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133mm Brushless DC Motor Low Noise Centrifugal Fan Small Industrial Blower Fan

Voltage Type: DC

Motor Type: BLDC External Rotor Motor

Impeller Diameter: 133mm

Impeller Material: Galvanized Steel

Housing Material: Iron

Speed Control: 0-10VDC/PWM

Protection Type: IP44

Insulation Class: B

Operation Temperature : - 25 ℃ ~ +60 ℃

Motor Protection: Locked-Rotor Protection, Reverse Polarity Protection, Thermal Protection, Soft Start

Technical Parameters
Model No.Bearing SystemRated VoltageOperating VoltageRated CurrentRated PowerRated SpeedAir FlowAir PressureNoise Level
B/SVDCVDCAWRPMm³/hPadBA
S3D-24133-S7-00Ball2416~282.458200022031064
S3D-48133-S7-00Ball4836~571.258200022031064

Outline Drawing

S3D-xx133-S7-00 2D

Performance Curve

S3D-xx133-S7-00 PQ

Renewable Energies

Application Fields

Renewable Energies

As renewable energy continues to make up a larger share of the global power supply, the systems responsible for generating, storing, and distributing that energy must meet ever-higher standards for efficiency, reliability, and durability. At Seemtek, our advanced, intelligently controlled fans are designed to meet these demands—ensuring effective thermal management across a wide range of renewable energy applications. Drawing on our deep industry experience and commitment to innovation, we support the long-term, stable operation of electric vehicle charging stations, energy storage units, solar inverters, and other clean energy infrastructure.

Ventilation

Application Fields

Ventilation

In the design of ventilation equipment, human health and comfort are key considerations. The low-noise, high-performance fans offered by Seemtek ensure optimal airflow while enhancing comfort and promoting a healthy environment. By integrating Seemtek’s energy-efficient drive systems and intelligent control technologies, our biomimetic fans deliver stable and efficient performance in a wide range of applications, maintaining low noise levels that are almost imperceptible. The ideal modern ventilation system is quiet, discreet, and highly reliable, achieving excellent energy efficiency and economic operation through precise control and intelligent adjustment based on demand.

Air Conditioning

Application Fields

Air Conditioning

In the air conditioning sector, maintaining optimal airflow and temperature control is vital for energy efficiency and system reliability. Seemtek’s fan solutions are designed to enhance the performance of HVAC systems by ensuring smooth, efficient airflow for both residential and commercial applications. Our fans are equipped with advanced control technology, enabling precise speed regulation that adapts to varying load conditions, ensuring energy-efficient operation at all times.

Seemtek fans provide quiet, reliable, and consistent airflow, optimizing the cooling process and improving overall system efficiency. Their compact design and low energy consumption make them ideal for integrating into existing air conditioning systems, helping to reduce operational costs while enhancing comfort and performance. 

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