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HV Battery Cooling Pump

High-voltage battery cooling pumps for thermal management systems. Critical for maintaining optimal battery temperature and performance in electric vehicles.

HV Battery Cooling Pump Overview

High-voltage battery cooling pumps are essential components of electric vehicle thermal management systems. They circulate coolant through battery packs to maintain optimal operating temperatures, ensuring maximum performance, safety, and battery longevity.

Temperature Control

Optimal battery temperature

Coolant Flow

Efficient heat transfer

Battery Life

Extended battery longevity

Technical Specifications

HV battery cooling pump specifications and performance characteristics

Flow Rate:10-40 L/min
Operating Voltage:12V DC
Power Consumption:50W - 200W
Max Pressure:2.5 bar
Operating Temperature:-40°C to +120°C
Coolant Compatibility:Ethylene/Propylene Glycol
Protection Rating:IP67
Service Life:10+ years

Why Battery Cooling is Critical

  • Battery Longevity: Proper cooling can extend battery life by 50% or more by preventing thermal degradation
  • Performance Maintenance: Keeps batteries within optimal temperature range for maximum power output
  • Safety Critical: Prevents thermal runaway and overheating-related safety issues
  • Fast Charging: Enables higher charging rates by managing heat generated during rapid charging
  • Climate Adaptation: Essential for vehicle operation in extreme hot or cold conditions

Compatible EV Models

Electric vehicles with active battery cooling systems in New Zealand

Tesla Model 3, Y, S, X
BMW i3, i4, iX, i7
Mercedes EQC, EQS, EQA, EQB
Audi e-tron GT, Q4 e-tron
Nissan LEAF (thermal management versions)
Hyundai Ioniq 5, Kona Electric
Kia EV6, e-Niro
Polestar 2, 3
BYD Atto 3, Sealion 7
Volvo XC40 Recharge, C40

Battery Cooling System Types

Different thermal management approaches used in electric vehicles

Liquid Cooling Systems

  • • Glycol-based coolant circulation
  • • Heat exchanger integration
  • • Precise temperature control
  • • Most effective for large battery packs
  • • Used in premium EVs

Air Cooling Systems

  • • Fan-based air circulation
  • • Simpler system design
  • • Lower cost implementation
  • • Adequate for smaller battery packs
  • • Common in economy EVs

New Zealand Suppliers

Sources for battery cooling pump components and service

Bosch Automotive NZ

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Global automotive component supplier

OEM cooling system components

Continental Automotive

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Thermal management specialists

Battery cooling pumps

EV Thermal Solutions

Specialized EV cooling systems

Aftermarket cooling pumps

Maintenance & Troubleshooting

Maintenance Schedule

  • • Coolant level check every 6 months
  • • System pressure test annually
  • • Coolant replacement every 4-5 years
  • • Pump performance monitoring
  • • Hose and connection inspection

Common Symptoms

  • • Battery overheating warnings
  • • Reduced charging speed
  • • Coolant leaks under vehicle
  • • Unusual pump noises
  • • Temperature-related error codes