Basement Watchdog 30HDC140S Backup Sump Pump Battery Sewer & Drain Chrome vanadium steel construction for

Chrome vanadium steel construction for strength and durability

Arbor : 1"

Register edges turned back 7/8"

Outlasts conventional steel blades by 100 times

Size: 2" x 1-1/4"

Basement Watchdog 30HDC140S Backup Sump Pump Battery Sewer & Drain Chrome vanadium steel construction forBasement Watchdog batteries are standby batteries. They are made to be drained and recharged, and they will last longer and perform better than automotive or deep cycle batteries in a backup application. The Basement Watchdog sump pump systems have a special battery cap which holds the battery fluid sensor at the correct height to measure the liquid level in the battery. This sensor can be used with Basement Watchdog Batteries, but not with other