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Biasi Pump Complete BI1911103

Biasi

Biasi Pump Complete BI1911103

Complete circulation pump for Biasi Garda, Parva and RIVA boilers up to serial number N025650410.

At a glance

  • Also known as 1650829, N4911
Manufacturer part no.
BI1911103
GC number
H58-670
Showing prices

£292.97

£244.14 ex. VAT · VAT at 20%

Available to order · 3 working days
Available to order · 3 working days
Not certain it's the right part? The technical team verifies fitment before dispatch — no charge, and it stops a second trip.Call the technical teamSend a technical question

Same-day dispatch

Ordered by 4pm Mon–Fri, 10:30am Sat.

30-day returns

Unused, in original packaging.

What it is

The Biasi BI1911103 is a complete circulation pump for Biasi gas boilers, supplied for appliances up to serial number N025650410. It moves heating water through the primary circuit, maintaining flow around the boiler and system. The pump is listed for use across a range of Garda, Parva and RIVA models.

Signs this part needs replacing

  • Boiler runs but radiators stay cold or heat unevenly
  • Pump produces grinding, humming or rattling noises
  • Boiler locks out on overheat or flow fault
  • Pump body shows signs of leakage or seizure
  • Domestic hot water performance drops where the pump serves the boiler circuit

Before you order

  • Check the boiler serial number is N025650410 or lower
  • Confirm the boiler model against the Fits list
  • Match the pump connections and electrical plug to the existing unit
  • Isolate power and water, and drain down before removal

Not sure which part?

Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.