www.pmmag.com/articles/93908-sump-pump-switch
Sump Pump Switch
November 1, 2010
The LevelGuard sump pump switch has a new, solid-state fluid detection technology.

The LevelGuard sump pump switch features Field-Effect, a new solid-state fluid detection technology. LevelGuard, which has a performance level of 1.5 million cycles, is more resistant to contaminants and has no moving parts that can wear or fail.
LevelGuard. www.levelguardproducts.com. Circle 67

The LevelGuard sump pump switch features Field-Effect, a new solid-state fluid detection technology. LevelGuard, which has a performance level of 1.5 million cycles, is more resistant to contaminants and has no moving parts that can wear or fail.
LevelGuard. www.levelguardproducts.com. Circle 67