Product Description
Specification
About this item- Cross flow fans(Tangential blower)
* Designed for a variety of ventilation units such as heating convectors, floor heating convector , heaters, air purifiers, air curtains , microwave oven ,fireplace ,etc;
* Aluminum Alloy blades | Galvanized Metal scroll housing;
* 1~115v-200-277V,DC 12-24-48V | IPX4 | -25°C ~+60°C Operating temperature;
* PWM-controlled EC/DC motor provides quiet and energy-efficient performance with minimal heat and noise;
* Techniacal Feature : Control input 0-10VDC/PWM
* Fan Impeller Size: 30mm-150mm | Air-outlet length: up to 1400mm | Power input : 85-6000Wmax | Airflow: 12 m³/h to 4,250 m³/h |
* Aluminum Alloy blades | Galvanized Metal scroll housing;
* 1~115v-200-277V,DC 12-24-48V | IPX4 | -25°C ~+60°C Operating temperature;
* PWM-controlled EC/DC motor provides quiet and energy-efficient performance with minimal heat and noise;
* Techniacal Feature : Control input 0-10VDC/PWM
* Fan Impeller Size: 30mm-150mm | Air-outlet length: up to 1400mm | Power input : 85-6000Wmax | Airflow: 12 m³/h to 4,250 m³/h |
Advantages of cross flow fan:
* Uniform airflow: It generates consistent, wide-area airflow, ideal for large coverage.Compact design: Its elongated structure
* occupies minimal space, suitable for tight installations.Low noise: Smooth airflow reduces turbulence and noise, perfect for
* noise-sensitive environments.High energy efficiency: It delivers significant airflow with low power consumption, offering
* excellent energy savings.Adjustable speed: The airflow and speed can be flexibly controlled through design adjustments.Easy
* maintenance: Simple structure allows for easy installation and maintenance, reducing operational costs.
* occupies minimal space, suitable for tight installations.Low noise: Smooth airflow reduces turbulence and noise, perfect for
* noise-sensitive environments.High energy efficiency: It delivers significant airflow with low power consumption, offering
* excellent energy savings.Adjustable speed: The airflow and speed can be flexibly controlled through design adjustments.Easy
* maintenance: Simple structure allows for easy installation and maintenance, reducing operational costs.
✅ OEM/ODM Manufacturer. | ✅ TOP5 IN HVACr in CN | ✅ Best quality & Global support. ✅ 100% Replacement German Brands
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What drives us?
Our product range includes:
1. EC/DC/AC Centrifugal Fans: We design and manufacture high-efficiency, low-energy consumption EC/DC/AC centrifugal fans widely used in industrial manufacturing, commercial buildings, medical facilities, and more. These fans utilize advanced electronically commutated (EC) motor technology to achieve precise airflow control and energy optimization, providing customers with high-quality air movement solutions.
2. EC/DC/AC Axial Fans: We provide high-performance, high-efficiency EC/DC/AC axial fans for ventilation, air conditioning, and refrigeration applications. These fans offer excellent airflow capacity and energy optimization, creating comfortable and healthy indoor environments.
3. Industrial Ventilation Fans: We offer a wide range of ventilation solutions for industrial applications, including exhaust fans, supply fans, and environmental control fans. These fans feature high efficiency, reliability, and durability, meeting the requirements of various industrial applications.
4. Commercial Building Fans: Our commercial building fans are suitable for office buildings, shopping malls, hotels, sports arenas, and other venues. These fans are characterized by low noise, high efficiency, and controllability, providing good indoor air quality and a comfortable environment.
5. Agricultural Fans: We provide professional fan solutions for agricultural production, including greenhouse ventilation fans,poultry and livestock ventilation fans, and agricultural irrigation fans. These fans effectively enhance crop growth conditions and animal comfort, contributing to increased productivity and efficiency in agriculture.
The key factors affecting the lifespan of a cross-flow fan include:
Material quality:
The durability and corrosion resistance of the impeller, bearings, and housing directly impact the fan’slongevity. High-quality materials reduce wear and corrosion, extending service life.
Bearing system:
Bearings are crucial components that ensure smooth operation. High-performance, low-friction bearings minimize mechanical wear, enhancing the fan’s lifespan.
Operating environment:
Factors such as temperature, humidity, dust, and corrosive gases can affect the fan’s lifespan. Harsh environments can accelerate component aging and wear, reducing longevity.
Maintenance:
Regular cleaning, lubrication, and upkeep prevent wear and potential failures, significantly extending the fan’s service life. Lack of maintenance can lead to premature aging and frequent breakdowns.
Operating conditions:
Overloading or prolonged continuous operation can cause component fatigue and damage. Proper usage and avoiding frequent start-stop cycles can help extend the lifespan.
Vibration and balance:
Excessive vibration during operation can lead to accelerated wear of the impeller and bearings. Ensuring balance and incorporating anti-vibration design is essential for long-term durability.
Why choose us ?
* High-end, Highly Customized
* High Performance,High-Efficiency Motor
* High Cost-Performance Ratio
* Global Leader in Fan & Motor Manufacturing
* OEM/ODM Global Fan Supplier
* Manufacturer and Provider of High-quality Ventilation Fans and HVACR Complete Machine Technology Solutions
FAQ
FAQ
Q1: 1. How to guarantee the balance of the fans ( to ensure the best operating in our machine ) ?
Balancing grade testing is performed as follows:
– Residual imbalance according to DIN ISO 1940
– Standard balancing quality level G 6.3
Should your particular application require a higher level of balancing, please contact us and specify the details in your order.
Vibration testing Vibration testing is performed as follows:
– Vibration test in operation according to DIN IEC 68 Part 2-6
– Vibration test at standstill according to DIN IEC 68 Part 2-6
– Residual imbalance according to DIN ISO 1940
– Standard balancing quality level G 6.3
Should your particular application require a higher level of balancing, please contact us and specify the details in your order.
Vibration testing Vibration testing is performed as follows:
– Vibration test in operation according to DIN IEC 68 Part 2-6
– Vibration test at standstill according to DIN IEC 68 Part 2-6
Q2: Are you a manufacturer or trading company?
Yes, we are manufacturers
Q3: whats your production capacity?
We are capable to produce over millions pcs fans and motors annually.
Q4: whats your main machines and capacity.
For the motors:We have owned CNC machines 18 units &4 auto-robots. capacity :500k pcs annually.winding machine 20 units, capacity 500kpcs annuallymagnetization machine 6 : capacity 500kpcs annuallyBalance machine 22 units :500k pcs annuallyboring mill: 2 unitshigh temp failure detection :3 chambers500k pcs annuallyFor the fan:Injection machine : 12 units, capacity: 2millions pcs annuallyWelding machine:10unitsBalance machines: 14 units
Q5: what your advantages of technologies in fans and motors.
we makes very quiet noise , and good air performances of fans .We are capable to do fans and motors matching and make them optimized to achieve best air performances and lowest noise with CFD simulation.
Q6: whats your quality and certificates.
For us, quality issues are more important than ever before we always focus on quality thing. 100% inspection before delivery makes almost zero complains. MTTF is less 500/million. LONGWELL products can pass CE,ETL UL certificates.
Q7: Where is our main market.
North America,Europe . some of longwell customers are the top 1 in their application.
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