The OWP-BL43-300 Electric Coolant Pump is a premium solution engineered for heavy-duty electric vehicle (EV) battery thermal management systems, delivering consistent performance, robust protection, and long-term reliability in extreme operating conditions.

This pump is specifically designed to regulate battery temperature in heavy-duty EVs during high-load scenarios, including long-haul transportation, construction vehicle operations, and industrial EV applications. By maintaining optimal battery operating temperatures, it ensures peak energy efficiency, extends battery cycle life, and mitigates the risk of overheating-induced malfunctions—critical for the stable performance of commercial and industrial electric vehicles.

• Constant flow controlling
• Reverse polarity protection
• Dry running protection
• Over voltage, over current protection
• Overload, over temperature protection
• Single-stage Centrifugal pump structure
• Magnetic force transmission (shield pump design)
• High efficiency brushless DC motor
• Low power consumption
• Service life exceeding 20000hours
• Wide range operating temperature (-40℃ to +85℃)
• PWM speed controlling
• Leakage-free operation
• IP68 waterproof and dustproof rating
• Noise control ≤60dB

• 3-5% higher motor efficiency vs. competitors (professional electromagnetic design validated)
• Optimized hydraulic performance (software-simulated impeller & volute matching)
• Automotive-grade durability (withstands extreme temps, vibration, IP68 protection)
• Precise PWM speed control for demand-based cooling

Ideal for heavy-duty EVs requiring reliable thermal management, the OWP-BL43-300 Electric Coolant Pump combines technical excellence, rugged construction, and user-centric design to meet the rigorous standards of industrial and commercial electric vehicle applications.