Changzhou Bextreme Shell Motor Technology Co.,Ltd
                                                                                                           
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High Performance Electric Coolant Circulation Pump With PWM Speed Regulation Fault Feedback

Price Negotiable
Price: Negotiable
MOQ: 1
Delivery Time: 5-8 work days
Brand: Bextreme Shell
Product Description
High-performance Electric Coolant Pump with PWM Speed Regulation & Fault Feedback for Lithography Machines' Cooling System
OWP-BL43-440C Electric Coolant Pump: Precision Cooling for Lithography Machines
Engineered to meet the rigorous demands of advanced lithography equipment, the OWP-BL43-440C Electric Coolant Pump delivers unparalleled reliability, efficiency, and precision in thermal management. Designed with cutting-edge BLDC motor technology and magnetic force transmission, this single-stage centrifugal pump is optimized to maintain stable operating temperatures for critical components in lithography machines, ensuring consistent performance and extended service life.
Key Advantages
The OWP-BL43-440C stands out with its comprehensive protection features and superior efficiency. Equipped with constant flow control and PWM speed regulation, it adapts seamlessly to dynamic cooling requirements, while reverse polarity protection, dry running protection, and multi-layer overload safeguards (over voltage, over current, over temperature) prevent system failures in harsh operating environments. Its magnetic force transmission (shield pump structure) eliminates leakage risks, ensuring contamination-free coolant circulation—essential for the sensitive optics and electronics in lithography machines.
Powered by a high-efficiency BLDC motor with nylon plastic capsulated magnets, the pump achieves 3-5% higher motor efficiency than industry competitors, thanks to professional electromagnetic theory design verification. The impeller and volute undergo precision simulation calculations using advanced hydraulic software, resulting in optimal hydraulic efficiency and minimal energy loss. With an IP68 protection rating, the pump operates reliably in extreme conditions, while its noise control of ≤60dB ensures quiet operation in cleanroom environments.
Technical Specifications
Parameter Details
Power Input 24VDC (18-32VDC)
Rated Power 400W
Rated Flow Rate 3000L/H @ H=20M
Max Flow Rate 4600L/H
Max Lift Head 23M
Outlet Shape Clamp Quick-Connect Fitting
Working Temperature (Medium) -40℃ to +85℃ (-40°F to +185°F)
Working Ambient Temperature -40℃ to +120℃ (-40°F to +248°F), Humidity ≤90%
System Pressure -0.5-2.5 Bar (at 100℃/212°F)
IP Grade IP68
Noise Level ≤60dB
Speed Regulation PWM
Service Life >20000 hours
Application: Lithography Machine Cooling Systems
Lithography machines are the backbone of semiconductor manufacturing, requiring ultra-precise temperature control to ensure nanometer-scale patterning accuracy. The OWP-BL43-440C plays a critical role in these systems by efficiently circulating coolant to dissipate heat from key components, including:
  • Laser sources: Maintains stable output power by preventing overheating, ensuring consistent light intensity for precise exposure.
  • Optical lenses and mirrors: Controls thermal expansion to preserve optical alignment, avoiding image distortion and improving yield rates.
  • Wafer stage mechanisms: Cools moving parts to reduce thermal drift, enhancing positioning accuracy during wafer processing.
  • Electronic control units: Protects sensitive circuitry from thermal stress, reducing downtime and extending component lifespan.
With its wide operating temperature range (-40℃ to +85℃ for coolant, -40℃ to +120℃ for ambient conditions) and robust construction, the pump thrives in the demanding environment of lithography facilities. Its long service life (over 20,000 hours) and low maintenance requirements minimize operational disruptions, making it an ideal choice for high-volume semiconductor production lines.
Performance Curve
OWP-BL43-440C Electric Coolant Pump Performance Curve Diagram
Overall Size
OWP-BL43-440C Electric Coolant Pump Overall Dimensions Diagram
OWP-BL43-440C Electric Coolant Pump Additional Technical Diagram

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Company Changzhou Bextreme Shell Motor Technology Co.,Ltd
Location No.91 Hanjiang Rd, Changzhou, Jiangsu,China
Contact Person Eric Peng

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