Thetford control panel assembly - (C-Model), C-400 and C-402 C cassette toilets.
 
This unit supersedes the earlier Model Number 32320. It features updated aesthetics to match the newer toilets but is a direct replacement for the older 32320 control panel assembly.
This new model now also includes the control panel handle.
 
Features
This unit features the small green circuit board underneath.
 
Specifications
Model: 850-01668, T51810-62, 32320
Brand: Thetford 5181062