Square Duct Fan

Product Introduction

The square duct fan series is a forward-curved multi-blade centrifugal fan. It has excellent performance, runs stably and produces low noise. Under the same air volume and air pressure, its noise is 15-20 dB(A) lower than that of an axial flow fan. This fan has a compact structure and is easy to install. It can be directly connected to the air duct and is widely used in air supply and exhaust systems in various occasions.

Product Details

Product Features

• The impeller of this series of fans is generally made of steel and can also be made of aluminum alloy material as needed. The front and rear discs of the forward-curved arc blades are formed by mechanical molds. After dynamic and static balance verification, it runs stably and  reliably, with good aerodynamic performance.

• The casing and motor support are both made of steel plates, formed by mechanical molds and assembled by spot welding. The structure is firm, reasonable and compact, and the appearance is attractive.

• The motor adopts a single-supported external rotor motor. The impeller is fixed on the motor shell. The motor is fixed on the motor holder and the motor support is fixed on the reinforced casing top plate. The rotation of the motor shell directly drives the impeller.

Packing & Shipping

Shunda Group adopts a secure packing concept. The plastic wraps, fillers, cartons are used in merchandise packing. These packing substances can maintain merchandise from humidity, shake, extrusion and crash. Our manufacturing unit has sufficient room and forklifts for loading to make certain the security of the merchandise and operators. As for the products with motors like this exhaust axial fan are usually packed firstly with protecting pliastic to keep the motors from dust and humidity. The outside packing materials will be selected according to the delivery distance and shipping ways. There are usually two kinds of material including plywood cases and cartons.

Company Profile

Shunda Air Conditioning Equipment Group Co., Ltd. (Shunda Group), established in 2005, located in Luquantun Industrial Park, Shandong Province, is a famous manufacturer in China’s. Covering over 70,000 m² with 230 employees, including 27 R&D engineers, Shunda specializes in HVAC systems. Its product range includes modular air conditioners, fan coil units, ventilators, fans, fire valves, ducts, and more, over 70 types in total. With ISO9001, ISO14001, and ISO18001 certifications, and multiple national honors, Shunda has set up a strong reputation under its “Jinxin Shunda” brand. The company has successfully served landmark projects in China and abroad, including Southeast Asia and Africa, and continues to uphold a philosophy of innovation, quality and service.

Our Service 

Requirement communication and technical consultation

• Shunda Group's professional engineers and technicians are available to answer customers' questions about products.

• Provide customers with documents such as product catalogs, technical manuals, performance parameter tables, installation drawings and operation instructions to ensure that customers fully understand the products.

•  Work on personalized products and implementation plans for customers according to their specific needs and actual working conditions to ensure that the plan has high-cost performance.

Product display and demonstration

• Invite customers to visit the company's factory allowing them to know the features and advantages of the products.

• Use VR or 3D animation to provide customers with online product display services enabling them to have a good understanding of the products.

• Provide customers with relevant data of the product performance tests conducted by the company in laboratories or actual projects so that customers can understand the actual performance of the products. At the same time, elaborate on the testing methods and standards to ensure the authenticity and reliability of the data.

Installation and commissioning guidance and technical support

• Provide customers with installation guidance including installation instructions,  foundation construction requirements, and a list of installation tools to ensure the customer's installers can accurately understand and operate.

• On-line installation guidance can be provided and the professional technical engineer can also be dispatched for on-site guidance.

Quality assurance and maintenance

• We provide continuous services including technical support and spare parts to ensure long-term performance and reliability.

• A 24-hour after-sales service hotline is set up to answer customers' repair calls at any time.

Periodic follow-up visits and maintenance services

• During the quality guarantee period, customers will be visited once every three months. After the quality guarantee period, an online return visit will be conducted once a year to timely collect their opinions and suggestions so as to      provide a basis for improving products and services.

• Formulate personalized maintenance plans for customers according to the usage of products, operation time, and working environment.

Technical training

• Invite customers to take part in on-line training classes.

• Set up a dedicated technical consultation email and an online customer service platform to answer questions that customers encounter during product use. For technical questions raised by customers, responses will be given within 24 hours.

FAQ

Q: Are you a manufacturer or a distributor?

A: We are a leading manufacturer in China with a producing zone of over 70,000 m². We can produce the host units of central air-conditioning equipment  and its accessories, such as fireproof ducts, louver vents, various valves, fan coil units, air blowers and etc. These years we have been commiting to overseas market and our products have been sold all over the world.

Q: Can you accept customized orders?

A: Of course, we are a manufacturer of HVAC products and we can take over OEM and customization work.