Why Choose MCB's UK

FREE UK Economy shipping on ALL orders (faster shipping options available for small cost)

30 day no quibble return and exchange policy

32 years experience in electronics and free advice

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IMPORTANT: This item is the X20 M9. The only difference between this and the S20 M6 is the S20 is 6Ka and the X20 is 9Ka. Otherwise they are identical and will fit in same boards. If you have any questions please telephone before purchase.

Please carefully check photographs match your existing MCB exactly. If in doubt message us a photo of your existing MCB / CU board or give us a call