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Vesta is built around a Multi-Boiler architecture, with each group head equipped with its own dedicated 0.8-liter boiler, alongside an 11-liter steam boiler made of 304 stainless steel. The group heads are designed with a Semi-Saturated Group structure.

The true value of this architecture goes beyond simply having multiple boilers. It lies in the separation of thermal loads, independent temperature control for each group, and reduced thermal interaction between different sections of the machine.
In Vesta, each section has its own dedicated control and regulation system. As a result, thermal or operational changes in one section do not necessarily alter the Setpoints of other sections. This independence allows each group head to maintain its defined thermal conditions while enabling the barista to set the temperature of each group according to the desired recipe.
The Semi-Saturated Group design, combined with a dedicated boiler for each group, forms an integral part of Vesta’s thermal architecture and is designed to provide a more controlled thermal path between the boiler and the group head.

This architecture is integrated with Vesta’s proprietary, registered Dynamic Temperature & Pressure Control technology. The Multi-Boiler system provides an independent thermal foundation, while the dynamic control system continuously monitors actual operating conditions and corrects deviations as they occur.
​​​​​​​ The result is an architecture developed to deliver greater thermal stability, higher precision, operational independence between groups, and improved repeatability across consecutive extractions.

Multi-Boiler Architecture

Independent
​​​​​​​Multi-Boiler Architecture

Independent thermal control for greater extraction stability.

Dynamic Temperature & Pressure Control

Vesta continuously monitors actual temperature and pressure and corrects deviations from the selected values in real time. The result is more stable extraction conditions and greater repeatability across consecutive shots—even as machine operating conditions and coffee-bed resistance change.
Here, “dynamic” does not refer to changing a temperature or pressure profile during extraction. It means actively maintaining the selected Setpoint under changing conditions.
In a real café environment, conditions never remain completely constant. Consecutive extractions, incoming fresh water, changes in coffee-bed resistance, and small variations in preparation can all influence actual temperature and pressure.
The value of this system for the barista lies in its ability to maintain the conditions they have selected, providing a stronger foundation for consistency and repeatability from one extraction to the next.
​​​​​​​On the pressure side, regulation is carried out by Vesta’s proprietary Reverse Pressure Block. On the temperature side, the group-head architecture, thermal sensors, and PID control loop work together to compensate for thermal variations.

Stability is more than setting a number.

Dynamic Temperature
& Pressure Control

Reverse Pressure Block

Active Pressure
​​​​​​​Regulation

Target pressure, under active control.

Among Vesta’s technical systems, the Reverse Pressure Block is one of its most distinctive engineering assets. It is a dedicated mechanism designed to actively regulate and stabilize pressure by continuously adjusting hydraulic conditions within the system.

The Reverse Pressure Block continuously monitors pressure and compensates for unwanted variations by adjusting the water-flow regulation mechanism. A combination of pressure sensing, a dedicated regulator, and electromechanical control helps maintain the selected pressure even as extraction conditions change.

Coffee-bed resistance evolves throughout extraction, while variations in grind size, dose, distribution, and tamping can also alter the hydraulic behavior of the system.

​​​​​​​Vesta measures actual pressure and adjusts its regulation mechanism to bring it back toward the selected target. Pressure is therefore not simply generated; it is actively measured, regulated, and maintained.

Size

78 x 62 x 61 cm

weight

93 Kg

Technology

Multi Boiller

Rated Power

4.7 Kw

2 x 0.8 L

Head Group Boiller Capacity

Steam boiller Capacity

11 L

Tank Material

Stainless Steel

Water Flow Rate

200 L / H

Steam Wand Type

Cool Touch

Power Usage

Single-Phase / Three-Phase

Hot Water Nozzle

Yes

Warrantty

1 Year

Cup Warmer

Yes (Adjustable)

After-Sale Service

10 Years

Independent
Group
​​​​​​​Workflow

Each Vesta group head can operate with its own dedicated workflow. The barista can independently select the desired temperature for each group and choose whether extraction is completed based on water volume or time.

For example, one group can operate in Volumetric mode while another operates in Timer mode, with each group set to its own desired extraction temperature. Pre-infusion, Purge management, automatic cleaning, and the ability to independently enable or disable each group head are also available through the machine’s control system.

​​​​​​​This operational independence gives the barista greater flexibility, without requiring every group to follow the same workflow.

Independent Group Control

Each group, adapted to the way you work.

Smart Central Control

Smart Touch
​​​​​​​Control

 Extraction temperature adjustment  
Independent selection of Volumetric or Timer operation for each group  
Pre-infusion adjustment  
Purge adjustment  
Automatic cleaning  
Steam pressure adjustment  
Extraction pressure adjustment  
Independent activation or deactivation of machine sections  
Two-mode boiler draining  
Automatic diagnostic system  
Eco Mode  
Cup Warmer heat-level adjustment  
Barista Light intensity adjustment  
​​​​​​​Support for four languages: Persian, English, Turkish, and Arabic

Vesta is equipped with a 7-inch touchscreen and a proprietary user interface developed specifically for Arnia, giving the barista centralized access to a wide range of machine functions in one integrated environment.

​​​​​​​From extraction parameters and group-head operation to steam management, maintenance, energy settings, and workspace-related controls, the machine’s key functions can be managed directly through the central interface without relying on fragmented or complex control systems.

Controllable parameters and capabilities

Advanced technology is only valuable when it is simple, fast, and accessible to control.

Modular & Service-Oriented Engineering

Service-Oriented
Modular
​​​​​​​Engineering

Engineered for greater uptime.

In Vesta, serviceability is part of the machine’s architecture—not something considered only after the design is complete.

A professional espresso machine contains a dense network of electronic systems, boilers, heating elements, solenoid valves, pumps, sensors, controllers, steam circuits, and mechanical components. How these systems are organized directly affects accessibility, diagnostics, maintenance, and service time.
For this reason, Vesta’s internal architecture has been developed with a modular approach, making key subsystems easier to access and reducing the need for technicians to dismantle unrelated sections of the machine when inspecting or servicing a specific component.

This architecture allows many maintenance and repair procedures to be carried out on-site and without moving the machine—an important advantage for a heavy-duty commercial espresso machine, where service time directly affects how quickly the machine can return to operation.

The objective is clear: Faster access. Simpler service. Less downtime. Because in a professional café, reliability is not defined only by how the machine performs during extraction.
​​​​​​​Uptime—and how quickly the machine can return to service—are also part of its real-world performance.

Product catalog

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• Full technical spec sheet for every model
• Current price list and payment terms
• 12-month warranty, 10 years of after-sales service
​​​​​​​• Free on-site barista training on install