{"id":3036,"date":"2026-07-03T14:44:25","date_gmt":"2026-07-03T06:44:25","guid":{"rendered":"https:\/\/www.kcvents.com\/products\/sf-low-noise-axial-fan\/"},"modified":"2026-07-03T14:44:25","modified_gmt":"2026-07-03T06:44:25","slug":"sf-low-noise-axial-fan","status":"publish","type":"product","link":"https:\/\/www.kcvents.com\/ru\/products\/sf-low-noise-axial-fan\/","title":{"rendered":"SF Low Noise Axial Fan"},"content":{"rendered":"
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System Overview<\/span><\/h2>\n
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SF Low Noise Axial Fan is made for large spaces that need air to move steadily without adding harsh background noise. It brings practical ventilation to industrial and commercial environments where comfort and airflow both matter.<\/p>\n

With efficient axial airflow, durable construction and clear model data, the series supports workshops, warehouses and equipment rooms that need reliable fresh-air movement or exhaust ventilation.<\/p>\n <\/div>\n <\/section>\n\n

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Core Engineering Features<\/span><\/h2>\n

Built for large-area ventilation, the SF series combines efficient airflow, low-noise operation and straightforward installation.<\/p>\n

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AXIAL FLOW<\/div>\n

Efficient large-area ventilation<\/h3>\n

The axial design supports practical air exchange across workshops, warehouses and similar open spaces.<\/p>\n <\/div>\n\n

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LOW NOISE<\/div>\n

Quieter daily operation<\/h3>\n

Noise-conscious design helps keep occupied work areas more comfortable.<\/p>\n <\/div>\n\n

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DURABLE BODY<\/div>\n

Industrial construction<\/h3>\n

Robust materials support long-hour operation and repeated project use.<\/p>\n <\/div>\n\n

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EASY MOUNT<\/div>\n

Simple installation and maintenance<\/h3>\n

The fan is easier to install and service than complex fixed ventilation assemblies.<\/p>\n <\/div>\n\n

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MODEL DATA<\/div>\n

Size and performance tables included<\/h3>\n

Clear parameters help buyers compare dimensions, airflow and motor data before ordering.<\/p>\n <\/div>\n\n

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ENERGY USE<\/div>\n

Efficient air movement<\/h3>\n

Practical airflow delivery helps reduce wasted power in everyday ventilation tasks.<\/p>\n <\/div>\n <\/div>\n <\/section>\n\n\n

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Technical Specifications<\/span><\/h2>\n\n\n
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<\/i> Dimensional Parameters<\/h3>\n
\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
Model<\/th>\nD<\/th>\nD1<\/th>\nD2<\/th>\nD3<\/th>\nL1<\/th>\nL2<\/th>\nL3<\/th>\nH1<\/th>\nH2<\/th>\nn-d1<\/th>\nA<\/th>\nB<\/th>\nd2<\/th>\n<\/tr>\n<\/thead>\n
2<\/td>\n210<\/td>\n230<\/td>\n255<\/td>\n\/<\/td>\n235<\/td>\n\/<\/td>\n\/<\/td>\n1350<\/td>\n\/<\/td>\n6-7<\/td>\n140<\/td>\n256<\/td>\n9<\/td>\n<\/tr>\n
2.5<\/td>\n260<\/td>\n290<\/td>\n310<\/td>\n345<\/td>\n260<\/td>\n270<\/td>\n280<\/td>\n183<\/td>\n470<\/td>\n6-9<\/td>\n200<\/td>\n282<\/td>\n9<\/td>\n<\/tr>\n
3<\/td>\n310<\/td>\n340<\/td>\n360<\/td>\n395<\/td>\n260<\/td>\n280<\/td>\n300<\/td>\n197<\/td>\n470<\/td>\n6-9<\/td>\n250<\/td>\n282<\/td>\n9<\/td>\n<\/tr>\n
3.5<\/td>\n362<\/td>\n392<\/td>\n420<\/td>\n440<\/td>\n325<\/td>\n350<\/td>\n390<\/td>\n238<\/td>\n460<\/td>\n6-9<\/td>\n290<\/td>\n352<\/td>\n9<\/td>\n<\/tr>\n
4<\/td>\n412<\/td>\n440<\/td>\n472<\/td>\n500<\/td>\n340<\/td>\n370<\/td>\n420<\/td>\n273<\/td>\n525<\/td>\n6-9<\/td>\n340<\/td>\n365<\/td>\n9<\/td>\n<\/tr>\n
4.5<\/td>\n462<\/td>\n490<\/td>\n522<\/td>\n560<\/td>\n340<\/td>\n370<\/td>\n400<\/td>\n298<\/td>\n525<\/td>\n6-9<\/td>\n340<\/td>\n365<\/td>\n9<\/td>\n<\/tr>\n
5<\/td>\n512<\/td>\n542<\/td>\n572<\/td>\n600<\/td>\n350<\/td>\n380<\/td>\n450<\/td>\n317<\/td>\n630<\/td>\n6-9<\/td>\n430<\/td>\n378<\/td>\n9<\/td>\n<\/tr>\n
5.5<\/td>\n562<\/td>\n592<\/td>\n625<\/td>\n670<\/td>\n450<\/td>\n480<\/td>\n520<\/td>\n345<\/td>\n630<\/td>\n6-9<\/td>\n434<\/td>\n478<\/td>\n10<\/td>\n<\/tr>\n
6<\/td>\n612<\/td>\n646<\/td>\n690<\/td>\n690<\/td>\n500<\/td>\n530<\/td>\n580<\/td>\n400<\/td>\n685<\/td>\n8-10<\/td>\n500<\/td>\n528<\/td>\n12<\/td>\n<\/tr>\n
7<\/td>\n720<\/td>\n750<\/td>\n790<\/td>\n810<\/td>\n535<\/td>\n570<\/td>\n620<\/td>\n460<\/td>\n770<\/td>\n8-12<\/td>\n540<\/td>\n593<\/td>\n14<\/td>\n<\/tr>\n
8<\/td>\n825<\/td>\n865<\/td>\n905<\/td>\n920<\/td>\n600<\/td>\n640<\/td>\n690<\/td>\n551<\/td>\n870<\/td>\n8-12<\/td>\n630<\/td>\n658<\/td>\n14<\/td>\n<\/tr>\n
10<\/td>\n1030<\/td>\n1075<\/td>\n1110<\/td>\n\/<\/td>\n805<\/td>\n\/<\/td>\n\/<\/td>\n682<\/td>\n\/<\/td>\n8-13<\/td>\n800<\/td>\n860<\/td>\n14<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n <\/div>\n\n
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<\/i> Performance Parameters<\/h3>\n
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Model<\/th>\nPower (kW)<\/th>\nVoltage (V)<\/th>\nSpeed (r\/min)<\/th>\nAirflow (m\u00b3\/h)<\/th>\nPressure (Pa)<\/th>\nNoise (dB\/A)<\/th>\n<\/tr>\n<\/thead>\n
SF2-2<\/td>\n0.12<\/td>\n38<\/td>\n2800<\/td>\n1300<\/td>\n140<\/td>\n62<\/td>\n<\/tr>\n
SF2-2R<\/td>\n0.12<\/td>\n220<\/td>\n2800<\/td>\n1300<\/td>\n140<\/td>\n62<\/td>\n<\/tr>\n
SF2-4<\/td>\n0.06<\/td>\n380<\/td>\n1450<\/td>\n600<\/td>\n20<\/td>\n57<\/td>\n<\/tr>\n
SF2-4R<\/td>\n0.06<\/td>\n220<\/td>\n1450<\/td>\n600<\/td>\n20<\/td>\n57<\/td>\n<\/tr>\n
SF2.5-2<\/td>\n0.25<\/td>\n380<\/td>\n2800<\/td>\n2100<\/td>\n215<\/td>\n65<\/td>\n<\/tr>\n
SF2.5-2R<\/td>\n0.25<\/td>\n220<\/td>\n2800<\/td>\n2100<\/td>\n215<\/td>\n65<\/td>\n<\/tr>\n
SF2.5-4<\/td>\n0.09<\/td>\n380<\/td>\n1450<\/td>\n1000<\/td>\n35<\/td>\n59<\/td>\n<\/tr>\n
SF2.5-4R<\/td>\n0.09<\/td>\n220<\/td>\n1450<\/td>\n1000<\/td>\n35<\/td>\n59<\/td>\n<\/tr>\n
SF3-2<\/td>\n0.37<\/td>\n380<\/td>\n2800<\/td>\n3000<\/td>\n230<\/td>\n68<\/td>\n<\/tr>\n
SF3-2R<\/td>\n0.37<\/td>\n220<\/td>\n2800<\/td>\n3000<\/td>\n230<\/td>\n68<\/td>\n<\/tr>\n
SF3-4<\/td>\n0.12<\/td>\n380<\/td>\n4150<\/td>\n2000<\/td>\n59<\/td>\n61<\/td>\n<\/tr>\n
SF3-4R<\/td>\n0.12<\/td>\n220<\/td>\n4150<\/td>\n2000<\/td>\n59<\/td>\n61<\/td>\n<\/tr>\n
SF3.5-2<\/td>\n0.75<\/td>\n380<\/td>\n2800<\/td>\n6000<\/td>\n260<\/td>\n70<\/td>\n<\/tr>\n
SF3.5-2R<\/td>\n0.75<\/td>\n220<\/td>\n2800<\/td>\n6000<\/td>\n260<\/td>\n70<\/td>\n<\/tr>\n
SF3.5-4<\/td>\n0.25<\/td>\n380<\/td>\n1450<\/td>\n4000<\/td>\n100<\/td>\n63<\/td>\n<\/tr>\n
SF3.5-4R<\/td>\n0.25<\/td>\n220<\/td>\n1450<\/td>\n4000<\/td>\n100<\/td>\n63<\/td>\n<\/tr>\n
SF4-4<\/td>\n0.55<\/td>\n380<\/td>\n1450<\/td>\n5870<\/td>\n149<\/td>\n72<\/td>\n<\/tr>\n
SF4-4R<\/td>\n0.55<\/td>\n220<\/td>\n1450<\/td>\n5870<\/td>\n149<\/td>\n72<\/td>\n<\/tr>\n
SF4-2<\/td>\n1.5<\/td>\n380<\/td>\n2880<\/td>\n10000<\/td>\n170<\/td>\n80<\/td>\n<\/tr>\n
SF4-2R<\/td>\n1.5<\/td>\n220<\/td>\n2800<\/td>\n10000<\/td>\n170<\/td>\n80<\/td>\n<\/tr>\n
SF5-4<\/td>\n0.57<\/td>\n380<\/td>\n1450<\/td>\n10000<\/td>\n200<\/td>\n74<\/td>\n<\/tr>\n
SF5-4R<\/td>\n0.73<\/td>\n220<\/td>\n1450<\/td>\n10000<\/td>\n170<\/td>\n74<\/td>\n<\/tr>\n
SF5-6<\/td>\n2.2<\/td>\n380<\/td>\n960<\/td>\n7700<\/td>\n120<\/td>\n66<\/td>\n<\/tr>\n
SF6-4<\/td>\n1.1<\/td>\n380<\/td>\n1450<\/td>\n18700<\/td>\n300<\/td>\n80<\/td>\n<\/tr>\n
SF6-6<\/td>\n3.0<\/td>\n380<\/td>\n960<\/td>\n14500<\/td>\n180<\/td>\n75<\/td>\n<\/tr>\n
SF7-4<\/td>\n2.2<\/td>\n380<\/td>\n1450<\/td>\n24500<\/td>\n350<\/td>\n85<\/td>\n<\/tr>\n
SF7-6<\/td>\n3<\/td>\n380<\/td>\n960<\/td>\n21500<\/td>\n210<\/td>\n80<\/td>\n<\/tr>\n
SF8-4<\/td>\n2.2<\/td>\n380<\/td>\n1450<\/td>\n37200<\/td>\n235<\/td>\n88<\/td>\n<\/tr>\n
SF8-6<\/td>\n3<\/td>\n380<\/td>\n960<\/td>\n28000<\/td>\n196<\/td>\n82<\/td>\n<\/tr>\n
SF10-6<\/td>\n4<\/td>\n380<\/td>\n960<\/td>\n50000<\/td>\n260<\/td>\n88<\/td>\n<\/tr>\n<\/tbody>\n<\/table><\/div>\n <\/div>\n <\/section>\n\n
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Target Applications<\/span><\/h2>\n

Low-noise axial ventilation for large spaces that need steady air exchange and easy installation.<\/p>\n

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Workshops<\/h3>\n

General ventilation support for production and repair areas.<\/p>\n <\/div>\n\n

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Warehouses<\/h3>\n

Air movement for storage spaces where stagnant air affects comfort and goods.<\/p>\n <\/div>\n\n

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Commercial Facilities<\/h3>\n

Ventilation support for shared service areas and equipment zones.<\/p>\n <\/div>\n\n

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Equipment Rooms<\/h3>\n

Helps move warm or stale air away from machinery and utility spaces.<\/p>\n <\/div>\n <\/div>\n <\/div>\n <\/section>\n\n \n

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Quality Assurance & Warranty<\/span><\/h2>\n

We eliminate procurement and installation risks through rigorous factory verification and straightforward B2B warranty support.<\/p>\n

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100% Pre-Shipment Inspection<\/h3>\n

Every batch undergoes strict functional and dimensional routing tests, including blade assembly inspection, motor running test, noise review, airflow confirmation, mounting size check and model-to-table matching. We ensure that every single unit arrives at your project site fully functional and ready for flawless installation.<\/p>\n <\/div>\n

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Reliable Hardware Warranty<\/h3>\n

We stand firmly behind our manufacturing craftsmanship. In the rare event of any material defect or mechanical failure under standard project operations, KCVENTS provides a straightforward, hassle-free hardware replacement service to secure your timeline.<\/p>\n <\/div>\n <\/div>\n <\/div>\n <\/section>\n\n

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