What payment terms are accepted?

We accept LC, T/T, D/P, PayPal, and Western Union as terms of payment.

Where is the company located?

Our company is located at No. 788 Jinda Road, Yinzhou District, Ningbo, Zhejiang, China.

Energy-Saving Roof Fans Designed for Maximum Air Circulation

Name: Energy-Saving Roof Fans Designed for Maximum Air Circulation
Brand: Ningbo Ecoair Environmental Technology Co., Ltd.
SKU: 2013777065

Zhejiang, ChinaNingbo Ecoair Environmental Technology Co., Ltd.

US$250.00

10-999 Pieces

US$230.00

1,000-4,999 Pieces

US$180.00

5,000+ Pieces

Sample price:US$250.00/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Usage

for Experiment, for Air Conditioner, for Manufacture, for Refrigerate

Model NO.

Ec Axial Fans

Flow Direction

Axial Flow

Pressure

Low Pressure

Certification

ISO, CE

Type

Backward Curved Centrifugal Fans

Motor Technology

Ec Outer Rotor

Supply Voltage

1-. 200-277V. 50/60Hz

Mode of Operation

Protection Class

IP54

Insulation Class

Bearings

Maintenance-Free Ball Bearings

Impeller Material

Galvanised Sheet

Housing Material

Galvanised Sheet

Rotation

C.C.W. Seen on The Leads

Perm.Amb.Temp.

-25°C ~ +50°

Controller Integrated

0-10V or PWM Control

Transport Package

Wooden Pallet

Trademark

ECOAIR

Origin

China

Production Capacity

1000PCS/Month

Key features

High Efficiency EC Motor: Built-in DC inverter with permanent magnet synchronous motor for ultimate energy saving.

Wide Voltage Compatibility: Supports single-phase 110-270V and three-phase 250-480V, 50/60Hz input.

Flexible Control Interface: Offers 0-10V/PWM, RS485/Modbus, and 4-20mA control options.

Robust Protection Class: IP54 protection with maintenance-free ball bearings for durability.

Certified Quality: Complies with ISO and CE standards for safety and performance.

Advanced Safety Features: Includes overvoltage, undervoltage, overtemperature, and phase loss detection.

Professional Manufacturer: Joint venture with expertise in HVAC manufacturing and innovation.

Global Export Experience: Exported to North America, South America, Africa, and Western Europe since 2021.

Company profile

National Award receivedPatents AwardedHigh Repeat Buyers ChoiceFlexible Customization

Ningbo Ecoair Environmental Technology Co., Ltd.

Zhejiang, China

Business Type: Manufacturer/FactoryExport Year: 2021-02-23Nearest Port: Ningbo Port, Shanghai PortAverage Response Time: ≤7.05hTerms of Payment: LC, T/T, D/P, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryECOAIR is an HVAC supplier with more than 20 years of stated technical experience and capabilities spanning design, customization, manufacturing, installation, and after-sales maintenance. It provides OEM and ODM services, supports extensive customization, and has quality-control procedures covering assurance, traceability, complaint handling, and inspection. Reported production includes 100,000 heat exchanger coils and 1,000 air-handling-unit sets, with three production lines and export coverage across multiple regions. Lead time is one month during off-peak periods and two to three months during peak periods. The supplier reports ISO9001:2015 certification and one national science and technology progress award. However, it has no available SDK, no new product in the past year, no overseas warehouse, showroom, agent, or branch, and no offline trade-show participation. Financial records are identified by year, but no substantive financial performance details are provided.

Supplier typeECOAIR is presented as an HVAC enterprise with over 20 years of technical experience, offering professional design, selection, program guidance, construction, maintenance, OEM, ODM, and manufacturing services. Its product and service scope indicates a manufacturer with integrated project and customization capabilities.

CertificationsThe supplier reports one national science and technology progress award and an ISO9001:2015 certificate. These are explicit credentials supporting technical recognition and quality-system certification.

After-Sales capabilityECOAIR explicitly provides after-sales maintenance and reports written, followed procedures for service-capability assessment, corrective and preventive actions, and complaint handling. Quality-control records and product traceability further support structured post-sale issue management.

Production capacityProduction evidence includes three production lines, cutting, pipe-bending, and assembly equipment, reported output of 100,000 heat exchanger coils and 1,000 air-handling-unit sets, and peak-season fulfillment of two to three months. A stated weakness is that the factory does not continuously reconcile quantities for every batch or mass-production run.

Customization capabilityECOAIR explicitly supports customization from samples and designs, minor and flexible customization, and full customization, while also offering OEM and ODM services. This directly demonstrates a broad ability to adapt products to customer requirements.

Product Q&A

Q:What type of motor technology is used?

The fan uses an EC (Electronically Commutation) Motor, which is a built-in DC inverter three-phase AC external rotor permanent magnet synchronous motor.

Q:What is the input voltage range?

It supports a wide input voltage range: single-phase 110-270V and three-phase 250-480V, compatible with 50/60Hz frequencies.

Q:Does the fan support variable speed control?

Yes, it offers flexible control interfaces including 0-10V, PWM, RS485/Modbus, and 4-20mA for precise speed and pressure adjustment.

Q:What certifications does the product have?

The product is certified with ISO and CE standards, ensuring compliance with international safety and quality regulations.

Q:What is the lead time for orders?

The average lead time is one month during the off-season and 1-3 months during the peak season.