Rule PWC 500 GPH Automatic Pump [25SA-6WC] Winterizing | Winter Covers Standard 70 Series models have

Standard 70 Series models have a tube depth of 9"

or as a top coat over traditional waxes & sealants

Specifically designed to stack multiple units

Fits SD130S and SD 150S post 2017

Nominal Voltage: 12 VDC

Rule PWC 500 GPH Automatic Pump [25SA-6WC] Winterizing | Winter Covers Standard 70 Series models havePWC 500 GPH Automatic Pump In the next generation sensing bilge pumps, the 500 GPH S Series pump works on the principle of impeller resistance. The pump will turn on every 2 1 2 minutes for about one second to sense for water. If water is present, the pump will sense resistance and continue to run until all water is removed. After that, it will resume checking for water every 2 1 2 minutes. Water is kept in check between 1 8" and 3 8". Improved design