Ferroli
Ferroli replacement ERP pump 39847401
Genuine Ferroli ERP circulation pump for Modena HE and T-One combi and system boilers.
At a glance
- Also known as 3510107
- Have a Gas Safe registered engineer carry out installation
Showing prices
£435.24
£362.70 ex. VAT · VAT at 20%
Available to order · 1 working day
Available to order · 1 working day
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
Genuine Ferroli ERP-compliant circulation pump, which moves heated water around the boiler's heating circuit.
Signs this part needs replacing
- Little or no heat from radiators despite the boiler firing
- Unusual humming or grinding noise from the pump
- Boiler locks out on a circulation or flow fault
- Leaking or weeping from the pump housing
Before you order
- Match part number 39847401 printed on your existing pump
- Isolate the electrical supply and drain the system before removal
- Have a Gas Safe registered engineer carry out installation
Compliance
| GC number | H43-486 |
|---|---|
| Alternative numbers | FER39847401, PUMP-ASSEMBLY---GRUNDFOS-SUPERSEDED-BY-39847401, 3510107 |
| Make | Model / assembly | Reference | Years | Fitment |
|---|---|---|---|---|
| FERROLI DIVATECH C24 D - 30K0946000 (02/12/2010) | — | — | — | |
| FERROLI DIVATECH F24 D - 30K0947000 (02/12/2010) | — | — | — | |
| FERROLI DIVATOP C24 - 30K0315000 (07/09/2006) | — | — | — | |
| FERROLI DIVATOP F24 LPG - 30K0295000 (22/06/2006) | — | — | — | |
| FERROLI DIVATOP F24 LPG - 30K0295003 (01/10/2008) | — | — | — | |
| FERROLI DIVATOP F24 NG (A3) - 30K0295000 (22/06/2006) | — | — | — | |
| FERROLI DIVATOP F24 NG (A4) - 30K0295000 (22/06/2006) | — | — | — | |
| FERROLI DIVATOP F24 NG (A5) - 30K0295000 (22/06/2006) | — | — | — | |
| FERROLI DIVATOP F24 NG - 30K0295003 (01/10/2008) | — | — | — | |
| FERROLI DIVATOP HF24 - 30K0435000 (10/07/2007) | — | — | — |
Showing 10 of 99 compatible appliances.
Fitment listings are a guide, not a guarantee. Plant-room assemblies get modified on site more often than not. Send us the GC number off the data badge and a photo of the existing valve and we will confirm before anything is dispatched.
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.
manual
FERROLI appliance manual — DIVATECH C24 D - 30K0946000 (02/12/2010)
manualmanualFERROLI appliance manual — DIVATECH F24 D - 30K0947000 (02/12/2010)
manualmanualFERROLI appliance manual — DIVATOP F24 LPG - 30K0295000 (22/06/2006), DIVATOP F24 LPG - 30K0295003 (01/10/2008), DIVATOP F24 NG (A3) - 30K0295000 (22/06/2006), DIVATOP F24 NG (A4) - 30K0295000 (22/06/2006), DIVATOP F24 NG (A5) - 30K0295000 (22/06/2006), DIVATOP F24 NG - 30K0295003 (01/10/2008)
manualmanualFERROLI appliance manual — DIVATOP MICRO C24 - 30K0739000 (02/03/2009)
manualmanualFERROLI appliance manual — DOMICOMPACT F24 B - 30K0237002 (01/09/2006) (GC 47-267-37)
manualmanualFERROLI appliance manual — DOMICOMPACT F24 D - 30K0127003 (GC 47-267-39), DOMICOMPACT F24 D - 30K0127004 (01/04/2006) (GC 47-267-39)
manualmanualFERROLI appliance manual — DOMICOMPACT F30 B LPG A2) - 30K0281000 (25/01/2006), DOMICOMPACT F30 B NG A2) - 30K0281000 (25/01/2006)
manualmanualFERROLI appliance manual — DOMICOMPACT F30 D - 30K0296000 (27/06/2006) (GC 47-267-40)
manualmanualFERROLI appliance manual — DOMICONDENS F24 (GC 47-267-50), DOMICONDENS F28 (GC 47-267-76)
manualmanualFERROLI appliance manual — DOMICONDENS HE 26C - 30K0949000 (GC 47-267-54)
manualmanualFERROLI appliance manual — FERCONDENS 25 HE - 30K1239000 (01/05/2014)
manualmanualFERROLI appliance manual — FERTECH 31C - 30K0848000 (GC 47-267-51)
manualmanualFERROLI appliance manual — MODENA 18S HE - 30K1141000 (01/07/2012) (GC 41-267-40), MODENA 25S HE - 30K1141000 (01/07/2012) (GC 41-267-41)
manualmanualFERROLI appliance manual — MODENA 25C HE NG (GC 47-267-58), MODENA 27C HE LPG - 30K1045001 (09/07/2012) (GC 47-267-57), MODENA 27C HE LPG - 30K1045003 (01/12/2013) (GC 47-267-57), MODENA 27C HE NG - 30K1045001 (09/07/2012) (GC 47-267-57), MODENA 27C HE NG - 30K1045003 (01/12/2013) (GC 47-267-57)
manualmanualFERROLI appliance manual — OPTIMAX HE 25S - 30K0318000 (21/09/2006) (GC 41-267-25)
manualmanualFERROLI appliance manual — OPTIMAX HE 31C - 30K0321000 (23/10/2006) (GC 47-267-42), OPTIMAX HE 31C MKII - 30K0414000 (03/07/2007) (GC 47-267-44), OPTIMAX HE 31C MKII - 30K0414001 (01/01/2008) (GC 47-267-44), OPTIMAX HE 31C MKII - 30K0414002 (01/05/2008) (GC 47-267-44)
manualmanualFERROLI appliance manual — OPTIMAX HE 31S - 30K0320000 (25/09/2006) (GC 41-267-26)
manualmanualFERROLI appliance manual — OPTIMAX HE PLUS 18S - 30K0672000 (13/10/2008) (GC 41-267-27)
manualmanualFERROLI appliance manual — OPTIMAX HE PLUS 25S - 30K0674000 (13/10/2008) (GC 41-267-32)
manualmanualFERROLI appliance manual — OPTIMAX HE PLUS 31C - 30K0414003 (01/12/2008) (GC 47-267-44)
manualmanualFERROLI appliance manual — OPTIMAX HE PLUS 35S - 30K0676000 (13/10/2008) (GC 41-267-33)
manualmanualFERROLI appliance manual — T-ONE 18S HE (GC 41-267-43), T-ONE 25S HE (GC 41-267-44)
manualmanualFERROLI appliance manual — T-ONE 25C HE (GC 47-267-59)
manualNo technical questions yet for this part.
Not sure which part?
Search by part number, product name or brand — our technical team confirms fitment before anything is dispatched.