What certifications does the product have?

The product is certified with RoHS and CE standards.

What is the minimum order quantity?

The minimum order quantity is 1 Set.

133mm 24/48VDC Ec-DC Double Centrifugal Blower Fan

Name: 133mm 24/48VDC Ec-DC Double Centrifugal Blower Fan
Brand: PBM Motor and Fan (Suzhou) Co., Ltd.
SKU: 790919355

Jiangsu, ChinaPBM Motor and Fan (Suzhou) Co., Ltd.

US$55.22

1-99 Pieces

US$53.02

100-999 Pieces

US$50.37

1,000+ Pieces

Sample price:US$55.22/piece.Request sample

Product profile

Customization

Available

Material

Galvanized Sheet Steel

Usage

for Air Conditioner, for Manufacture

Model NO.

PD3N133B24U, PD3N133B48U

Flow Direction

Centrifugal

Pressure

Medium Pressure

Certification

RoHS, CE

Product Name

133mm Ec-DC Blower Fan

Fan Feature

0~10VDC/PWM Speed Control, Tach Output

Motor Type

Ec Brushless External Rotor Motor

Rated Voltage

24/48 VDC

Air Flow

750 M3/H

Static Pressure

488 PA

Protection Type

IP42

Insulation Class

Operating Temperature

-25~+60

Weight

3.3 Kg

Transport Package

Standard Exporting Package

Specification

92mm Rotor

Trademark

PBM

Origin

Suzhou, Jiangsu

HS Code

8414593000

Production Capacity

50, 000PCS/Year

Key features

High Efficiency EC Motor: Brushless DC technology with 80% efficiency, reducing energy consumption significantly compared to traditional motors.

Precise Speed Control: Supports 0~10VDC and PWM input for accurate speed regulation and tachometer output signal.

Long Service Life: Designed for 50,000 hours of operation (L10) with NMB ball bearings and robust protection features.

Robust Protection: Features IP44 protection, locked rotor, polarity protection, and automatic restart capabilities.

Wide Voltage Options: Available in 24VDC and 48VDC models to suit various power supply requirements.

Competitive Pricing: Cost-effective solution with short payback periods due to significant energy and operating cost savings.

Certified Quality: Complies with RoHS and CE standards, ensuring safety and environmental compliance.

Versatile Application: Suitable for HVAC, air purification, refrigeration, IT, medical, and automotive industries.

Company profile

High Repeat Buyers ChoiceFast DeliveryCustomization from SamplesQuality Assurance

PBM Motor and Fan (Suzhou) Co., Ltd.

Jiangsu, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 10 Years CertifiedNearest Port: Shanghai PortAverage Response Time: ≤18h

AI-Powered supplier vetting

SummaryThe supplier focuses exclusively on EC fan and intelligent energy-efficient motor and fan solutions. It offers ODM services, multiple forms of customization, and reports new products within the past year, but does not provide 3D software design services or SDKs. Production data lists capacities for five fan categories and two production lines, while the supplier states that it is expanding semi-automatic and automatic assembly capabilities. Quality and service procedures are documented with follow-up records, and ISO 9001, ISO 14000, and ISO 45001 systems are referenced. However, the supplier lacks in-stock, overseas warehouse, overseas showroom, overseas agent or branch capabilities, and has no valid manufacturing-capacity contract with related subcontractors. Financial credibility and customer cases are insufficiently evidenced.

Supplier typeThe supplier describes itself as focused exclusively on EC fans and intelligent energy-efficient motor and fan solutions. Its stated operations include motor and fan assembly lines and related production equipment, indicating a specialized manufacturer rather than a general trading supplier.

CertificationsThe supplier states that it has adopted an ISO 9001 Quality Management System for ten years and is adopting ISO 14000 Environmental Management and ISO 45001 Occupational Health and Safety Management systems. The slices do not provide certificate numbers, validity dates, or scope details, but they explicitly identify these management systems.

After-Sales capabilityThe supplier has documented corrective/preventive action and customer-complaint procedures with follow-up records, and describes an agent/distributor network and online service team supporting technical and after-sales needs. However, it reports no overseas agents or branches, overseas warehouse, overseas showroom, or in-stock service capacity, limiting the demonstrated breadth of physical after-sales support.

R&D capabilityThe supplier reports new products within the past year, offers ODM services, and provides customization from samples, designs, and full or minor requirements. It does not provide 3D software design services and has no available SDK, so innovation capability is demonstrated mainly through product development and engineering customization rather than software tools.

Production capacityReported annual capacities are 10,000 DC axial fans, 50,000 centrifugal fans, 5,000 single-inlet centrifugal blowers, 8,000 dual-inlet centrifugal blowers, and 80,000 EC fans, supported by two production lines and ongoing investment in automated assembly. Constraints include no valid manufacturing-capacity contract with related subcontractors, no continuous batch quantity reconciliation, and no outsourcing SOP.

Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. This is reinforced by its stated R&D and design-service capabilities, although no 3D software design service is available.

Product Q&A

Q:What are electronically commutated motors?

Electronically Commutated motors are brushless DC motors where the direction of the electric current is switched using electronic controllers. As the switching of the current is technically known as 'commutating', brushless motors are also called 'electronically commutated' motors. EC motors provide the advantages of brushed DC motors in terms of the ability to have variable speed control, but without the drawbacks of brushes.

Q:What are the advantages of EC motors?

EC motors are very high efficiency electric motors (80%) and maintain a high efficiency level at part speed. This means that in most cases they use less than one third to half of the electricity used by traditional induction motors, which in turn translates into lower operating costs and short payback periods. As EC motors have a higher efficiency this ensures that the motors run cooler in application which ensures a longer life for the motor. In terms of speed control and features, because the

Q:What about cost?

The initial outlay for an EC motor is more expensive than the traditional induction / shaded pole motors and this is mainly due to the electronic components required to drive the commutation. In recent years the cost of electronic components has reduced dramatically as volumes increase. The huge energy savings provided by EC motors, mean equally large savings in operating costs, which in turn translate in payback periods as short as a few months combined with a longer life expectancy. In our cas

Q:How are EC motors 'sustainable'?

The huge energy savings provided by our EC motors directly translate into large carbon emissions savings. By using an EC motors in your application we are able to assist our customers in dramatically reducing the air pollution (CO2) generated by their applications. This is due to the motors high efficency & low energy costs which helps to preserve the world for a 'greener' future. EC Motors are designed & manufactured using 70% less copper and 80% less steel than traditional induction and shaded

Q:What is the speed control method for this fan?

The fan supports 0~10VDC and PWM speed control inputs, allowing for precise regulation of motor speed.