New pump design has higher flow rates due to optimized impeller designs for greater water flow.
Built-in thermal cutoff (TCO) provides added protection for the pump and vessel.
Back flow prevention reduces the amount of water left over in the bilge to keep it cleaner, longer.
Hidden air vents in the pump body help prevent air locking in the plumbing installation and helps with the check valve.
Threaded discharge for easier installation and maintenance.
Check valve included with all pumps.
500 g.p.h. pump has 1.6 amp draw @ 12V and 3/4 discharge outlet; measures 3.9 T x 2.5 W.