Genuine Vaillant circulating pump assembly, manufacturer part number 160928. This VP5/VP5-2 pump (Grundfos pattern) circulates heated water through the boilers primary circuit for reliable central-heating and DHW performance.

Key features

• Official Vaillant spare: MPN 160928
• Type: Circulation pump (VP5 / VP5-2)
• Also referenced as Grundfos code 59866527
• Typical item weight: ~2.0kg

Compatible Vaillant models (selected)

• TURBOmax plus 824 E, 828 E; TURBOmax pro 24 E, 28 E
• THERMOcompact 615 E, 620 E, 624 E, 628 E
• VU 152/2-5, 202/2-5, 242/2-5, 282/2-5 series
• VUW 242/2-3, 242/2-5, 282/2-3, 282/2-5 series

What it does

The pump sits after the primary heat exchanger and moves heated water around the closed heating system. In most combi boilers it is positioned before the diverter valve to allow circulation to DHW and heating circuits.

Installation note

Gas/water components must be fitted and commissioned by a qualified engineer in line with local regulations to maintain safety and warranty.

Also known as

Circulation pump, boiler pump, VP5 pump, Grundfos VP5/2 59866527.