The Vaillant 0020268773 is a genuine OEM circulation pump designed to maintain correct water flow and system pressure within compatible Vaillant boilers. As a key component in the heating circuit, this pump ensures efficient circulation of heated water throughout the system, supporting stable boiler operation, consistent heat output, and optimal energy performance.

A faulty pump can cause symptoms such as poor heating, intermittent hot water, overheating, noisy operation, flow-related error codes, or boiler lockouts. Installing this genuine Vaillant replacement pump restores correct circulation and long-term reliability.

Key Features:

• Genuine Vaillant circulation pump

• Ensures reliable water flow & system pressure

• Supports efficient and stable boiler performance

• Manufactured to Vaillant’s strict OEM quality standards

• Helps resolve flow faults, overheating, noise & error codes

• Durable, long-life construction

• Direct-fit replacement for professional installation

Compatibility

The Vaillant 0020268773 Pump is compatible with various Vaillant appliances, including:

• Selected ecoTEC models

• Selected ecoFIT models

• Boilers or systems listing 0020268773 in the official Vaillant parts documentation

Engineers should always confirm exact compatibility using the boiler’s service manual or parts list.