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Capacitor - P2 4.5Uf -RDB1/RDB2

Part number (MPN)
RBS149A
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Type your appliance model: we compare it with the 2 appliances in our sources.

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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 RBS149A fit?

The sources we checked list RBS149A (Capacitor - P2 4.5Uf -RDB1/RDB2, Riello) for: Riello Rdb1 26 501T1K 3513008, Riello Rdb2 38 502T3K 3513603. Always check the model and serial number on the data plate before ordering.

Does RBS149A have equivalent or superseded part numbers?

The sources we checked list no equivalents for RBS149A. Ask a Riello stockist to confirm.

What should I check before fitting RBS149A?

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Some lists are dated and the part may have been superseded.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.