RH45M-4EK.4I.1R ZIEHL-ABEGG centrifugal fan 1-230V 0.73kW 3.3A 1230RPM 50/60HZ

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} .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; } } ZIEHL-ABEGG RH45M-4EK.4I.1R Centrifugal Fan Single-Phase Industrial Centrifugal Fan Professional 0.73KW centrifugal fan with 1230 RPM operation and single-phase 230V compatibility, engineered for exceptional durability exceeding 10 years, ultra-quiet performance, energy-efficient operation with substantial airflow, and reliable pressure development for demanding commercial and industrial applications. Core Performance Advantages ⏳ 10+ Years Industrial Durability German-engineered ZIEHL-ABEGG construction with 11kg robust centrifugal design ensures reliable, long-term operation exceeding 10+ years in demanding industrial environments. Premium industrial-grade materials, precision-balanced centrifugal impeller, heavy-duty single-phase motor components, and reinforced scroll housing guarantee exceptional lifespan for continuous operation in commercial and industrial applications requiring maximum reliability with single-phase power compatibility and robust performance under typical ventilation pressures. 🔇 Ultra-Quiet 1230 RPM Operation Optimized 1230 RPM operation provides exceptionally quiet performance for a centrifugal fan, ideal for commercial buildings, industrial facilities, and applications where noise control is essential. Advanced centrifugal aerodynamics with optimized impeller and scroll design minimizes turbulence and operational noise. Precision balancing of the heavy-duty rotating assembly ensures smooth, vibration-free operation even at full speed output, reducing acoustic emissions in sensitive environments while maintaining efficient airflow and pressure performance for ducted systems. ⚡ Energy Efficient Single-Phase (0.73KW) Power rating (0.73KW) with efficient 3.3A current draw provides optimal energy efficiency for single-phase 230V applications requiring substantial airflow and pressure. Advanced single-phase motor design maximizes efficiency while delivering excellent airflow and pressure performance. Single-phase 230V operation ensures compatibility with standard commercial and industrial power systems without requiring three-phase installation, offering installation flexibility and optimal power utilization in facilities with single-phase power infrastructure. 💨 Substantial Airflow & Pressure Performance Efficient centrifugal design at 1230 RPM generates substantial airflow with excellent pressure development for demanding commercial and industrial applications. 55×55×45cm industrial design provides superior performance with excellent pressure characteristics, making it ideal for applications requiring substantial airflow against system resistance in ducted ventilation systems, HVAC applications, and process cooling where overcoming pressure loss is essential for system efficiency and heat dissipation. Industry Applications The RH45M-4EK.4I.1R high-performance centrifugal fan is engineered for demanding commercial and industrial applications requiring reliable, efficient single-phase 230V airflow solutions with substantial power, minimal noise, and exceptional performance in pressure-critical environments without three-phase power requirements. 💨 Commercial Ventilation Systems ❄️ Commercial Air Conditioning 🧊 Commercial Refrigeration 🔥 Commercial Heating Systems ⚙️ Electrical Automation Systems 🔌 Frequency Converters 🚄 Rail Transportation HVAC 🏭 HVAC (FFU/AHU) Systems 🌫️ Commercial Air Purification 🚗 New Energy Vehicle Systems 🏢 Commercial Building Pressurization 🏭 Factory Ventilation Systems 🎛️ Commercial Control Systems ⚡ Power Electronics Cooling 🏥 Hospital Ventilation 🛒 Large Retail HVAC 🍽️ Commercial Kitchen Exhaust 🏢 Data Center Cooling 🔬 Laboratory Fume Hoods 🏗️ Industrial Process Ventilation DATASHEET Technical Specifications Model Number RH45M-4EK.4I.1R Article Number 120745 Manufacturer ZIEHL-ABEGG GERMANY Product Type Centrifugal Fan INDUSTRIAL GRADE Condition Original new from manufacturer Rated Power 0.73 KW EFFICIENT Rated Voltage 1~230 V SINGLE PHASE Frequency 50/60 Hz Rated Current 3.3 A Speed 1230 rpm ULTRA-QUIET Net Weight 11 kg HEAVY DUTY Shipping Dimension 55 × 55 × 45 cm OPTIMIZED SIZE Country of Origin Germany HS Code 8414599099 Warranty 1 Year Manufacturer Warranty Shipping, Warranty & Service Shipping Hub: 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 ZIEHL-ABEGG. Product Guarantee: We sell only genuine ZIEHL-ABEGG 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 for ZIEHL-ABEGG products. Frequently Asked Questions Q1: How does the ZIEHL-ABEGG centrifugal fan with 11kg robust construction ensure 10+ years of reliable service in demanding single-phase industrial applications? A: The 11kg heavy-duty centrifugal construction with industrial-grade components provides exceptional durability exceeding 10+ years of continuous operation in demanding industrial environments. ZIEHL-ABEGG's German engineering excellence includes industrial-grade ball bearings specifically rated for single-phase centrifugal applications (minimum 50,000 hours), thermally optimized single-phase motor windings designed for continuous 0.73KW operation, reinforced scroll housing with heavy-gauge materials to withstand pressure forces, and premium-grade electrical insulation rated for single-phase operation. This high-performance centrifugal fan delivers reliable performance in critical commercial and industrial applications such as ventilation systems, HVAC equipment, and manufacturing processes. The centrifugal impeller design with precision dynamic balancing and reinforced blade geometry handles substantial loads while minimizing mechanical stress on components. Q2: How does this single-phase centrifugal fan achieve ultra-quiet operation at 1230 RPM in noise-sensitive commercial and industrial applications? A: The optimized 1230 RPM operation combined with advanced acoustic engineering provides exceptionally quiet performance for a centrifugal fan. The centrifugal design with aerodynamically optimized impeller blades and carefully engineered scroll housing produces smooth airflow with minimal turbulence, resulting in lower aerodynamic noise despite pressure generation. Precision dynamic balancing of the heavy-duty rotating assembly significantly reduces vibration and mechanical noise transmission. The 55×55×45cm industrial construction incorporates advanced noise-damping features in the scroll housing, optimized airflow paths that minimize turbulence, and vibration-isolating mounting options. Advanced single-phase motor technology with optimized magnetic circuits and smooth operation reduces electromagnetic noise. These engineering features combine to make this fan exceptionally quiet for its performance class. Q3: How does the 0.73KW power rating with single-phase operation provide optimal energy efficiency for commercial and industrial applications without three-phase power infrastructure? A: The 0.73KW power rating with single-phase 230V operation offers exceptional energy efficiency and installation flexibility for commercial and industrial applications. Single-phase 230V operation provides significant installation advantages in commercial buildings, retail facilities, and industrial sites where three-phase power is not available or would be cost-prohibitive to install. The favorable current draw characteristics (3.3A) indicate well-designed motor efficiency and optimal power factor characteristics. This makes the fan ideal for applications where both performance and installation flexibility are important, such as commercial retrofits, facilities with limited power infrastructure, and applications where electrical system upgrades are impractical while still requiring substantial airflow and pressure performance. Q4: What specific advantages does this single-phase centrifugal fan offer for modern commercial HVAC, building ventilation, and applications requiring substantial pressure development without three-phase power? A: The RH45M-4EK.4I.1R with 55×55×45cm optimized design, single-phase 230V operation, and 0.73KW power rating provides unique advantages for commercial applications requiring substantial performance without three-phase power infrastructure. Key advantages include: 1) Elimination of expensive three-phase electrical installations, making it ideal for commercial building retrofits and facilities with limited power options; 2) Substantial airflow and pressure capability suitable for commercial ventilation and HVAC applications; 3) 11kg robust construction ensuring reliable operation in demanding commercial environments; 4) Compatibility with standard commercial single-phase electrical systems worldwide; 5) Energy-efficient operation with good power factor characteristics. For commercial HVAC applications, it provides a cost-effective solution for air handling unit upgrades and ventilation system improvements without requiring electrical system modifications or three-phase power installation. Need Single-Phase Centrifugal Fan Solutions? Contact our technical specialists for application-specific recommendations, performance data, or volume pricing for your commercial ventilation and cooling requirements without three-phase power infrastructure. Request Technical Support Request Volume Pricing Show more