Potterton control assembly Part No; 407734, this part has been stored for some time in a Garage, its showing signs of corrosion to the external part of the casing, however the PCB, and associated electronics appear in great condition, I'm more prepared to refund this part if when fitted it fails to work, I've priced the part to reflect the condition, I believe this to be a working part, I wouldn't list it, that not to be the case, Free delivery 100% positive feedback, I think its worth ago nothing to lose if not as its fully refundable,
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