{"product_id":"elta-smb400-4-1ac-inline-mixed-flow-box-fan-400mm-single-phase-ac","title":"Elta SMB400\/4-1AC Inline Mixed Flow Box Fan - 400mm Single Phase AC","description":"\u003cp data-start=\"529\" data-end=\"1228\"\u003eThe \u003cstrong data-start=\"533\" data-end=\"589\"\u003eElta SMB400\/4‑1AC Inline Mixed Flow Box Fan – 400 mm\u003c\/strong\u003e is a high‑performance duct‑mounted ventilation fan engineered for commercial and industrial applications. Part of Elta’s \u003cstrong data-start=\"711\" data-end=\"728\"\u003eMultiflow SMB\u003c\/strong\u003e range, this mixed‑flow box fan combines a rugged pre‑galvanised steel casing with a backward‑curved aerofoil impeller to deliver high volume airflow with excellent efficiency and reduced acoustic emissions. Designed for easy installation with \u003cstrong data-start=\"972\" data-end=\"1003\"\u003eDuctmate flange connections\u003c\/strong\u003e, and suitable for temperatures up to \u003cstrong data-start=\"1041\" data-end=\"1051\"\u003e+60 °C\u003c\/strong\u003e, this single‑phase AC unit is ideal for HVAC extract and supply systems in workshops, factories, retail spaces, and large duct networks. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003chr data-start=\"1230\" data-end=\"1233\"\u003e\n\u003ch2 data-section-id=\"kthcb7\" data-start=\"1235\" data-end=\"1268\"\u003e\u003cstrong data-start=\"1238\" data-end=\"1266\"\u003eMaterial \u0026amp; Build Quality\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1269\" data-end=\"1942\"\u003e\n\u003cli data-section-id=\"dunbh5\" data-start=\"1269\" data-end=\"1401\"\u003e\n\u003cp data-start=\"1271\" data-end=\"1401\"\u003e\u003cstrong data-start=\"1271\" data-end=\"1282\"\u003eCasing:\u003c\/strong\u003e Pre‑galvanised sheet steel construction for strength and corrosion resistance. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"wmz8gd\" data-start=\"1402\" data-end=\"1545\"\u003e\n\u003cp data-start=\"1404\" data-end=\"1545\"\u003e\u003cstrong data-start=\"1404\" data-end=\"1417\"\u003eImpeller:\u003c\/strong\u003e Backward‑curved aerofoil blades in a mixed‑flow design for high airflow and efficiency. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1eu1h2k\" data-start=\"1546\" data-end=\"1674\"\u003e\n\u003cp data-start=\"1548\" data-end=\"1674\"\u003e\u003cstrong data-start=\"1548\" data-end=\"1558\"\u003eMotor:\u003c\/strong\u003e Single‑phase AC external rotor with sealed bearings for reliable operation. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"hejl39\" data-start=\"1675\" data-end=\"1808\"\u003e\n\u003cp data-start=\"1677\" data-end=\"1808\"\u003e\u003cstrong data-start=\"1677\" data-end=\"1700\"\u003eFlange Connections:\u003c\/strong\u003e Ductmate flanges at each end for straightforward duct installation. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1c1geeu\" data-start=\"1809\" data-end=\"1942\"\u003e\n\u003cp data-start=\"1811\" data-end=\"1942\"\u003e\u003cstrong data-start=\"1811\" data-end=\"1830\"\u003eOperating Temp:\u003c\/strong\u003e Rated for operation up to \u003cstrong data-start=\"1857\" data-end=\"1867\"\u003e+60 °C\u003c\/strong\u003e, suitable for general ventilation. \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1944\" data-end=\"1947\"\u003e\n\u003ch2 data-section-id=\"q11yyz\" data-start=\"1949\" data-end=\"1970\"\u003e\u003cstrong data-start=\"1952\" data-end=\"1970\"\u003eSpecifications\u003c\/strong\u003e\u003c\/h2\u003e\n\u003cul data-start=\"1972\" data-end=\"3064\"\u003e\n\u003cli data-section-id=\"6beojf\" data-start=\"1972\" data-end=\"2080\"\u003e\n\u003cp data-start=\"1974\" data-end=\"2080\"\u003e\u003cstrong data-start=\"1974\" data-end=\"1991\"\u003eProduct Type:\u003c\/strong\u003e Inline mixed flow box fan (Multiflow SMB series) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"j1v312\" data-start=\"2081\" data-end=\"2164\"\u003e\n\u003cp data-start=\"2083\" data-end=\"2164\"\u003e\u003cstrong data-start=\"2083\" data-end=\"2093\"\u003eModel:\u003c\/strong\u003e SMB400\/4‑1AC (Single‑Phase AC) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"qnj2vu\" data-start=\"2165\" data-end=\"2235\"\u003e\n\u003cp data-start=\"2167\" data-end=\"2235\"\u003e\u003cstrong data-start=\"2167\" data-end=\"2184\"\u003eFan Diameter:\u003c\/strong\u003e \u003cstrong data-start=\"2185\" data-end=\"2195\"\u003e400 mm\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"59931o\" data-start=\"2236\" data-end=\"2347\"\u003e\n\u003cp data-start=\"2238\" data-end=\"2347\"\u003e\u003cstrong data-start=\"2238\" data-end=\"2253\"\u003eMotor Type:\u003c\/strong\u003e Single‑phase AC external rotor with sealed bearings \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"64kyps\" data-start=\"2348\" data-end=\"2433\"\u003e\n\u003cp data-start=\"2350\" data-end=\"2433\"\u003e\u003cstrong data-start=\"2350\" data-end=\"2370\"\u003eCasing Material:\u003c\/strong\u003e Pre‑galvanised steel \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"8rua2q\" data-start=\"2434\" data-end=\"2540\"\u003e\n\u003cp data-start=\"2436\" data-end=\"2540\"\u003e\u003cstrong data-start=\"2436\" data-end=\"2454\"\u003eImpeller Type:\u003c\/strong\u003e Backward‑curved, aerofoil mixed‑flow blades \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1xdrthu\" data-start=\"2541\" data-end=\"2679\"\u003e\n\u003cp data-start=\"2543\" data-end=\"2679\"\u003e\u003cstrong data-start=\"2543\" data-end=\"2564\"\u003eFlow Performance:\u003c\/strong\u003e High volume with efficient static pressure performance (model dependent) \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"1pt1pyp\" data-start=\"2680\" data-end=\"2760\"\u003e\n\u003cp data-start=\"2682\" data-end=\"2760\"\u003e\u003cstrong data-start=\"2682\" data-end=\"2701\"\u003eOperating Temp:\u003c\/strong\u003e Up to \u003cstrong data-start=\"2708\" data-end=\"2718\"\u003e+60 °C\u003c\/strong\u003e \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"13ja717\" data-start=\"2761\" data-end=\"2883\"\u003e\n\u003cp data-start=\"2763\" data-end=\"2883\"\u003e\u003cstrong data-start=\"2763\" data-end=\"2780\"\u003eInstallation:\u003c\/strong\u003e Inline duct mounted with flanged ends for ease of connection \u003cspan class=\"\" data-state=\"closed\"\u003e\u003c\/span\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"zmlt90\" data-start=\"2884\" data-end=\"3064\"\u003e\n\u003cp data-start=\"2886\" data-end=\"3064\"\u003e\u003cstrong data-start=\"2886\" data-end=\"2903\"\u003eApplications:\u003c\/strong\u003e HVAC extract and supply, ventilation in workshops, industrial facilities, commercial buildings, and large duct systems\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Direct Duct Supplies","offers":[{"title":"Default Title","offer_id":57353579856197,"sku":null,"price":944.98,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1037\/5168\/0325\/files\/EltaSMB4004-1ACInlineMixedFlowBoxFan-400mmSinglePhaseA.png?v=1773214108","url":"https:\/\/directductsupplies.com\/products\/elta-smb400-4-1ac-inline-mixed-flow-box-fan-400mm-single-phase-ac","provider":"Direct Duct Supplies","version":"1.0","type":"link"}