{"product_id":"ebm-papst-r3g450-series-radipac-ec-centrifugal-fan-o450mm","title":"ebm‑papst R3G450 Series RadiPac EC Centrifugal Fan Ø450mm","description":"\u003cdiv class=\"fan-product\"\u003e\n\n\u003ch2\u003eebm‑papst R3G450 Series RadiPac EC Centrifugal Fan Ø450mm\u003c\/h2\u003e\n\u003cp\u003eebm‑papst R3G450 series RadiPac high‑efficiency GreenTech EC backward‑curved centrifugal motor‑impeller modules, Ø450 mm, maintenance‑free ball bearing, IP55 protection. These free‑wheel centrifugal units are widely used for AHU air handling units, data‑center air‑handling, large industrial ventilation, energy‑storage cabinet and building HVAC systems.\u003c\/p\u003e\n\n\u003ch3\u003eR3G450 Series Basic Specifications\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; margin-bottom:24px;\"\u003e\n    \u003ctbody\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eFan Type\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eGreenTech EC backward‑curved centrifugal fan (RadiPac short‑version module)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eImpeller Diameter\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eØ450 mm\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eProtection Class\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eIP55\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eInsulation Class\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eClass F\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eBearing\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eMaintenance‑free ball bearing, S1 24\/7 continuous operation\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eControl \u0026amp; Signal\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003e0‑10V \/ PWM speed control, Modbus‑RTU RS485, Tachometer speed output, Fan‑Good fault output\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eRotation Direction\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eClockwise (viewed towards rotor)\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eOperating Temperature\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003e-25 ℃ ~ +60 ℃ (varies by model)\u003c\/td\u003e\n        \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eR3G450 Series Model List\u003c\/h3\u003e\n\u003ctable style=\"width:100%; border-collapse:collapse; margin-bottom:24px;\"\u003e\n    \u003cthead\u003e\n        \u003ctr style=\"background:#f5f5f5;\"\u003e\n            \u003cth style=\"border:1px solid #ddd; padding:10px 12px; text-align:left;\"\u003eModel Number\u003c\/th\u003e\n            \u003cth style=\"border:1px solid #ddd; padding:10px 12px; text-align:left;\"\u003eVoltage\u003c\/th\u003e\n            \u003cth style=\"border:1px solid #ddd; padding:10px 12px; text-align:left;\"\u003ePower\u003c\/th\u003e\n            \u003cth style=\"border:1px solid #ddd; padding:10px 12px; text-align:left;\"\u003eSpeed\u003c\/th\u003e\n            \u003cth style=\"border:1px solid #ddd; padding:10px 12px; text-align:left;\"\u003eRemarks\u003c\/th\u003e\n        \u003c\/tr\u003e\n    \u003c\/thead\u003e\n    \u003ctbody\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eR3G450‑AG33‑01\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003e3~ 380‑480VAC\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003e1000W\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003e1550 rpm\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eStandard 3-phase unit\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eR3G450‑PA23‑71\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003e3~ 380‑480VAC\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003e2900W\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003e2140 rpm\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eAirFoil impeller, high‑performance version\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eR3G450‑PB24‑01\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003e3~ 380‑480VAC\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003e5250W\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003e2600 rpm\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eHigh‑power three‑phase standard unit\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eR3G450‑RH33‑01\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003e3~ 380‑480VAC\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003e970W\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003e1550 rpm\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eAHU \u0026amp; precision cooling applications\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eR3G450‑FK59‑01\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003e3~ 380‑480VAC\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003e1500W\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003e1860 rpm\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eRadiCal standard centrifugal module\u003c\/td\u003e\n        \u003c\/tr\u003e\n        \u003ctr\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eR3G450‑AZ30‑01\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003e3~ 380‑480VAC\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003e5370W\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003e2750 rpm\u003c\/td\u003e\n            \u003ctd style=\"border:1px solid #ddd; padding:10px 12px;\"\u003eHigh‑power industrial ventilation\u003c\/td\u003e\n        \u003c\/tr\u003e\n    \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cdiv style=\"background:#fff8e6; padding:12px 16px; border-radius:6px; border-left:4px solid #f2c037; margin-bottom:24px;\"\u003e\n\u003cstrong\u003eImportant Notice:\u003c\/strong\u003e All models share the same Ø450 mm impeller and mounting hole dimensions.\n\u003cbr\u003eThey are \u003cstrong\u003eNOT drop‑in interchangeable\u003c\/strong\u003e. Voltage, power, airflow‑pressure curves differ significantly.\n\u003cbr\u003ePlease request the official datasheet for exact performance data before ordering or replacement.\n\u003c\/div\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eOriginal ebm‑papst RadiPac GreenTech EC high‑efficiency centrifugal motor‑impeller module, backward‑curved aluminium impeller\u003c\/li\u003e\n\u003cli\u003eMaintenance‑free dual ball bearing design, long service life for 24\/7 continuous S1 industrial operation\u003c\/li\u003e\n\u003cli\u003eIP55 protection grade, suitable for indoor AHU, building ventilation and industrial air‑handling equipment\u003c\/li\u003e\n\u003cli\u003eFlexible speed regulation via 0‑10 V or PWM; selected versions support MODBUS‑RTU RS485 serial communication for BMS system integration\u003c\/li\u003e\n\u003cli\u003eCompact free‑wheel module design; customer needs to integrate into own cabinet \/ scroll housing; optional inlet‑ring accessory available\u003c\/li\u003e\n\u003cli\u003eWide application flexibility for large‑air‑volume, high‑static‑pressure ventilation projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eApplications\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003eAHU Air‑Handling Units \u0026amp; Building HVAC ventilation\u003c\/li\u003e\n\u003cli\u003eData‑center air handling \u0026amp; rack cooling systems\u003c\/li\u003e\n\u003cli\u003eLarge industrial ventilation and air‑treatment equipment\u003c\/li\u003e\n\u003cli\u003eEnergy‑storage cabinet ventilation\u003c\/li\u003e\n\u003cli\u003eCommercial building air‑conditioning systems\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cdiv style=\"margin:26px 0; padding:14px; background:#f7f7f7; border-radius:8px;\"\u003e\n\u003cp style=\"font-size:15px; margin:0; line-height:1.7;\"\u003e\u003cstrong\u003eServices:\u003c\/strong\u003e Fast Global Lead Time | Worldwide Door‑to‑Door Shipping | Cross‑Brand Equivalent Replacement Supply | Pre‑Production Sample Validation | Full Performance Testing \u0026amp; Warranty Support | Mass In‑Stock Inventory | ISO Standard Quality Assurance | Custom Technical Modification | Cost‑Optimized Industrial Cooling Modules\u003c\/p\u003e\n\u003c\/div\u003e\n\n\u003ch3\u003eProduct Technical Introduction\u003c\/h3\u003e\n\u003cp\u003eWe specialize in supplying a full range of industrial and commercial cooling fans, including Axial fans, Centrifugal fans, Tangential blowers, Blowers, Air condition fans, Data center fans, and ICT fans. These fans are widely used in HVAC systems, air conditioning units, data centers, industrial automation equipment, telecom base stations, and power cabinets.\u003c\/p\u003e\n\n\u003ch4\u003e3 Tiered Sourcing Solutions for Differentiated Engineering Budgets\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% New Original OEM Units:\u003c\/strong\u003e Authentic genuine brand blowers with complete factory datasheets, original EC drive modules, full parameter consistency, and official brand performance warranties, suitable for high‑reliability long‑cycle industrial projects.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh‑Performance Compatible Equivalent Fans:\u003c\/strong\u003e Professionally engineered cross‑brand replacement blowers with fully matched outline dimensions, static pressure, air volume, operating voltage, rotational speed, and noise indicators. Significantly lower procurement cost while maintaining equivalent operational stability for mass standardized equipment.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTested Refurbished \/ Second‑Hand Units:\u003c\/strong\u003e Disassembled deep cleaning, bearing replacement, circuit board inspection, and full bench performance calibration. Cost‑efficient solution for budget‑sensitive maintenance \u0026amp; retrofit projects without sacrificing continuous operating stability.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eCore Technical Advantages for Industrial Engineering Projects\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003e✅ Full Technical Category Coverage\u003c\/strong\u003e\u003cbr\u003eComplete cooling portfolio ranging from miniature DC compact fans to heavy‑duty industrial axial \u0026amp; centrifugal blowers, covering all mainstream airflow pressure and size specifications for cabinet thermal dissipation.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e✅ Harsh Climate Adaptation for African Markets\u003c\/strong\u003e\u003cbr\u003eAll cooling units pass high‑temperature continuous operation \u0026amp; dust resistance aging tests, optimized for tropical high‑heat, high‑dust outdoor industrial \u0026amp; telecom site operating conditions.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e✅ Customized Technical Modification Support\u003c\/strong\u003e\u003cbr\u003eCustomizable frame size, input voltage (AC110\/230V \/ DC24\/48V), speed regulation modules, IP waterproof casing, and wiring harness configurations per customer engineering drawings.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e✅ Strict Full‑Link Performance Calibration\u003c\/strong\u003e\u003cbr\u003eEvery blower undergoes independent bench testing for air volume, static pressure, operational noise, EC drive efficiency, long‑hour continuous stability before warehouse delivery; test reports available upon request.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e✅ Standardized Global After‑Sales Technical Support\u003c\/strong\u003e\u003cbr\u003e12‑month comprehensive warranty for all supplied units. Free technical troubleshooting, replacement \u0026amp; exchange services for quality defects under rated normal operating conditions.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eAbout Skyward Telecom\u003c\/h3\u003e\n\u003cp\u003eFounded in 2009, Skyward Telecom (Skywardtel) is a professional industrial thermal management supplier rooted in Guangdong, China. We adhere to integrity‑driven technical service as our core operation principle, dedicated to resolving procurement difficulties for equipment engineers and manufacturing enterprises seeking stable, cost‑effective telecom \u0026amp; industrial cooling ventilation hardware.\u003c\/p\u003e\n\u003cp\u003eFor over 15 years, we have delivered standardized customized cooling solutions to engineering clients across more than 80 global countries, accumulating industry‑wide recognition for our professional technical matching capability and end‑to‑end supply chain service.\u003c\/p\u003e\n\n\u003ch3\u003eTechnical FAQ\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003e1. Who is Skyward Telecom?\u003c\/strong\u003e\u003cbr\u003eWe are a China‑based industrial cooling fan supplier established in 2009, focusing on full‑series EC\/AC ventilation equipment global supply. Our core market distribution breakdown:\n\u003cbr\u003e• Africa Market: 50.00% (primary target for tropical harsh‑condition telecom \u0026amp; industrial cooling)\n\u003cbr\u003e• European Market: 15.00%\n\u003cbr\u003e• Middle East Market: 10.00%\n\u003cbr\u003e• Southeast Asia Market: 5.00%\n\u003cbr\u003e• North \u0026amp; South American Market: 20.00%\n\u003cbr\u003eOur internal team consists of 80–100 staff, including dedicated thermal engineering technicians providing exclusive technical matching support for emerging tropical markets.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e2. How do we guarantee fan technical performance \u0026amp; quality consistency?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePre‑production prototype sample testing \u0026amp; parameter confirmation available prior to mass order bulk manufacturing;\u003c\/li\u003e\n\u003cli\u003e100% bench testing of airflow, static pressure, noise level, EC drive efficiency and long‑run stability before shipment;\u003c\/li\u003e\n\u003cli\u003eDeep cleaning, circuit inspection and mechanical calibration for all original, compatible and refurbished fan units;\u003c\/li\u003e\n\u003cli\u003eOnly units passing multi‑index QC calibration will be labeled, packed and arranged for global logistics delivery.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003e3. Full Range of Industrial Cooling Equipment We Supply\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eAxial Fans: Miniature DC compact cooling fans \u0026amp; large industrial AxiForce axial blowers (200\/250\/300mm frame size)\u003c\/li\u003e\n\u003cli\u003eCentrifugal Fans: EC\/AC forward \u0026amp; backward curved centrifugal blowers for HVAC \u0026amp; heavy industrial equipment\u003c\/li\u003e\n\u003cli\u003eTangential Cross‑Flow Blowers: Dedicated cross‑flow fans for commercial air conditioning \u0026amp; ventilation systems\u003c\/li\u003e\n\u003cli\u003eHigh‑Pressure Industrial Blowers: Boost blowers for heating boilers, industrial drying \u0026amp; ventilation equipment\u003c\/li\u003e\n\u003cli\u003eAir Condition Special Fans: Custom blowers for commercial \u0026amp; industrial integrated air conditioning units\u003c\/li\u003e\n\u003cli\u003eData Center Cooling Fans: High‑efficiency low‑energy fans for server racks, cabinet thermal management systems\u003c\/li\u003e\n\u003cli\u003eICT Telecom Fans: Specialized cooling blowers for outdoor base stations, network switches \u0026amp; communication power cabinets\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eNew original, performance‑matched compatible equivalents and fully calibrated refurbished units are available for nearly all mainstream fan brands \u0026amp; model specifications.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e4. Why choose our cooling fans over competing suppliers?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eOne‑stop full technical portfolio: All mainstream industrial cooling fan types are stocked, eliminating the need for multi‑supplier sourcing for your thermal projects;\u003c\/li\u003e\n\u003cli\u003e3‑tier flexible cost matching: New original \/ compatible replacement \/ refurbished tested options to align with your project quality standards and procurement budget;\u003c\/li\u003e\n\u003cli\u003eTropical environment optimized solutions: All blowers pass aging tests to adapt to high‑temperature, heavy‑dust operating environments widely seen across African industrial \u0026amp; telecom sites;\u003c\/li\u003e\n\u003cli\u003eVerified global service track record: 15+ years serving clients in over 80 countries with mature technical matching, stable delivery and transparent procurement procedures.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003e\u003cstrong\u003e5. Comprehensive Global Trade \u0026amp; Technical Support Services\u003c\/strong\u003e\u003cbr\u003e\nAccepted Incoterms: FOB, CFR, CIF, EXW, FAS, FCA, DDP\u003cbr\u003e\nSettlement Currencies: USD, EUR, HKD, GBP, CNY\u003cbr\u003e\nPayment Methods: T\/T, L\/C, D\/P, D\/A, MoneyGram, Credit Card, PayPal, Cash\u003cbr\u003e\nMultilingual Technical Support Team: English, Chinese, Spanish, Japanese, Portuguese, German, Arabic, French, Russian, Korean, Hindi, Italian\n\u003cbr\u003eSend us your target fan model number, equipment application parameters, and brand requirements, our thermal engineering team will provide a fully customized technical quotation with matching datasheet support.\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Skyward Telecom","offers":[{"title":"R3G450‑AG33‑01","offer_id":52791004430634,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true},{"title":"R3G450‑AG07‑03","offer_id":52791004463402,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true},{"title":"R3G450‑AZ30‑01","offer_id":52791004496170,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true},{"title":"R3G450‑PA23‑71","offer_id":52791004528938,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true},{"title":"R3G450‑PA29‑13","offer_id":52791004561706,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true},{"title":"R3G450‑PA31‑03","offer_id":52791004594474,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true},{"title":"R3G450‑PB24‑01","offer_id":52791004627242,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true},{"title":"R3G450‑RH33‑01","offer_id":52791004660010,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true},{"title":"R3G450‑FK59‑01","offer_id":52791004692778,"sku":null,"price":0.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0699\/4948\/9450\/files\/r3g450_9de8891e-5c49-4087-909f-035bd3d423f8.webp?v=1790679272","url":"https:\/\/skyward-telecom.com\/es\/products\/ebm-papst-r3g450-series-radipac-ec-centrifugal-fan-o450mm","provider":"Skyward Telecom","version":"1.0","type":"link"}