{"product_id":"3-5kw-air-cooled-spindle-with-vfd-kit","title":"3.5kW Air Cooled Spindle With VFD Kit.","description":"\u003cdiv\u003e\n\u003cp\u003eThis \u003cstrong\u003e3.5kW spindle and VFD kit\u003c\/strong\u003e is built for \u003cstrong\u003emedium to heavy-duty CNC routing and milling\u003c\/strong\u003e. The \u003cstrong\u003eair cooled square spindle\u003c\/strong\u003e provides excellent rigidity and smooth high-speed cutting without the need for water cooling. Paired with a \u003cstrong\u003e4kW VFD (H100 Mini or HY Series)\u003c\/strong\u003e, this kit offers precise spindle speed control and reliable performance for demanding machining applications.\u003c\/p\u003e\n\u003cp\u003eA \u003cstrong\u003e13-piece ER20 collet set\u003c\/strong\u003e is included, allowing a wide range of tool sizes to be used.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eIncludes:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e1× 3.5kW Air Cooled Square Spindle\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1× 4kW VFD (H100 Mini or HY Series)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e1× ER20 13pc Collet Set\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003e\u003cstrong\u003eSpindle Specifications:\u003c\/strong\u003e\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003ePower:\u003c\/strong\u003e 3.5kW\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eVoltage:\u003c\/strong\u003e 220V\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCurrent:\u003c\/strong\u003e 10A\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCollet System:\u003c\/strong\u003e ER20 (13-piece set included)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBearings:\u003c\/strong\u003e 7005DB + 6002DT (High Precision)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eSpeed:\u003c\/strong\u003e 0–24,000 RPM\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eFrequency:\u003c\/strong\u003e 0–400Hz\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eRunout:\u003c\/strong\u003e \u0026lt; 0.005mm\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eCooling Method:\u003c\/strong\u003e Air Cooled\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003eBody Style:\u003c\/strong\u003e Square\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cimg alt=\"3.5kw air cooled spindle dimensions\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0596\/8370\/0902\/files\/3.5kW_Air_Cooled_Spindle_dimensions.jpg?v=1713612346\" style=\"margin-bottom: 16px; float: none;\"\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\u003cbr\u003e\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0596\/8370\/0902\/files\/HY01D523B-VFD-Manual.pdf?v=1737034097\" title=\"HY VFD Manual\"\u003eClick Here\u003c\/a\u003e to view the HY VFD manual\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003ca href=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0596\/8370\/0902\/files\/H100_VFD.pdf?v=1717004620\" title=\"H100 Mini VFD Manual\"\u003eClick Here\u003c\/a\u003e to view the H100 Mini VFD manual\u003c\/div\u003e\n\u003cdiv style=\"text-align: left;\"\u003e\n\u003ca title=\"Link to spindle installation blog\" href=\"https:\/\/cnconline.co.za\/blogs\/blog\/spindle-install-setup\"\u003eClick Here\u003c\/a\u003e\u003cspan\u003e to view installation blog.\u003c\/span\u003e\n\u003c\/div\u003e","brand":"CNC Online SA","offers":[{"title":"4kW HY","offer_id":57583387115686,"sku":"1000596","price":12599.0,"currency_code":"ZAR","in_stock":true},{"title":"4kW H100 220V","offer_id":57583387148454,"sku":"1000595","price":12999.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0596\/8370\/0902\/files\/ChatGPT_Image_Aug_27_2026_11_57_43_AM.png?v=1787824703","url":"https:\/\/cnconline.co.za\/products\/3-5kw-air-cooled-spindle-with-vfd-kit","provider":"CNC Online SA","version":"1.0","type":"link"}