Description

Potterton Titanium Fan Replacement

The Potterton Promax fan replacement ensures your boiler’s ventilation system works efficiently. This fan replacement part maintains proper airflow, which is vital for safe and effective boiler operation. The part number 5121447 fits Promax boilers perfectly, helping to prevent overheating and improve heating performance.

Compatible Boilers

This part is compatible with the following models:

Apollo Series

Apollo 25 – GC 47-393-38
Apollo 30 – GC 47-393-37

Gold Series

Gold 24 HE A Combi (After Serial No BMX0815 & GNH0815) – GC 47-393-18
Gold 24 HE A Combi (Before Serial No BMX0815 & GNH0815) – GC 47-393-18 BEFORE
Gold 24 HE Combi – GC 47-590-05
Gold 28 HE Combi – GC 47-590-06
Gold 28 HEA Combi (After Serial No BNF0932 & GNK0932) – GC 47-393-19
Gold 28 HEA Combi (Before Serial No BNF0932 & GNK0932) – GC 47-393-19 BEFORE
Gold 33 HE A Combi (After Serial No GNL1112) – GC 47-393-20
Gold 33 HE A Combi (Before Serial No GNL1112) – GC 47-393-20 BEFORE
Gold 33 HE Combi – GC 47-590-19

Gold Combi ErP Series

Gold 24 Combi ErP (Serial No Ending AC) – GC 47-393-43
Gold 24 Combi ErP (Serial No Ending BC & CC) – GC 47-393-43 BC
Gold 24 Combi ERP (Serial No Ending DC) – GC 47-393-43 DC
Gold 24 Combi ERP (Serial No Ending EC) – GC 47-393-43 EC
Gold 28 Combi ErP (Serial No Ending AC) – GC 47-393-44
Gold 28 Combi ErP (Serial No Ending BC & CC) – GC 47-393-44 BC
Gold 28 Combi ERP (Serial No Ending DC) – GC 47-393-44 DC
Gold 28 Combi ERP (Serial No Ending EC) – GC 47-393-44 EC
Gold 28 Combi ErP LPG (Serial No Ending AC) – GC 47-393-45
Gold 28 Combi ErP LPG (Serial No Ending BC & CC) – GC 47-393-45 BC
Gold 28 Combi ERP LPG (Serial No Ending DC) – GC 47-393-45 DC
Gold 28 Combi ERP LPG (Serial No Ending EC) – GC 47-393-45 EC
Gold 33 Combi ErP (Serial No Ending AC) – GC 47-393-46
Gold 33 Combi ErP (Serial No Ending BC & CC) – GC 47-393-46 BC
Gold 33 Combi ERP (Serial No Ending DC) – GC 47-393-46 DC
Gold 33 Combi ERP (Serial No Ending EC) – GC 47-393-46 EC

Gold System Series

Gold System 18 HE A – GC 41-592-15
Gold System 24 HE A – GC 41-592-16
Gold System 28 HE A (After Serial No HSA1112) – GC 41-592-17
Gold System 28 HE A (Before Serial No HSA1112) – GC 41-592-17 BEFORE
Gold System 18 Erp Serial No. Ending in AC – GC 41-592-39
Gold System 18 Erp Serial No. Ending in BC & CC – GC 41-592-39 BC
Gold System 18 Erp Serial No. Ending in DC – GC 41-592-39 DC
Gold System 24 Erp Serial No. Ending in AC – GC 41-592-40
Gold System 24 Erp Serial No. Ending in BC & CC – GC 41-592-40 BC
Gold System 24 Erp Serial No. Ending in DC – GC 41-592-40 DC
Gold System 28 Erp Serial No. Ending in AC – GC 41-592-41
Gold System 28 Erp Serial No. Ending in BC & CC – GC 41-592-41 BC
Gold System 28 Erp Serial No. Ending in DC – GC 41-592-41 DC

Heatmax Series

Heatmax Combi 24 HE – GC 47-393-27
Heatmax Combi 28 HE – GC 47-393-28
Heatmax Combi 33 HE (After Serial No FMN1112) – GC 47-393-29
Heatmax Combi 33 HE (Before Serial No FMN1112) – GC 47-393-29 BEFORE

Promax Series

Promax Combi 24 ERP (Serial No Ending AC) – GC 47-393-47 AC
Promax Combi 24 ERP (Serial No Ending BC & CC) – GC 47-393-47 BC
Promax Combi 24 ERP (Serial No Ending DC) – GC 47-393-47 DC
Promax Combi 24 ERP (Serial No Ending EC) – GC 47-393-47 EC
Promax Combi 28 ERP (Serial No Ending AC) – GC 47-393-48 AC
Promax Combi 28 ERP (Serial No Ending BC & CC) – GC 47-393-48 BC
Promax Combi 28 ERP (Serial No Ending DC) – GC 47-393-48 DC
Promax Combi 28 ERP (Serial No Ending EC) – GC 47-393-48 EC
Promax Combi 33 ERP (Serial No Ending AC) – GC 47-393-49 AC
Promax Combi 33 ERP (Serial No Ending BC & CC) – GC 47-393-49 BC
Promax Combi 33 ERP (Serial No Ending DC) – GC 47-393-49 DC
Promax Combi 33 ERP (Serial No Ending EC) – GC 47-393-49 EC
Promax Combi 24 HE Plus – GC 47-393-17
Promax Combi 24 HE Plus A – GC 47-393-21
Promax Combi 24 HE Plus LPG – GC 47-393-24
Promax Combi 28 HE Plus – GC 47-590-04
Promax Combi 28 HE Plus A – GC 47-393-22
Promax Combi 33 HE Plus – GC 47-590-03
Promax Combi 33 HE Plus A – GC 47-393-23
Promax 12 HE Plus A System – GC 41-591-99
Promax 12 HE Plus System – GC 41-591-90
Promax 15 HE Plus A System – GC 41-592-01
Promax 15 HE Plus System – GC 41-591-91
Promax 18 HE Plus A System – GC 41-592-02
Promax 18 HE Plus System – GC 41-591-92
Promax 24 HE Plus A System LPG (After Serial No. ELW 0932) – GC 41-592-11 AFTER
Promax 24 HE Plus A System LPG (Before Serial No. ELW 0932) – GC 41-592-11 BEFORE
Promax 24 HE Plus A System NG (After Serial No. AWD 0932) – GC 41-592-03
Promax 24 HE Plus A System NG (Before Serial No. AWD 0932) – GC 41-592-03 BEFORE
Promax 24 HE Plus System – GC 41-601-21
Promax 32 HE Plus A System – GC 41-592-04
Promax 32 HE Plus System – GC 41-591-93

Titanium Series

Titanium 24 – GC 47-393-39
Titanium 28 – GC 47-393-40
Titanium 33 – GC 47-393-41
Titanium 40 – GC 47-393-42
Titanium 24 Combi Erp (Serial No. Ending in AC) – GC 47-393-50
Titanium 24 Combi Erp (Serial No. Ending in BC & CC) – GC 47-393-50 BC
Titanium 24 Combi Erp (Serial No. Ending in DC) – GC 47-393-50 DC
Titanium 24 Combi Erp (Serial No. Ending in EC) – GC 47-393-50 EC
Titanium 28 Combi Erp (Serial No. Ending in AC) – GC 47-393-51
Titanium 28 Combi Erp (Serial No. Ending in BC & CC) – GC 47-393-51 BC
Titanium 28 Combi Erp (Serial No. Ending in DC) – GC 47-393-51 DC
Titanium 28 Combi Erp (Serial No. Ending in EC) – GC 47-393-51 EC
Titanium 33 Combi Erp (Serial No. Ending in AC) – GC 47-393-52
Titanium 33 Combi Erp (Serial No. Ending in BC & CC) – GC 47-393-52 BC
Titanium 33 Combi Erp (Serial No. Ending in DC) – GC 47-393-52 DC
Titanium 33 Combi Erp (Serial No. Ending in EC) – GC 47-393-52 EC
Titanium 40 Combi Erp (Serial No. Ending in AC) – GC 47-393-53
Titanium 40 Combi Erp (Serial No. Ending in BC & CC) – GC 47-393-53 BC
Titanium 40 Combi Erp (Serial No. Ending in DC) – GC 47-393-53 DC
Titanium 40 Combi Erp (Serial No. Ending in EC) – GC 47-393-53 EC

If you’re looking for a Potterton Performa 15SL 18SL 50HE 60HE Boiler FAN 5112320 or any other different Potterton Fan, follow the link provided.

Why Choose This Product?

Choose this Potterton Promax fan replacement to ensure your boiler works safely and efficiently. It prevents overheating and keeps airflow steady. Tested and refurbished, it saves you money while maintaining top quality. Use it to extend your boiler’s life and improve performance.

Delivery and Return

Order before 1 PM for same-day dispatch. Delivery usually takes 1–3 days. Returns are accepted within 30 days if unused and in original packaging. Always use a Gas Safe registered engineer to fit this part safely.