Changzhou Bextreme Shell Motor Technology Co.,Ltd
                                                                                                           
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6 Years
Since 2020
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DKB80 Series 12V/24V Automotive Electric Water Pump - 80W Power, 1800L/H Flow, 10M Head for HEV/EV Cooling Systems

Price Negotiable
Price: Negotiable
MOQ: 10
Delivery Time: 20days
Brand: Decarbon
Product Description
Product Overview

DKB80 Series automotive electric water pumps deliver reliable cooling circulation for hybrid and electric vehicles. These brushless DC motor pumps feature advanced protection systems and durable construction for long service life.

Applications
  • Hybrid Electric Vehicle (HEV) and Extended Range Electric Vehicle (EREV) motor engine and control system cooling
  • Pure electric minibus motor engine and control system cooling
  • Battery auxiliary heating and cooling systems
  • Turbocharger cooling cycles
  • Engine water cooling systems
  • 12KW pre-heater water cycles
  • Train, ship, and industrial cooling systems
Key Features
  • Single stage centrifugal pump design
  • Magnetic force transmission (shield pump structure)
  • High efficiency brushless DC motor with low power consumption
  • Wide operating temperature range (-40℃ to +120℃)
  • PWM signal speed control with optional PG signal feedback
  • Constant flow control capability
  • Multiple protection systems: reverse polarity, dry running, over voltage, over current, overload, and over temperature
  • Automotive grade electronic components
  • IP67 waterproof rating
Technical Specifications
Materials in Contact with Liquid
  • Pump head housing: PPS+GF
  • Impeller: PPS+GF
  • Shield cavity: PPS+GF
  • Shaft bearing: Carbon resin composite materials + zirconia ceramic washer
  • Shaft: Hollow stainless steel
  • Rotor: Nylon injection packed
  • Seal ring: EPDM
Driving Device Components
  • Driving electromagnet: Magnet + nylon injection packed
  • Screws and nuts: SUS 304 stainless steel
  • Driving Motor: Brushless motor
  • Motor wire frame: PPA+GF (white)
  • Pump housing: Aluminum alloy
  • Bracket: SUS 304 stainless steel
  • Bracket hoop: SUS 304 stainless steel + damping rubber ring
Electrical Parameters
Working Voltage (VDC) Rated Power (W) Max Flow (L/H) Max Head (M) Weight (g)
9V-16V (12V) 80W 1800L/H 10M 750g
18V-30V (24V) 80W 1800L/H 10M 750g
Temperature Parameters
  • Medium liquid temperature: -40℃ to +120℃ (-40°F to +248°F)
  • Working ambient temperature: -40℃ to +100℃ (-40°F to +212°F)
  • Storage temperature: -40℃ to +70℃ (-40°F to +158°F)
System Pressure

-0.2 to 2.5 bar (100℃/212°F)

Service Life

More than 20,000 hours based on rated voltage and 36℃ (86°F) ambient temperature

Model Specifications

DKB80-12A(SR/PG) - 12V model

DKB80-24A(SR/PG) - 24V model

With mounting bracket model suffix: SR (e.g., DKB80-12ASR)

With PG signal feedback pin model suffix: PG (e.g., DKB80-12APG)

Installation Guidelines
  • Centrifugal pumps require pre-filling before operation
  • Install at the lowest position to ensure impeller immersion
  • Avoid dry running - maximum 30 seconds dry run capability
  • Use recommended diameter pipes (22.6mm outer, 16mm inner)
  • Impeller rotates clockwise when viewed from inlet direction
  • Vertical or horizontal mounting supported
  • Outlet port should be upward when installed vertically
  • Minimize elbows in piping, especially within 20cm of pump
  • Avoid seawater or heavily polluted liquids with large impurities
Product Images
DKB80 Series automotive electric water pump exterior view Water pump installation diagram and mounting instructions Electric water pump connector model and pin configuration Performance curve chart for DKB80 series water pumps DKB80 water pump dimensional drawing and specifications Detailed technical drawing of automotive electric water pump components

Get in Touch

Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Changzhou Bextreme Shell Motor Technology Co.,Ltd
Location No.8 Tianshan road, Xinbei district,Changzhou,Jiangsu,China.
Contact Person Sharon Xiao

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