SundanceUK

That will be the correct connector for your coolant tank. When testing it out, make sure its operated for 30 seconds or more (maybe 60 seconds, I forget) as there is a dwell on the circuit to prevent the light from flashing on and off when the coolant is cold and at a lower level and sloshing about giving the float switch a bit of a a bouncing. hold the sensor down and wait until you see the alarm warning light come on.

Sundance