Ferroli
Ferroli Expansion Vessel 39804890
8 litre expansion vessel for Ferroli gas boilers, part number 39804890.
At a glance
- Also known as 1210620, N6717
£173.32
£144.43 ex. VAT · VAT at 20%
Same-day dispatch
Ordered by 4pm Mon–Fri, 10:30am Sat.
30-day returns
Unused, in original packaging.
What it is
The Ferroli 39804890 is an 8 litre expansion vessel for Ferroli gas boilers. It accommodates the volume increase of water as the heating system warms up, helping to keep system pressure within safe operating limits. The vessel is a serviceable part within the boiler's hydraulic circuit.
Signs this part needs replacing
- Boiler pressure rises rapidly when the heating is on
- Pressure relief valve discharges water during heating cycles
- System pressure drops repeatedly and needs frequent topping up
- Boiler locks out or displays a low pressure fault
- Water is found at the expansion vessel air valve (where accessible)
Before you order
- Confirm your appliance model and GC number against the fitment list above
- Check that the part number 39804890 matches the component being replaced
- Depressurise the heating system before removing the existing vessel
Compliance
| GC number | E11-770 |
|---|---|
| Barcode / EAN | 8028693335034 |
| Alternative numbers | FER39804890, 1210620, N6717 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| FERROLI DOMINA 80E MF01 - 30R0221/0 (01/03/1998) | 47-267-23 | 47-267-23 | — | — |
| FERROLI DOMINA 80E MF02 - 30R0221/0 (01/03/1998) | 47-267-23 | 47-267-23 | — | — |
| FERROLI DOMINA 80E MF03 - 30R0221/0 (01/03/1998) | 47-267-23 | 47-267-23 | — | — |
| FERROLI DOMINA 80N - 30R0440/0 (01/05/2001) | 47-267-23 | 47-267-23 | — | — |
| FERROLI DOMINA 80N DGT - 30R0483/0 (01/05/2001) | 47-267-28 | 47-267-28 | — | — |
| FERROLI DOMINA C 24 E LPG - 30R0199/1 (05/2001) | — | — | — | |
| FERROLI DOMINA C 24 E NG - 30R0199/1 (05/2001) | — | — | — | |
| FERROLI DOMINA F 24 E LPG - 30R0200/1 (05/2001) | — | — | — | |
| FERROLI DOMINA F 24 E NG - 30R0200/1 (05/2001) | — | — | — | |
| FERROLI DOMITOP DGT C 24 E LPG - 30R0347/0 (01/02/2001) | — | — | — |
Showing 10 of 44 compatible appliances.
Documents & drawings
Everything we hold for this part. Where a document exists but we don't hold it, the technical team will source it from the manufacturer — usually the same working day.
FERROLI appliance manual — DOMINA 80E MF01 - 30R0221/0 (01/03/1998) (GC 47-267-23), DOMINA 80E MF02 - 30R0221/0 (01/03/1998) (GC 47-267-23), DOMINA 80E MF03 - 30R0221/0 (01/03/1998) (GC 47-267-23)
manualmanualFERROLI appliance manual — DOMINA 80N - 30R0440/0 (01/05/2001) (GC 47-267-23)
manualmanualFERROLI appliance manual — DOMINA 80N DGT - 30R0483/0 (01/05/2001) (GC 47-267-28)
manualmanualFERROLI appliance manual — F24B - 30K0235001 (03/05/2005) (GC 47-267-35)
manualmanualFERROLI appliance manual — F24E - 30R0547/1 (01/03/2002) (GC 47-267-31)
manualmanualFERROLI appliance manual — FERELLA GOLD F24 NG - 30K0209001 (01/05/2005)
manualmanualFERROLI appliance manual — MODENA 80E - 30R0544/0 (01/05/2001) (GC 47-267-05), MODENA 80E MF01 - 30R0264/0 (01/09/1998) (GC 47-267-05), MODENA 80E MF02 - 30R0264/0 (01/09/1998) (GC 47-267-05), MODENA 80E MF03 - 30R0264/0 (01/09/1998) (GC 47-267-05), MODENA 80E MF03.1 - 30R0544/0 (01/05/2001) (GC 47-267-05)
manualmanualFERROLI appliance manual — TEMPRA 12 (GC 41-267-11)
manualmanualFERROLI appliance manual — TEMPRA 18 (GC 41-267-12)
manualmanualFERROLI appliance manual — TEMPRA 24 (GC 41-267-13)
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