My Norwegian Relatives has exclusively Scandinavian Electrolux chests which are partly already well over 20 years old, so we bought a Elektrulox (in Germany, among others AEG). Electrolux is the market leader in domestic appliances and has more than 50,000 employees.
I bought it at außnahmsweise Wagner Online 339 instead of 387 at Amazon
+ She has roles
+ Simple electronics not under control but in the lid.
+ Audible alarm which does not itself turns off
+ Electromechanical Relay no "Magic Eye sch (n) ick schnak
+ By slightly less insulation more space inside and only about 40 Kw / h per year more than A +++
+ Lid can be easily opened by the valve cover.
+ Prima Processed by no means worse than Liebherr
+ When the no frost true need them only every 5 years instead of once a year defrost at Liebherr.
Now please keep your fingers crossed that they will last longer than the Liebherr. At least it is at least half the price. From the money saved can be, inter alia, an independent SMS alert system buy ba 80 that sends SMS when the temperature drops.