Timer Circuit Board SXT Fleck 2510, 2750, 2850, PN 42778
Replaces the older SE control boards.
The NUMBER on the older SE control boards = 40283,
BUT that is not the Part Number of the Control... it's only the Circuit Board Number.
All new SXT have Circuit Board Number of 42196, but again, there are Different VERSIONS
.Note there are several different "face" plates used depending on the Valve Model.
See these listed as RELATED PRODUCTS
For more information about programming SXT see:/manuals/fleck-sxt-timer-supplementary-42713%20ver%20F.pdf