Sit 503 EFD 0.503.103 control box 900.124.022

Article: 0.503.103, 900.124.022
Brand: Sit
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Sit 0.503.103 503 EFD gas boiler electronic board for domestic boilers

Ordering the Sit 503 EFD 0.503.103 control box from Boilers24 online store is very easy. Just add it in the basket.

The cost of new boilers and burners is increasing. Replacing a Sit control devices is a good solution to make your equipment work again. We offer a wide range of Sit spare parts for Boilers and Burners.

If you have any queries about Sit control devices or any other Sit spare parts, please write us at