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Stuart Turner Monsoon U4.0 Bar Twin Pump 46411

Stuart Turner

Stuart Turner Monsoon U4.0 Bar Twin Pump 46411

Stuart Turner Monsoon U4.0 Bar Twin pump for boosting hot and cold water supplies in domestic systems.

Manufacturer part no.
46411
Showing prices

£741.60

£618.00 ex. VAT · VAT at 20%

Available to order · 1-2 working days
Available to order · 1-2 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.

Same-day dispatch

Ordered by 4pm Mon–Fri, 10:30am Sat.

30-day returns

Unused, in original packaging.

What it is

The Monsoon U4.0 Bar Twin is a twin pump from the Stuart Turner Monsoon range, rated at 4.0 bar. It is used to boost hot and cold water supplies to outlets in domestic systems. The twin configuration allows both the hot and cold sides of an installation to be served from a single unit.

Signs this part needs replacing

  • Noticeable drop in water pressure at the outlets the pump serves
  • Motor runs but delivers little or no boosted flow
  • Excessive noise, vibration or humming during operation
  • Water weeping from the pump body, connections or seals
  • Pump fails to start or cuts in and out repeatedly during use

Before you order

  • Confirm the existing pump's rating and configuration match the installation
  • Check the pump position and available space before removal
  • Inspect pipework connections and flexible hoses for condition and compatibility
  • Verify the outlets being served are on the pumped supply

Not sure which part?

Tell the parts assistant what it's going into — the appliance make and model, or the GC number off the data badge — and it will check this part is on the fit list.