Changzhou Bextreme Shell Motor Technology Co.,Ltd
                                                                                                           
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Original High Pressure 1.7 Bar Automotive Water Pumps For Fuel Cell Cooling System

Price Negotiable
Price: Negotiable
MOQ: 1
Delivery Time: 5-8 work days
Brand: Bextreme Shell
Product Description
OWP-BL43-200 Electric Coolant Pump: Premium Cooling Core for Fuel Cell Systems
Designed specifically for the rigorous demands of fuel cell cooling systems, the OWP-BL43-200 Electric Coolant Pump combines advanced technology, robust protection, and long-lasting performance. As a critical component in hydrogen fuel cell vehicle cooling circuits, it ensures precise temperature control for fuel cell stacks, power electronics, and energy storage systems—delivering reliable fluid circulation even in extreme operating conditions.
Core Advantages
  • Intelligent Protection & Stability: Comprehensive safeguards including reverse polarity protection, dry running protection, over-voltage/current protection, and overload/over-temperature protection minimize downtime and extend system lifespan. Constant flow control maintains consistent fluid delivery critical for fuel cell operating temperatures (80-90℃).
  • Advanced Magnetic Drive Design: Shield pump structure with magnetic force transmission eliminates leakage risks while ensuring efficient power transfer. Driving electromagnet uses nylon plastic encapsulated magnets for enhanced durability and corrosion resistance.
  • Superior Efficiency & Longevity: High-efficiency brushless DC motor achieves 3-5% higher motor efficiency than competitors through professional electromagnetic design verification. Service life exceeding 20,000 hours with low power consumption reduces maintenance costs.
  • Automotive-Grade Reliability: Built with automotive-grade electronic components to withstand harsh environments (temperature range: -40℃ to +85℃, humidity ≤90%) and meets IP68 waterproof standards. Hydraulic system optimized via professional simulation software ensures optimal impeller-volute matching for maximum hydraulic efficiency.
Technical Specifications
Power Input 24VDC (18-32VDC)
Rated Power 250W
Rated Flow Rate 2800L/H @ H=16M
Maximum Flow Rate 4800L/H
Maximum Lift Head 20M
Working Temperature Range -40℃ to +85℃ (-40°F to +185°F)
Outlet Diameter 38mm (1.5inch)
IP Rating IP68
Noise Level ≤60dB
Service Life >20000 hours
System Pressure -0.5-2.5 Bar (at 100℃/212°F)
Medium Liquid Temperature -40℃ to +85℃ (-40°F to +185°F)
Working Ambient Conditions -40℃ to +85℃ (-40°F to +185°F), Humidity ≤90%
Application: Fuel Cell Cooling Systems
The OWP-BL43-200 is engineered as a dedicated cooling solution for fuel cell systems, particularly in hydrogen fuel cell vehicles. It plays a pivotal role in maintaining thermal balance across critical components:
  • Circulates coolant through fuel cell stacks to regulate temperature within the optimal 80-90℃ range, preserving membrane electrode performance and catalyst activity.
  • Ensures efficient heat dissipation for DC/DC converters, inverters, and energy storage batteries, preventing overheating-induced failures during high-power operation.
  • Integrates seamlessly into integrated liquid cooling circuits, supporting the compact design and reliability requirements of automotive fuel cell systems.
  • Wide voltage range (18-32VDC) and robust protection features make it suitable for dynamic operating conditions of fuel cell vehicles, from cold starts to prolonged high-load driving.
Performance Curve
OWP-BL43-200 Electric Coolant Pump Performance Curve
Overall Size
OWP-BL43-200 Electric Coolant Pump Overall Size Diagram
OWP-BL43-200 Electric Coolant Pump Additional Size Specifications

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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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