The Vaillant 0020175872 is a genuine OEM circulation pump designed for use within Vaillant VWL air source heat pump systems. This high-efficiency pump ensures reliable water circulation through the heating circuit, supporting optimal heat transfer, stable system pressure, and efficient operation of the heat pump.

A failing pump can cause poor system performance, reduced heating output, noisy operation, flow-related error codes, or system shutdowns. Replacing it with this genuine Vaillant pump restores correct circulation and maintains long-term system reliability.

Key Features:

• Genuine Vaillant VWL circulation pump

• Ensures consistent and efficient system water flow

• Designed specifically for Vaillant VWL heat pump units

• Supports stable pressure and optimal heat transfer

• Manufactured to Vaillant’s strict OEM quality standards

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

• Durable and energy-efficient construction

• Direct-fit replacement for professional servicing

Compatibility

The Vaillant 0020175872 Pump is compatible with:

• Vaillant VWL air source heat pump systems

• Other Vaillant units listing 0020175872 in their official parts documentation

Engineers should always verify exact model compatibility using the unit’s service manual or parts list.