Otis display XBA23550B1

XIZIOtis display XBA23550B4
XIZI display XBA23550B2
Otis display XBA23550B1
Otis display XBA23550B3

XAA23550B1/XAA23550B2/XAA23550B3/XAA23550B4
Single and double elevator 8-character version display

XBA23550B1 and XBA23550B2 is Single version
XBA23550B3 and XBA23550B4 is Double version

XAA23550B1 and XAA23550B3 is Display single-digit floors
XAA23550B2 and XAA23550B4 is Display ten-digit floor floors