Combination pump includes the
PHCC 1000 backup pump with
controller, battery box and the
ST1033 with the DFC1 Dual Switch
This system is great for existing ADS sump liners. These units DO NOT fit in a GrateSump Liner. Grate Products recommends that you install a dual GrateSump liner and install the primary pump in the first liner and the battery back up pump in the second liner.