I think the LT240 will fit, I dont think the regular 240 will fit.
From alphacool's website for the individual eisbaer pump/res combo:
https://www.alphacool.com/shop/cpu-cooler/intel-amd/20228/alphacool-eisbaer-solo-2600rpm-black?c=21228
pump/res height 68 mm +
30 mm rad thickness +
25 mm fan...