts reduce operational noise. Integrated thermal contacts protect the motor from overheating, ensuring safety and reliability. Maintenance-free and highly efficient, the DHS 400DS Sileo is perfect for commercial, industrial, or demanding ventilation systems.\u003c\/p\u003e","brand":"Puravent","offers":[{"title":"Default Title","offer_id":53345489715537,"sku":"36121","price":1082.26,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0982\/4098\/7473\/files\/4_e83e2424-22ed-4c1c-baff-e176f7448754.jpg?v=1773935515","url":"https:\/\/veralis.co.uk\/products\/systemair-dhs-400ds-sileo-centrifugal-roof-fan-horizontal-discharge-2-620m-h-high-efficiency-low-noise-aluminum-casing-galvanized-steel-base","provider":"Veralis","version":"1.0","type":"link"}