Intermatic (Grasslin) TSM1 QTUHZR 143 BBU Timer
 
Grasslin/Intermatic timer repalces previous model - FM1/QTUHZR 
 
Battery Back-Up 24hr Time Clock pool chlorinator
Used in areas with off peak power, has built in battery so timer doesn't stop when the power is turned off.
High Quality Timer Clock To Suit Nearly All Chlorinators on the Market
Includes weather sheild Used in all EAQUIP, Clearwater, Saltmaster, Poolstore Q, K-Chlor & Autochlorand many more Chlorinators
 
** This timer can be used is almost ALL chlorinators and many more than we have named ****