Wide Application – Fits for Jabsco 12V Quiet Flush (37045 and 37245 series) and 12V Designer (37275 and 37075 series) marine electric toilets. Compatible with Jabsco Toilet series 37045, 37245, 37055, 37255, 37075, 37275. Powerful Function – This kit helps address reduced inflow or outflow that can result from normal operations or some leakage from underneath the pump assembly. The macerator section grinds the waste down, a high speed vortex impeller with curved recessed blades for optimal grinding, this allows you to pump longer distances and empty your holding tanks into a portable tank, toilet, sewer clean-out port or septic tank. .