The Vaillant 0020192778 is a genuine OEM 5K compressor designed for use in compatible Vaillant heat pump systems. As the core component of the refrigeration circuit, the compressor is responsible for circulating refrigerant, enabling efficient heat transfer and driving the heating output of the system.

A failing compressor can lead to major performance issues including low heating capacity, excessive noise, high energy consumption, tripping faults, and complete system shutdown. Replacing it with this genuine Vaillant compressor ensures optimal system efficiency, correct refrigerant flow, and long-term operational reliability.

Key Features:

• Genuine Vaillant 5K-rated compressor

• Essential component for refrigerant circulation

• Ensures efficient heat pump operation and heat transfer

• Manufactured to Vaillant’s strict OEM quality standards

• Helps resolve low output, noise, refrigerant flow faults & system errors

• Designed for durability and high-efficiency performance

• Direct-fit replacement for professional installation

Compatibility

The Vaillant 0020192778 Compressor is compatible with:

• Selected Vaillant VWL air source heat pump models

• Other Vaillant refrigeration-based heating units listing 0020192778 in their official parts documentation

Installers must always verify exact compatibility using the system’s technical manual or parts list.