Monolith 42" Specs
42"
42"
German Engineering: Our superior products 
o er premium quality, cutting edge design, and 
innovative features that best fi t your lifestyle. The 
use of high quality materials, perfectly detailed 
fi nishes, and elite cooling components are 
combined with the latest production processes, 
resulting in an outstanding cooling product.
Energy Star: The entire line of North American 
Liebherr appliances meet or exceed
ENERGY STAR 
®
 rating requirements, greatly 
reducing greenhouse emissions and energy costs.
SuperQuiet: Noise levels are kept to a minimum 
thanks to virtually silent, speed-controlled,
and sound absorbing compressors. Alongside a 
low noise cooling circuit, these features ensure 
exact performance, energy e ciency, and 
SuperQuiet operation.
BioFresh-Plus: Liebherr’s BioFresh technology 
guarantees the perfect climate for superior, 
long-lasting food freshness. In addition to two 
BioFresh drawers, the third Monolith refrigerator 
drawer can be set as BioFresh-Plus, lowering 
temperatures down to 28º F, ideal for storing 
fresh fi sh and seafood.
SmartDevice: Monolith comes with a 
SmartDeviceBox which can be controlled via a 
smartphone or tablet, activating settings and 
features while on the go. SmartDevice can also help 
you become a better chef by using internal cameras 
to tell you what items you’ll need for a recipe, and 
voice recognition to order what you’re missing.
Infi nitySwipe: Monolith’s intuitive electronic 
touch-control panel features a full-color 2.4-inch 
touch & swipe screen that’s bright, clean, and 
wonderfully user-friendly. You’ll barely have to lift 
a fi nger to control every function.
Infi nityLight: Monolith’s seamlessly integrated 
LED side-wall lighting casts a beautiful and even 
glow that can be adjusted according to taste, 
including a soft brightening e ect upon opening 
the doors, and a pleasing night dimming feature.
Infi nityLight doesn’t just add drama and fl air, 
it also emits less heat, preserving food quality.
SuperCool / SuperFrost: Simply quick chill or 
freeze just-bought groceries to preserve optimum 
food freshness, while sealing in fl avors and 
maintaining essential vitamins and minerals.
SoftSystem: Doors close automatically and 
gently thanks to our SoftSystem technology, 
which eliminates slamming even when shelves 
are fully loaded. Depending on which size 
Monolith you choose, the door hinges are rated 
for up to 79 pounds.
Monolith 42" Features
With its impressive size, clean lines, innovative interior 
features and whisper-quiet operation, Monolith was 
designed to inspire awe and integrate seamlessly into 
your kitchen motif – today, tomorrow, and for years to 
come. Thanks to Liebherr’s superior energy efficiency 
and intelligent features such as BioFresh technology, 
Monolith takes advanced food preservation to an 
entirely new level.
Monolith BioFresh-Plus drawer adds another dimension 
of climate control to the BioFresh system by allowing 
you to set temperatures inside the third drawer to as 
low as 28º F. That’s the perfect temperature for 
preserving the freshness and flavors of fish and 
seafood, or for icing down cold beers before party 
guests arrive. Monolith’s controllable InfinityLight LED 
system casts beautiful and even side lighting that can 
be fine-tuned according to personal taste, including a 
soft brightening effect upon opening the doors and a 
pleasing night dimming feature. The InfinitySwipe 
intuitive electronic touch-control panel features a 
full-color 2.4-inch touch & swipe screen that’s bright, 
clean and wonderfully user-friendly. Together with a 
SmartDeviceBox that you can control with a few taps 
on your smartphone or tablet, it’s a beautiful
testament to the idea that less is, indeed, more.
Possible Side-by-Side combination
MF 1851 & MRB 2400
Monolith 42"
Energy consumption (kWh/y)
Estimated Yearly Energy Cost in US $*
Sound rating dB(A)**
Refrigerator capacity cu.ft. (l)
BioFresh/BioFresh-Plus comp. cu.ft. (l)
Freezer capacity cu.ft. (l)
Number of shelves
Number of door racks
Number of FrostSafe drawers
Number of BioFresh/BioFresh-Plus drawers
Electronic control
Refrigerator temperature range °F (°C)***
Freezer temperature range °F (°C)
Defrost type
Interior light
Internal Water Dispenser
Water filter
IceMaker
Ice cube output lbs. (kg)/24h
Ice cube stock lbs. (kg)
Door hinges
Product dimensions (H/W/D) in. (cm)
Cut out dimensions (H/W/D) in. (cm)
Net weight lbs. (kg)
Voltage V/Hz
MF 1851 
430
52
40
7.8 (222)
4
3
3
InfinitySwipe
+7°F to -17°F (-14°C to -27°C)
automatic
InfinityLight
yes
fixed water connection
3.5 (1.6)
4.0 (1.8)
left, reversible
83 3/4" / 17 3/4" / 24" (212.6/45/61)
84" / 18" / 24" (213.4/45.7/61)
253.5 (115.0)
115/60
MRB 2400 
280
34
40
11.4 (325)
5.0 (142)
4
3
2 / 1
InfinitySwipe
+34°F to +45°F (+1°C to +7°C)
automatic
InfinityLight
no
right, reversible
83 3/4" / 23 3/4" / 24" (212.6/60.2/61)
84" / 24" / 24" (213.4/61/61)
308.6 (140.0)
115/60
* Estimated energy cost will depend on utility rates and use. Estimated energy cost based on a national average electricity cost of 12 cents per KWh.
** Noise output – according to EN 60704-3.
*** BioFresh bins temperatures 32°F (0°C). BioFresh-Plus bin 28°F (-2°C) or 32°F (0°C).
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