Tsunami Mk2 500 GPH Replacement Cartridge Installation Kit For Boats With Pump, Washer, Straight Outlet, Three Quarter Inch Hose, Through Hull Fitting, Two Way On Off Switch, Hose Clamps, Inline Fuse Holder, And 16 Gauge Wire

Mk2 500 GPH Replacement Cartridge Kit for Boat Bilge Pumps ✔️ Includes: single kit with Mk2 500 GPH cartridge, hose, switch, clamps

This 500 GPH replacement cartridge kit is designed for Attwood Tsunami Mk2 pumps used in boats. It replaces worn motor cartridges in bilge and aerator pump setups and includes essential fittings to mount without drilling new holes.

✅ 500 GPH replacement motor cartridge for Attwood Tsunami Mk1 (46 series) and Mk2 (56 series) pumps
✅ X-Air anti airlock impeller prevents trapped air in pump and pipework, reducing burnout
✅ 3/4 in pump hose and 3/4 in thru-hull fitting included
✅ 2-way on/off switch with bezel plate for simple control
✅ Snap-It hose clamps and inline fuse holder with 2A fuse
✅ 20 ft long, 2-conductor 16-gauge wire for flexible wiring
✅ Easy installation with compatible mounting patterns

💡 What is a replacement cartridge kit for a marine pump used for and why upgrade?

This handy upgrade helps maintain reliable pumping by replacing worn cartridges and preventing air locks.

- Keeps bilge pump operation steady when demands spike - Replaces worn Tsunami Mk1/Mk2 cartridges for Attwood pumps - Improves protection against air locks and water ingress - Fits common mounting patterns for easy retrofits✝️