How much is a 1018 ut electronic controls hot surface ignition panel, and where do I get one?

You can try here,

UT Electronic Controls 1018 504 Hot Surface Ignition | eBay (http://www.ebay.com/sch/sis.html?_nkw=UT+Electronic+Controls+1018+504+Hot+ Surface+Ignition)

Or here,

Parts4heating.com: United Technologies 1018-524 Ignition Control, Hot Surface (http://www.parts4heating.com/United-Technologies-1018-524-Ignition-Control-Hot-p/1018-524.htm)