The Basement Watchdog Maintenance Free AGM Standby Sump Pump Battery

The Basement Watchdog Maintenance Free Free AGM Battery is the perfect choice for years of reliable service for your backup sump pump system. Maintenance free so there is no need to add battery fluid or distilled water. Compatible with all versions of the Basement Watchdog Emergency (BWE)Basement Watchdog combination (DFK961, CITE-33) and the newest version of the Basement Watchdog special, the special+ (BWSP+), the Basement Watchdog big dog+ (BWD12-120C+) and Basement Watchdog big combination (BW4000, CITS-50) sump pump systems. Please note this battery is not compatible with older versions of the Basement Watchdog Special (BWSP), Basement Watchdog Big Dog (BWD12-120C) or Basement Watchdog Big Combination (BW4000) systems