Hepu P669 Switchable Engine Water Pump with Integrated Regulator

The Hepu P669 is a premium-quality switchable engine water pump designed for Volkswagen and Audi vehicles. This advanced centrifugal pump features variable flow control technology, where the impeller moves inside and outside of a shield to regulate coolant circulation based on engine demands, improving efficiency and reducing parasitic power loss.

Key Features:

• Switchable water pump design with integrated disabling contact for variable coolant flow
• Integrated regulator for optimal temperature control and engine protection
• Precision bearing design reduces noise and vibration during operation
• Advanced impeller design maximizes coolant flow and prevents overheating
• Mechanical operating mode engineered to OEM specifications
• Complete kit includes gasket/seal, mounting bolts, and screws for hassle-free installation

Hepu is known for superior quality engineering that meets or exceeds OEM standards. This water pump is recommended for replacement when changing your timing belt (typically every 60,000 to 90,000 miles) or if you notice coolant leaks or unusual noises from the pump area. Replaces OEM part numbers 04L121011, 04L121011E, 04L121011EX, 04L121011L, 04L121011LX, and 04L121011N.