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Automatic Air Vent ECOSY24E

Part number (MPN)
S5618400
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Guide price (£)
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Source
retailer parts list
checked 2026-11-06
Fitting notes

Work on gas appliances must be carried out by a Gas Safe registered engineer. Check the model and serial number on the boiler data plate. Source: a parts retailer's list, not the manufacturer's: confirm the part number on the data plate or with the manufacturer before ordering.

Compatible appliances

Always check the model and serial number on the data plate before ordering.

Frequently asked questions

Which appliances does S5618400 fit?

The sources we checked list S5618400 (Automatic Air Vent ECOSY24E, Saunier Duval) for: ECOSY 24 E, Saunier Duval Ecosy 24 E After 1997, Saunier Duval Ecosy 24 E, Saunier Duval Ecosy Sb 28 E After 00Z140, Saunier Duval Enviroplus FSb 28E. Always check the model and serial number on the data plate before ordering.

Does S5618400 have equivalent or superseded part numbers?

The sources we checked list no equivalents for S5618400. Ask a Saunier Duval stockist to confirm.

What should I check before fitting S5618400?

Work on gas appliances must be carried out by a Gas Safe registered engineer. Check the model and serial number on the boiler data plate. Source: a parts retailer's list, not the manufacturer's: confirm the part number on the data plate or with the manufacturer before ordering.

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Some lists are dated and the part may have been superseded. Information only, compatibility not guaranteed.