Pierburg CWA400 Intercooler Pump (LIN Version) – High-Performance Electric Coolant Pump
The Pierburg CWA400 is a top-tier, high-flow electric intercooler pump designed for advanced cooling systems in performance and racing vehicles. As the next evolution of the widely respected CWA200, the CWA400 offers more than double the hydraulic performance while maintaining a compact form factor.
Ideal for high-demand cooling applications in supercharged or turbocharged builds, this brushless, fully canned motor pump delivers unmatched efficiency and reliability.
Key Features:
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High flow rate: Up to 220 liters per minute
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Brushless design for long-lasting performance
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Compact yet powerful — same footprint as the CWA200
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Sealed to IP67 standard for harsh environments
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Compatible with air-to-water intercooler systems or engine cooling circuits
Connection Instructions:
This version requires a simple 12V on/off signal to operate correctly.
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Pin 1: 12V
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Pin 2: Ground
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Pin 3: 12V
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Pin 4: Ground
Technical Specifications:
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Model: Pierburg CWA400 (LIN Version)
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Operating Voltage: 8–16V
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Inlet/Outlet: 1.5" Hose Barb
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Current Draw: 35.5A nominal / 36.3A max
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Standby Current: Approx. 0.2mA
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Flow Rate: 150 L/min @ 0.85 bar / 220 L/min @ 0.55 bar
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Differential Pressure: 0.85 bar
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Max Speed: Approx. 5900 RPM
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Temperature Range (Water): -40°C to 128°C
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Temperature Range (Ambient): -40°C to 140°C
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Protection Rating: IP67
Note: Dedicated Motorsports does not offer warranties on any electronic components, including this pump.
