eBay
Purchased a couple of years ago but never fitted, so going in my garage clearout, grab yourself a bargain!

Requires no float switch.

POWER SOURCE DC 12V
CURRENT 4A
DELIVERY VOLUME 600GPH
OUTLET DIA. 3/4" OR 1-1/8''
DELIVERY HEAD 10 ft

Base 12cm square

This TMC pump is a fully automatic 600 G.P.H. pump and operates on a cycling system that requires the pump to ''turn on'' every15 minutes. When there is no water present it will automatically shut off. When water is present it will remain on and pump until bilge has been cleared.