Non-E61 Dual Boiler Options – Complete Guide

Are you an espresso lover on the hunt for a dual boiler espresso machine, but tired of the ubiquitous E61 grouphead design? Look no further! 

We delve into the realm of non-E61 dual boiler options, offering a refreshing perspective for espresso enthusiasts seeking alternatives. 

According to Kitchenette Kit, While the E61 grouphead has long been the gold standard in espresso machines, we explore the exciting world of dual boiler machines that deviate from this traditional design. 

Join us as we examine the advantages, disadvantages, and user experiences associated with non-E61 dual boiler machines, empowering you to make an informed decision for your espresso brewing journey.

Understanding Dual Boiler Espresso Machines

Dual boiler technology:

Dual boiler espresso machines are advanced brewing systems that utilize two separate boilers one for brewing espresso and the other for steaming milk. 

The brewing boiler is dedicated to maintaining optimal water temperature for extracting espresso, while the steaming boiler provides a constant supply of steam for frothing milk. 

By having separate boilers, dual boiler machines can simultaneously brew espresso and steam milk without compromising temperature stability or performance.

Benefits of dual boiler machines for espresso extraction:

  1. Temperature stability: Dual boiler machines excel at temperature control, allowing for precise adjustment and maintenance of brewing temperature. This stability helps extract the best flavors from the coffee grounds and achieve consistent results with each shot.
  2. Faster workflow: With separate boilers, you can simultaneously brew espresso and steam milk, reducing the time required to prepare drinks. This is particularly advantageous in high-volume settings or when making multiple beverages in quick succession.
  3. Enhanced steam power: Dual boiler machines typically have dedicated, powerful steam boilers that provide ample steam pressure for creating creamy, velvety microfoam a must-have for latte art enthusiasts.
  4. Customization options: Many dual boiler machines offer advanced features like pre-infusion, adjustable brew pressure, and programmable temperature settings, allowing you to tailor your espresso extraction to suit your taste preferences.

Drawbacks or limitations of dual boiler machines:

  1. Cost: Dual boiler machines are generally more expensive compared to single boiler or heat exchanger espresso machines due to their advanced technology and separate boiler systems.
  2. Space requirements: Dual boiler machines tend to be larger and bulkier, demanding more counter space in your kitchen or café setup.
  3. Energy consumption: Running two boilers simultaneously requires more power, which can result in higher energy consumption compared to other types of espresso machines.
  4. Complexity: Dual boiler machines often come with a steeper learning curve due to their advanced features and increased complexity. This might require more time and effort to master the brewing process.

The E61 Grouphead: Pros and Cons

E61 grouphead and its characteristics:

The E61 grouphead is a legendary design that revolutionized espresso machines when it was introduced in the 1960s. 

It features a thermosiphon system that uses heated water from the boiler to maintain a consistent brew temperature. 

The grouphead incorporates a mechanical pre-infusion chamber and is known for its iconic appearance and robust construction.

Advantages of the E61 grouphead design:

  1. Thermal stability: The E61 grouphead’s thermosiphon system helps maintain a stable brewing temperature throughout the extraction process, contributing to improved shot consistency.
  2. Pre-infusion: The mechanical pre-infusion chamber allows for a gentle, pre-soaking of the coffee grounds, promoting more even extraction and potentially enhancing flavor profiles.
  3. Aesthetics and tradition: The E61 grouphead has an elegant and timeless appearance that appeals to many espresso enthusiasts. It carries a sense of tradition and craftsmanship, adding to the overall appeal of the machine.

Disadvantages or considerations associated with the E61 grouphead:

  1. Heat stability limitations: While the E61 grouphead provides good thermal stability, it is not as precise as modern PID-controlled systems found in some dual boiler machines. This can result in minor temperature fluctuations during the extraction process.
  2. Longer heat-up time: Compared to some newer technologies, the E61 grouphead might require a longer warm-up period before it reaches the desired brewing temperature, affecting overall workflow efficiency.

Exploring Non-E61 Dual Boiler Options

Alternative dual boiler technologies available in the market:

While the E61 grouphead has long been synonymous with dual boiler machines, there are alternative technologies that offer excellent performance and brewing capabilities. 

Some notable options include saturated grouphead systems, thermoblock systems, and proprietary grouphead designs.

Comparison of various non-E61 dual boiler machines:

  1. Turin™ SD40 v2 Single Dose Low Retention Grinder: This grinder features a single-dose design with low retention, ensuring fresh grounds for each shot. It offers precise grind settings, durability, and minimal clumping, making it a favorite among coffee enthusiasts seeking ultimate control over their espresso.
  2. Turin DF64E Single Dose Grinder – NO HOPPER: Designed specifically for single dosing, this grinder eliminates the need for a hopper, allowing for precise and consistent grinding. With a powerful motor, stepless adjustment, and low retention, it offers high-quality performance and convenience.
  3. OPEN BOX Turin™ DF64 Single Dose Coffee Grinder: This open-box version of the popular DF64 grinder provides an opportunity for cost savings without compromising on quality. It features the same impressive performance, precision grinding, and single-dose capabilities.

Considerations for choosing a non-E61 dual boiler machine:

When selecting a non-E61 dual boiler machine, there are several important factors to consider:

  1. Price range and budget: Determine your budget and explore options within that range. Consider the long-term value and potential savings in terms of performance, durability, and features.
  2. User experience and ease of use: Evaluate the user-friendliness of the machine, including the interface, programmability, and overall workflow. Look for intuitive controls and features that align with your brewing preferences.
  3. Durability and build quality: Assess the construction and materials used in the machine. Look for robust build quality and components that are built to withstand regular use over an extended period.
  4. Additional features and customization options: Consider any specific features or customization options that are important to you, such as PID temperature control, pre-infusion capabilities, adjustable brew pressure, or the ability to use different brewing methods.

User Experiences and Reviews

User reviews and experiences with non-E61 dual boiler machines:

Gathering insights from real users is invaluable when considering non-E61 dual boiler machines. Compile a range of user reviews and experiences from various sources, including online forums, coffee enthusiast communities, and product review platforms. 

Highlight the diversity of perspectives to provide a comprehensive understanding of the machine’s performance and reliability.

Pros and cons shared by users of various machines:

Analyze the feedback from users of different non-E61 dual boiler machines. Identify common positive aspects praised by users, such as temperature stability, extraction quality, steam power, and user-friendly interfaces. 

Additionally, discuss any recurring concerns or limitations mentioned, such as maintenance requirements, noise levels, or specific issues with components or functionalities.

Comparison of user experiences between E61 and non-E61 dual boiler machines:

Compare the user experiences of those who have used both E61 and non-E61 dual boiler machines. Highlight the differences in terms of taste, workflow efficiency, temperature control, and overall satisfaction. 

Discuss any unique advantages or drawbacks specific to each type of machine, allowing readers to evaluate which aspects are most important to them.

Making an Informed Decision

Pros and cons of non-E61 dual boiler options:

Summarize the advantages and disadvantages of non-E61 dual boiler machines based on user experiences and reviews. 

Provide a concise overview of the key benefits, such as precise temperature control, simultaneous brewing and steaming, and customizable features. 

Similarly, summarize the potential drawbacks, such as higher cost, larger size, or a steeper learning curve.

Identifying key factors to consider when choosing a dual boiler machine:

Recap the essential factors readers should consider when selecting a dual boiler machine. Reiterate the importance of price range, user experience, durability, additional features, and customization options. 

Encourage readers to prioritize their specific needs and preferences to make an informed decision that aligns with their brewing goals.

Encouragement for readers to research, try out, and make a decision based on personal preferences:

Emphasize the significance of personal research and experimentation. Encourage readers to delve deeper into the specific non-E61 dual boiler machines that pique their interest. 

Suggest visiting local coffee shops, attending coffee events or exhibitions, or even renting or borrowing machines for a trial period. 

Ultimately, highlight the importance of finding a machine that resonates with their brewing style and brings joy to their coffee-making journey.


In the world of espresso machines, dual boiler options offer advanced brewing capabilities and temperature control. 

While the E61 grouphead has been a popular choice for many espresso enthusiasts, there are alternative non-E61 dual boiler machines worth exploring. 

These machines utilize different technologies and designs, providing unique benefits and considerations. 

Understanding the dual boiler technology allows us to appreciate its advantages, including temperature stability, faster workflow, enhanced steam power, and customization options. 

However, it’s important to acknowledge the drawbacks, such as higher cost, space requirements, energy consumption, and the potential complexity associated with these machines.