La Marzocco GB5 S (AV) (3 group) Espresso Coffee Machine




GB5 S (AV) (3 group) Espresso Coffee Machine

modernized inside and out with a classic look, premium features, and innovative technology.

Equipped with proprietary La Marzocco electronics and advanced temperature stability, the GB5 S combines classical European design with cutting edge performance. The machine has been modernized since its original release in 2005 and is an elegant companion to any coffee bar. The two red lilies on the side shields recall the company’s Florentine heritage, while partially exposed groups offer a streamlined barista working experience. The machine provides the barista control over boiler temperature, brewing volume, hot water tap dose, automatic cleaning cycles and more to keep high quality coffee flowing even during the busiest hours.

classic italian design

The gracious lines and harmonious curves of the GB5 S speak to the La Marzocco heritage of design and intention. The understated side shields, elegant Florentine lily, subtle insignia of il marzocco on the cup rail and more combine to give this machine the feel of an heirloom built to stand the test of time.


dual PID (coffee & steam)
Allows you to electronically control coffee & steam boiler temperatures.

piero group caps
Re-engineered internal water path that increases temperature stability.

dual boilers
Separate boilers optimize espresso brewing and steam production.

auto backflush
Simplifies the cleaning process to improve efficiency.

ruby flow restrictors
Ruby flow restrictors resist scale formation and erosion.

performance touch steam wands
Vacuum-insulated double-walled steam wands remain cool to the touch while delivering high volume dry steam.


dimmable barista lights
3-stage LED lights for eco, on, and brewing modes allows you to focus on your extraction and the cup. Not dimmable in EE configuration.

easy rebuild steam valve
Engineered so the valve can be serviced directly from the front of the machine without needing to be removed.

partially exposed groups
Improved workspace visibility for streamlined barista workflow.

options / extras

Available Models
2, 3 or 4 groups.

Available Configurations
Semi-Automatic (EE), Auto-Volumetric (AV), AV with Scales (ABR).

Personalized Colours & Finishes
Customizable colours based on the RAL colour system, on request.

product specifications

specifications 2grp 3grp 4grp
Height (in) 21.4 21.4 21.4
Width (in) 29 38.5 48
Depth (in) 25.2 25.2 25.2
Weight (lbs) 150 171 198
Voltage (VAC, phase, Hz) 208-240, 1, 60 208-240, 1, 60 208-240, 1, 60
Amperage (A) 30 50 50
Element Wattage (W) 5200 6800 8300
Coffee Boiler (litres) 3.4 5 3.4 x2
Steam Boiler (litres) 7 11 15
Certifications UL-197, NSF-8, CAN/CSA-C22.2 No. 109



GB5 S Brochure

Additional information


La Marzocco

Machine Groups

3 Group Espresso Machines