ebmpapst DV4650-470 AC Axial Cooling Fan
Product Overview
1. Core Performance Parameter Table
| Parameter Item | Specification |
|---|---|
| Full Model | DV4650-470 |
| Product Type | AC Axial Cooling Fan |
| Overall Size | 120 × 120 × 38 mm (12038 standard cabinet size) |
| Rated Voltage | 1~ 230 VAC |
| Frequency | 50 / 60 Hz |
| Rated Power (50Hz) | 17.7 W |
| Rated Current (50Hz) | 110 mA |
| Rated Power (60Hz) | 16.1 W |
| Rated Current (60Hz) | 100 mA |
| Rated Speed (50Hz) | 2650 rpm |
| Rated Speed (60Hz) | 3100 rpm |
| Max Free Airflow | 94.2 CFM / 160 m³/h |
| Noise Level | Approx 59 dB(A) |
| Bearing Type | Double Ball Bearing |
| L10 Service Life (@40℃) | 37500 hours |
| Net Weight | 0.40 kg |
| Operating Temp | -10 ℃ ~ +55 ℃ |
| Storage & Transport Temp | -40 ℃ ~ +80 ℃ |
2. Mechanical & Structural Specifications
| Parameter Item | Specification |
|---|---|
| Frame Material | Reinforced flame-retardant plastic frame |
| Impeller | Painted steel blades |
| Rotation Direction | Clockwise (view from rotor side) |
| Airflow Direction | Air intake over support struts |
| Wiring Method | Built-in terminal box, easy on-site wiring |
| Mounting Standard | Universal 4-hole 120mm mounting pitch, compatible with mainstream cabinet panels |
| Vibration Resistance | 1.0g, 5–500Hz sinusoidal vibration test passed |
| Pollution Degree | DIN EN 60664-1 Pollution Degree 1 |
3. Protection & Electrical Performance
| Item | Details |
|---|---|
| Motor Protection | Impedance-type thermal overload auto cut-off & auto reset |
| Insulation Class | Class F |
| Protection Class | Class I (with protective earth wire) |
| Safety Touch Current | ≤ 3.5 mA (IEC 60990 standard) |
| EMC Compliance | Meet industrial cabinet electromagnetic compatibility standards |
4. Certifications & Compliance
- Safety Certifications: CE, UL
- Environmental: RoHS compliant
- Test Standards: ISO airflow & temperature endurance test
5. Core Product Advantages
- Standard 12038 size, perfectly compatible with Rittal and most domestic electrical cabinets
- Double ball bearing design, long service life, low vibration for 24/7 non-stop operation
- Built-in passive thermal protection, no extra circuit required, high operation safety
- Terminal box wiring structure, convenient field wiring and maintenance
- Balanced airflow and noise performance, suitable for indoor automation control equipment
6. Typical Application Scenarios
Product Technical Introduction
We 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.
3 Tiered Sourcing Solutions for Differentiated Engineering Budgets
- 100% New Original OEM Units: 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.
- High-Performance Compatible Equivalent Fans: 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.
- Tested Refurbished / Second-Hand Units: Disassembled deep cleaning, bearing replacement, circuit board inspection, and full bench performance calibration. Cost-efficient solution for budget-sensitive maintenance & retrofit projects without sacrificing continuous operating stability.
Core Technical Advantages for Industrial Engineering Projects
✅ Full Technical Category Coverage
Complete cooling portfolio ranging from miniature DC compact fans to heavy-duty industrial axial & centrifugal blowers, covering all mainstream airflow pressure and size specifications for cabinet thermal dissipation.
✅ Harsh Climate Adaptation for African Markets
All cooling units pass high-temperature continuous operation & dust resistance aging tests, optimized for tropical high-heat, high-dust outdoor industrial & telecom site operating conditions.
✅ Customized Technical Modification Support
Customizable frame size, input voltage (AC110/230V / DC24/48V), speed regulation modules, IP waterproof casing, and wiring harness configurations per customer engineering drawings.
✅ Strict Full-Link Performance Calibration
Every 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.
✅ Standardized Global After-Sales Technical Support
12-month comprehensive warranty for all supplied units. Free technical troubleshooting, replacement & exchange services for quality defects under rated normal operating conditions.
About Skyward Telecom
Founded 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 & industrial cooling ventilation hardware.
For 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.
Technical FAQ
1. Who is Skyward Telecom?
We are a China-based industrial cooling fan technical supplier established in 2009, focusing on full-series EC/AC ventilation equipment global supply. Our core market distribution breakdown:
• Africa Market: 50.00% (primary target for tropical harsh-condition telecom & industrial cooling)
• European Market: 15.00%
• Middle East Market: 10.00%
• Southeast Asia Market: 5.00%
• North & South American Market: 20.00%
Our internal team consists of 80–100 staff, including dedicated thermal engineering technicians providing exclusive technical matching support for emerging tropical markets.
2. How do we guarantee fan technical performance & quality consistency?
- Pre-production prototype sample testing & parameter confirmation available prior to mass order bulk manufacturing;
- 100% bench testing of airflow, static pressure, noise level, EC drive efficiency and long-run stability before shipment;
- Deep cleaning, circuit inspection and mechanical calibration for all original, compatible and refurbished fan units;
- Only units passing multi-index QC calibration will be labeled, packed and arranged for global logistics delivery.
3. Full Range of Industrial Cooling Equipment We Supply
We provide full thermal dissipation hardware solutions covering all mainstream industrial ventilation types:
- Axial Fans: Miniature DC compact cooling fans & large industrial AxiForce axial blowers (200/250/300mm frame size)
- Centrifugal Fans: EC/AC forward & backward curved centrifugal blowers for HVAC & heavy industrial equipment
- Tangential Cross-Flow Blowers: Dedicated cross-flow fans for commercial air conditioning & ventilation systems
- High-Pressure Industrial Blowers: Boost blowers for heating boilers, industrial drying & ventilation equipment
- Air Condition Special Fans: Custom blowers for commercial & industrial integrated air conditioning units
- Data Center Cooling Fans: High-efficiency low-energy fans for server racks, cabinet thermal management systems
- ICT Telecom Fans: Specialized cooling blowers for outdoor base stations, network switches & communication power cabinets
New original, performance-matched compatible equivalents and fully calibrated refurbished units are available for nearly all mainstream fan brands & model specifications.
4. Why choose our cooling fans over competing suppliers?
- One-stop full technical portfolio: All mainstream industrial cooling fan types are stocked, eliminating the need for multi-supplier sourcing for your thermal projects;
- 3-tier flexible cost matching: New original / compatible replacement / refurbished tested options to align with your project quality standards and procurement budget;
- Tropical environment optimized solutions: All blowers pass aging tests to adapt to high-temperature, heavy-dust operating environments widely seen across African industrial & telecom sites;
- Verified global service track record: 15+ years serving clients in over 80 countries with mature technical matching, stable delivery and transparent procurement procedures.
5. Comprehensive Global Trade & Technical Support Services
Accepted Incoterms: FOB, CFR, CIF, EXW, FAS, FCA, DDP
Settlement Currencies: USD, EUR, HKD, GBP, CNY
Payment Methods: T/T, L/C, D/P, D/A, MoneyGram, Credit Card, PayPal, Cash
Multilingual Technical Support Team: English, Chinese, Spanish, Japanese, Portuguese, German, Arabic, French, Russian, Korean, Hindi, Italian
Send 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.
