Pierburg 7.02851.20.0 Electric Water Pump - CWA200 12V 40mm

The Pierburg 7.02851.20.0 is a high-performance electric coolant pump designed for demanding automotive cooling applications. Also known as the CWA200, this OEM-quality pump features a brushless canned motor design that operates independently from the engine, providing demand-based cooling that improves efficiency and reduces fuel consumption.

Key Features:

• Brushless electric motor with integrated variable speed controller
• 12V operation with 8-16V operating voltage range
• High flow rate: 116 L/min at 0.45 bar, up to 166 L/min at 0.30 bar
• Variable speed control via PWM signal (18-4500 RPM)
• IP67 protection rating for harsh environments
• Wide temperature range: -40°C to +128°C (water), -40°C to +140°C (ambient)
• 40mm inlet/outlet diameter for optimal flow
• Includes mounting hardware for easy installation

Technical Specifications:

• Maximum current draw: 15A nominal, 16.5A max (0.2mA standby)
• Nominal differential pressure: 0.45 bar
• Weight: Approximately 4.74 lbs (2.15 kg)
• Compatible with water and water/glycol coolant mixtures

This genuine Pierburg pump replaces multiple OEM part numbers including 11517586925, 11517586924, 11517563183, 11517546994, 11517545201, and 11517521584. The demand-based cooling system reduces power requirements while cutting down on frictional loss and emissions, making it an ideal upgrade or replacement for modern engine cooling systems.