STC509

The above prices come directly from the retailers' websites, which relies on their website being available. The supplier, manufacturer and type rely on the retailer websites being labelled correctly. All prices are shown if the part number of this page is matched, including any suffix part numbers, such as "G" or "M". Some prices may be alternate options for a part number, for example selling in packs of 10 or an upgraded aftermarket part, in which case the price may appear 10 times higher. Some retailers have a minimum order quantity for some prices, which is not taken account of in these results.

Some parts may be listed by the retailer as "Call for a price" or £0.00. These are not included on our results. Parts that are marked as "obsolete" or "no longer available" by the retailer are shown in the results with a line through them.

The exchange rates are updated approximately every 6 hours using the current mid-market rate. The rate you will pay may differ slightly due to this rate being an average of the buy and sell rates. The difference also depends on whether you pay in GBP or your own currency.

If you pay on the retailer's website in GBP, then your card issuer will set the exchange rate. This is typically VISA, Mastercard, etc. and they lock in their own rates for that day. The rates shown here should not be too different unless wild fluctuations occur during the day.

If you pay on a retailer's website using prices they have converted to another currency, you will pay their exchange rate. This is likely several percent points different than the rates shown here.