Hella 7.28237.05.0 Power Brake Booster Vacuum Pump

The Hella 7.28237.05.0 is a high-quality power brake booster vacuum pump designed to ensure reliable brake system performance. Manufactured by Pierburg, a premium OEM supplier now part of the Hella brand family, this vacuum pump provides consistent vacuum pressure essential for proper brake booster operation.

Key Features:

• Vane pump design utilizing rotary displacement compression principle for efficient vacuum generation
• Mechanical operating mode with single electrical connector
• Straight shape configuration for direct fitment
• Includes seal ring for proper installation and leak prevention
• OEM-quality construction meeting original equipment specifications

This vacuum pump is critical for vehicles where the engine cannot generate sufficient vacuum through the intake manifold, particularly in turbocharged applications. The pump draws air from the brake booster via the pneumatic line system, ensuring adequate vacuum supply for reliable braking performance. The rotor operates eccentrically within the pump chamber, with vanes sliding along the inner wall to continuously compress volume and generate vacuum.

Technical Specifications:

• Fuel Type Compatibility: Petrol engines
• Number of Connectors: 1
• Pump Type: Vane Pump
• Technical Information Number: SI 0109-11
• Includes seal for proper installation

OEM Cross-Reference Numbers: 12787696, 55561099, 545348, 545427, 559012, 91073