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Changzhou Bextreme Shell Motor Technology Co.,Ltd

  • China,Changzhou ,Jiangsu
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China Marine-Grade PWM Electric Coolant Pump for New Energy Vessel Power Battery
China Marine-Grade PWM Electric Coolant Pump for New Energy Vessel Power Battery

  1. China Marine-Grade PWM Electric Coolant Pump for New Energy Vessel Power Battery
  2. China Marine-Grade PWM Electric Coolant Pump for New Energy Vessel Power Battery
  3. China Marine-Grade PWM Electric Coolant Pump for New Energy Vessel Power Battery

Marine-Grade PWM Electric Coolant Pump for New Energy Vessel Power Battery

  1. MOQ: 1
  2. Price: Negotiable
  3. Get Latest Price
Payment Terms T/T,Western Union
Supply Ability 10000pcs/month
Delivery Time 5-8 work days
Packaging Details Cartons + PE
Product Name Automotive Water Pump
Operating Voltage DC 24V
Power Consumption 250W
Pump Type Centrifugal Pump
Pump Structure Single-stage
Material Aluminum
Brand Name Bextreme Shell
Model Number OWP-BL43-450T
Certification CE
Place of Origin China

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  1. Product Details
  2. Company Details

Product Specification

Payment Terms T/T,Western Union Supply Ability 10000pcs/month
Delivery Time 5-8 work days Packaging Details Cartons + PE
Product Name Automotive Water Pump Operating Voltage DC 24V
Power Consumption 250W Pump Type Centrifugal Pump
Pump Structure Single-stage Material Aluminum
Brand Name Bextreme Shell Model Number OWP-BL43-450T
Certification CE Place of Origin China
High Light Marine-Grade PWM coolant pumpElectric coolant pump for power batteryNew Energy vessel thermal management pump
Marine-Grade PWM Electric Coolant Pump for New Energy Vessel Power Battery Thermal Management

The OWP-BL43-450T Electric Coolant Pump is a specialized thermal management solution engineered to meet the stringent heat dissipation demands of power batteries in new energy vessels. Built with marine-specific durability and performance in mind, this pump excels in harsh marine environments—resisting moisture, corrosion, and extreme temperature fluctuations—while ensuring stable and efficient cooling for battery packs that power electric and hybrid ships.

Specification Parameters
Parameter Details
Power Input24VDC (18-32VDC wide operating range)
Rated Power250W
Rated Flow Rate6000L/H @ 8M lift height
Maximum Flow Rate9000L/H
Maximum Lift Head11M
Compatible Medium50-60% glycol-water mixture, dielectric oil, electronic fluorinated solution
Medium Temperature Range-40℃ to 85℃
Outlet Diameter38mm
Speed RegulationPWM (Pulse Width Modulation)
Fault Feedback SignalHigh/Low-level
IP Protection GradeIP68
Noise Level≤60dB
Service Life>20000 operating hours

Performance Curve

PWM Speed Control Mode & Fault Feedback Signal

Key Technical Advantages
  • Closed Impeller Technology: Optimizes fluid dynamics to maximize pumping efficiency, while the enclosed design reduces turbulence and contributes to the ≤60dB noise control—critical for noise-sensitive marine cabins and crew comfort.
  • Permanent Magnet Brushless Motor: Delivers a compact footprint with low 250W rated power consumption, enabling space-efficient installation in confined vessel engine rooms and reducing overall energy draw from the battery system.
  • Ultra-Durable Shaft Assembly: Utilizes high-wear-resistance friction pair materials, supporting a service life exceeding 20,000 hours and minimizing maintenance downtime for long-distance marine voyages.
  • Centrifugal & Shielded Structure: Isolates the motor from cooling media to prevent corrosion and contamination, enhancing reliability in high-humidity marine environments.
  • Precision PWM Speed Control: Allows dynamic flow rate adjustment (from 6000L/H rated to 9000L/H max) based on battery heat load, optimizing cooling efficiency during high-power discharge and extending battery lifespan.
  • Multi-Faceted Protection Systems: Integrates reverse polarity, overvoltage, overcurrent, dry-run, and overtemperature protection to safeguard both the pump and battery pack from operational failures, ensuring maritime safety.
Application

The OWP-BL43-450T Electric Coolant Pump is specifically tailored for power battery heat dissipation in new energy vessels, a critical application where consistent thermal management directly impacts battery performance, safety, and operational range. With a maximum flow rate of 9000L/H and 11M lift head, the pump efficiently circulates compatible cooling media (50-60% glycol-water mixture, dielectric oil, electronic fluorinated solution) to remove heat from high-density battery packs, preventing thermal runaway and maintaining optimal operating temperatures (-40℃ to 85℃). Its IP68 protection grade ensures complete dust and water resistance, making it suitable for both above-deck and below-deck installations in marine vessels. The PWM speed regulation and high/low-level fault feedback signal enable seamless integration with the vessel’s central control system, supporting real-time monitoring and adaptive cooling. This model’s compact design, low noise, and long service life make it an an ideal choice for enhancing the reliability, safety, and efficiency of electric ferries, yachts, and commercial new energy ships.

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Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer

  • Year Established:

    2016

  • Total Annual:

    12,000,000-15,000,000

  • Employee Number:

    150~220

  • Ecer Certification:

    Verified Supplier

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  • Changzhou Bextreme Shell Motor Technology Co.,Ltd
  • No.91 Hanjiang Rd, Changzhou, Jiangsu,China
  • https://www.electric-waterpumps.com/

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