R3G355-AN04-71 ebm-papst centrifugal fan 200-277V 450w 2.9A 1710Rpm
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} .benefits-grid { grid-template-columns: 1fr; gap: 20px; } .applications-grid { grid-template-columns: 1fr; } .features-grid { grid-template-columns: 1fr; } .specs-table td { padding: 12px 15px; display: block; width: 100%; } .specs-table td:first-child { width: 100%; background-color: #e6f0ff; border-bottom: none; padding-bottom: 5px; font-weight: 700; } .specs-table tr { display: block; margin-bottom: 15px; border-bottom: 2px solid #e9ecef; padding-bottom: 15px; background: white; } .specs-table tr:nth-child(even) { background: white; } .shipping-section, .faq-section, .cta-section, .applications-section, .technical-features { margin: 20px 15px; padding: 30px 20px; } .faq-question { font-size: 1.15em; } .benefit-card { padding: 20px 15px; } .benefit-icon { font-size: 2.5em; height: 50px; } .contact-button { display: block; margin: 10px auto; width: 90%; max-width: 300px; } } @media (max-width: 480px) { body { padding: 15px; } .product-header { padding: 35px 20px; } .benefits-section, .datasheet-section, .faq-section, .applications-section { padding: 35px 20px; } .product-title { font-size: 1.7em; } .product-subtitle { font-size: 1em; } .section-title { font-size: 1.4em; } .feature-badge { font-size: 1em; padding: 6px 15px; } .application-item { padding: 15px; } } EBMPAPST R3G355-AN04-71 Centrifugal Fan High-Efficiency 450/360W EC Centrifugal Fan | 1~200/277V | 1710 RPM Professional 450/360W centrifugal fan featuring advanced EC technology with wide voltage 200-277V compatibility and powerful 1710 RPM operation. German-engineered by EBMPAPST with 5.84kg robust construction for exceptional durability exceeding 10+ years, ultra-quiet performance, superior energy efficiency with 2.9A current draw, and massive 355mm diameter high-velocity centrifugal airflow for superior heat dissipation in demanding industrial applications . Core Performance Advantages 🏆 10+ Years Industrial Durability German-engineered EBMPAPST construction with 5.84kg robust industrial design ensures reliable, long-term operation exceeding 10+ years. Premium materials, high-quality ball bearings, and precision manufacturing guarantee exceptional lifespan in demanding environments with minimal maintenance requirements . EBMPAPST fans are globally recognized for their durability and reliability in continuous operation . 🔇 Ultra-Quiet 1710 RPM Operation Optimized 1710 RPM operation with advanced EC motor technology and aerodynamic impeller design delivers exceptionally quiet performance. EBMPAPST's precision engineering, vibration-damping technology, and intelligent speed control minimize noise, making it ideal for noise-sensitive environments like hospitals, offices, and commercial spaces . ⚡ Energy Efficient EC Technology Dual-power rating (450/360W) with efficient 2.9A current draw provides exceptional energy savings. EBMPAPST's advanced GreenTech EC technology significantly reduces operational costs while maintaining excellent performance, perfect for continuous operation in energy-sensitive industrial applications . 💨 Massive 355mm Centrifugal Airflow 1710 RPM high-speed operation combined with 355mm diameter optimized centrifugal impeller design generates powerful directional airflow with exceptional volume capacity and static pressure up to 2,800 m³/h . Superior air movement capabilities provide remarkable heat dissipation, making it perfect for large-scale applications requiring significant cooling performance in ducted systems . Industry Applications The EBMPAPST R3G355-AN04-71 is engineered for heavy-duty applications across multiple industries requiring reliable, energy-efficient centrifugal airflow solutions . 🏭 Industrial Ventilation Systems ❄️ Commercial HVAC 🧊 Industrial Refrigeration 🔥 Heating Systems ⚙️ Electrical Automation 🔌 Frequency Converters 🚄 Rail Transportation HVAC 🏢 HVAC (FFU/AHU) Systems 🌫️ Air Purification Systems 🚗 New Energy Vehicles 🏗️ Industrial Process Cooling 💻 Data Center Cooling ⚡ Power Electronics Cooling 🏥 Hospital HVAC Systems 🔬 Laboratory Ventilation 🏭 Factory Exhaust Systems 📡 Telecom Equipment Cooling 🔋 Battery Storage Systems 🌾 Agricultural Ventilation 🏢 Commercial Building Ventilation Advanced Technical Features Powerful 1710 RPM EC Operation Optimized 1710 RPM speed with advanced EC (Electronically Commutated) motor technology delivers exceptional airflow up to 2,800 m³/h . This powerful speed ensures maximum cooling performance, ideal for demanding industrial applications requiring significant air movement . Efficient 2.9A Current Draw With only 2.9A current draw at 450/360W, this EC fan provides outstanding energy efficiency for its capacity. The intelligent motor control minimizes operational costs and reduces electrical infrastructure requirements, perfect for energy-sensitive large-scale industrial applications . Wide Voltage 200-277V Compatibility Advanced single-phase EC motor with wide voltage range (200-277V) provides smooth, efficient power delivery compatible with global power systems. Perfect for installations worldwide without requiring special transformers, from 208V to 220V to 240V to 277V applications . Heavy-Duty 5.84kg Industrial Construction 5.84kg robust construction with 355mm diameter impeller provides exceptional stability and durability. German engineering ensures reliable performance in the most demanding applications with 10+ year lifespan and minimal maintenance requirements . DATASHEET Technical Specifications Model Number R3G355-AN04-71 Manufacturer EBMPAPST GERMANY Product Type Centrifugal Fan EC TECHNOLOGY Condition Original new from manufacturer Rated Power 450 / 360 W DUAL POWER Rated Voltage 1~200/277 V WIDE VOLTAGE Frequency 50/60 Hz Rated Current 2.9 A EFFICIENT Speed 1710 rpm QUIET Max Airflow Up to 2,800 m³/h HIGH FLOW Impeller Diameter 355 mm Net Weight 5.84 kg DURABLE Shipping Dimension 355 mm (fan diameter) Country of Origin Germany HS Code 8414599099 Warranty 1 Year Manufacturer Warranty Shipping, Warranty & Service Shipping From: Dispatched from Hong Kong for efficient global distribution. Processing Time: Orders are processed and ready to ship within 5 business days. Express Delivery: Estimated delivery in 3-8 business days worldwide via DHL or UPS. Warranty: Backed by a full 1-year manufacturer's warranty from EBMPAPST. Product Guarantee: We sell only genuine EBMPAPST products guaranteed to meet all factory specifications for fit, form, and function . Customer Satisfaction: Enjoy a 30-day return policy and our commitment to 100% customer satisfaction. For Large Quantity Inquiries: Please contact our sales team at [email protected] for volume pricing and custom quotations. Frequently Asked Questions Q1: How does the R3G355-AN04-71 achieve such high airflow (2,800 m³/h) with only 450W power consumption? A: This fan utilizes advanced EC (Electronically Commutated) motor technology combined with a highly efficient 355mm diameter centrifugal impeller design. The EC motor provides exceptional efficiency by optimizing the magnetic field and reducing losses, while the aerodynamic impeller maximizes air movement at 1710 RPM. EBMPAPST's GreenTech EC motors achieve up to 80% energy savings compared to conventional AC motors while delivering powerful airflow . Q2: What makes this 5.84kg EBMPAPST fan last over 10 years? A: The 5.84kg robust construction incorporates premium materials, precision German manufacturing standards, high-quality ball bearings, and reinforced components throughout. EBMPAPST has over 50 years of engineering expertise and their fans are designed for maximum reliability in demanding continuous operation environments with minimal maintenance requirements . Q3: How does the wide voltage 200-277V capability benefit global installations? A: The wide voltage range (200-277V) means this fan can be installed in facilities with different power systems worldwide without requiring additional transformers or modifications. It automatically adapts to 208V, 220V, 230V, 240V, and 277V single-phase systems commonly found across North America, Europe, Asia, and other regions. This flexibility simplifies procurement, reduces installation costs, and makes the fan ideal for multinational projects . Q4: What are the typical applications for this 355mm centrifugal fan? A: The R3G355-AN04-71 is widely used in industrial ventilation, commercial HVAC systems, refrigeration units, data center cooling, cleanrooms, and process cooling applications. Its 355mm diameter and powerful 2,800 m³/h airflow make it ideal for medium to large-scale applications requiring reliable, energy-efficient air movement . Need High-Performance Centrifugal Fan Solutions? Contact our technical specialists for application-specific recommendations, performance data, or volume pricing for your industrial ventilation and cooling requirements. Request Technical Support Request Volume Pricing Customer Reviews ★★★★★ Verified Purchase "Excellent EC fan! 355mm delivers massive 2800 m³/h airflow with only 2.9A. Wide voltage 200-277V works perfectly worldwide. Quiet operation and solid 5.84kg German quality. Highly recommended!" — Klaus Hoffmann, HVAC Engineer Reviewed on: March 6, 2026