Ideal for ski boats and smaller craft, this Rule 500 Submersible Bilge pump has had a whole new design makeover for 2020 and now comes with a threaded hose port for ease of installation and for cleaning and removal.  It also includes a Check Valve as an added  protection to back flow. Add a Rule-A-Matic Float Switch to make it an automatic and complete the installation with a rule dashboard panel switch Features Light, compact pump for ski-boats and small vessels. Tough plastic body with integral strainer. Quick release inlet strainer allows rapid cleaning. Low amp draw conserves batteries. Built-in Thermal Cut-Off. Motor rated for 1500-hour life. Check Valve included for Back Flow Prevention. Vented body to prevent air locking. Threaded port for easier installation and maintenance. Speciifcation Connections: For 19mm (3/4") bore hose. Dimensions: 99mm high, 64mm x 74mm. Current Draw: 1.6(amps) Fuse Size: 2.5(amp) Calbe length 750mm Output: Up to 31 litres/minute (7 gallons/minute) without check valve. Head : Max recommended discharge head 2m.