AMZCHEF 9 Bar OPV Espresso Machine with Automatic Milk Frother, Dual Boiler | 1650W Dual Heating, PTC Heated Group Head, PID & NTC Temp Control, 58mm Portafilter, LED Display, Custom Settings

The AMZCHEF dual boiler espresso machine is a strong fit for home coffee drinkers who want control over espresso preparation without handling every part of milk frothing manually. Its combination of a 58mm portafilter, adjustable brewing parameters, and automatic milk frother brings espresso and milk drinks into one machine. The main appeal is flexibility: you can adjust how the coffee is brewed, choose a milk temperature, and monitor key extraction information on the displays rather than relying on a single preset approach.

Temperature management is a central part of the design. Dual PID controllers and dual NTC sensors monitor brewing and milk temperatures, while an active PTC heater keeps the group head and brew path warm. Brewing temperature can be adjusted from 190 to 205°F, and pre-wetting can be set from 0 to 30 seconds. These controls give you room to refine a recipe around different beans and preferences. Extraction time is also adjustable from 10 to 120 seconds, while the dual display shows brewing pressure, water temperature, and extraction time at a glance.

The extraction system pairs a 9 bar overpressure valve, or OPV, with a 58mm commercial portafilter. The seller describes the OPV as regulating pressure within a 9 to 12 bar range to support balanced water flow through the coffee puck. Combined with the temperature controls, this arrangement gives the user several ways to shape the brewing process. Those controls are particularly relevant if you enjoy adjusting your coffee rather than treating every shot as an identical preset drink.

Milk preparation is another major part of the package. The angled frothing station positions the included pitcher to encourage a consistent milk vortex, while a dual-hole nozzle and dedicated 1650W steam system handle frothing. You can choose a milk temperature from 113 to 194°F. The machine uses independent heating systems for brewing and steaming, helping reduce reheating delays between those tasks. However, the seller specifically states that this 120V household machine is not designed to brew and steam simultaneously, so the workflow remains sequential rather than fully concurrent.

Verdict: Choose this dual boiler espresso machine if you want adjustable espresso settings, visible extraction information, and automatic milk frothing in one home setup. It is less suitable if your priority is simultaneous brewing and steaming or if you prefer a machine that asks you to make very few decisions about preparation.

• Brand: AMZCHEF
• Heating system: Dual heating, with separate brewing and steaming systems
• Power: 1650W dual heating system, with a dedicated 1650W steam system
• Power supply: Designed for 120V household power
• Portafilter: 58mm commercial portafilter
• Extraction pressure: 9 bar OPV, described as regulating pressure within the 9 to 12 bar range
• Brew temperature: Adjustable from 190 to 205°F
• Milk temperature: Adjustable from 113 to 194°F
• Pre-wetting: Adjustable from 0 to 30 seconds
• Extraction time: Adjustable from 10 to 120 seconds
• Temperature controls: Dual PID controllers and dual NTC sensors
• Group head heating: Active PTC heater
• Milk frothing: Automatic frothing station with dual-hole nozzle
• Display: Dual display for brewing pressure, water temperature, and extraction time

A great fit if you:

• You enjoy adjusting espresso recipes to suit different beans instead of relying entirely on fixed preparation settings.
• You regularly make milk based coffee drinks and want automatic frothing with a selectable milk temperature.
• You prefer seeing brewing pressure, water temperature, and extraction time while preparing espresso.
• You want separate heating systems to reduce the wait between brewing coffee and frothing milk.

Consider something else if you:

• You need to brew espresso and steam milk at the same time, in which case a machine designed for simultaneous operation would suit you better.
• You want a simpler machine with fewer adjustable brewing parameters, so a more preset focused espresso maker may be a better match.

Confirm on the listing:

• Check the machine's dimensions and measure your available counter space before deciding where it will sit.
• Confirm the included accessories and whether the supplied pitcher and portafilter setup meet your intended coffee routine.
• Verify that your available power supply matches the stated 120V household power requirement, especially if you plan to use it outside the intended market.
• Review the care instructions and confirm how the machine's brewing components, frothing station, and included accessories should be cleaned.

How to compare your options: Focus on the features that will shape your daily routine: temperature adjustment, control over extraction, milk preparation, and the transition between brewing and steaming. This machine offers adjustable brew temperature, pre-wetting, extraction time, and milk temperature, plus separate heating systems that help reduce delays without allowing simultaneous brewing and steaming. Compare those controls with the way you actually prepare coffee, rather than choosing solely by the number of features. If you mainly drink espresso, prioritize the brewing controls; if you frequently make milk drinks, give the automatic frother and its temperature settings more weight.

Start by getting familiar with the dual display and the available settings. Pressure, water temperature, and extraction time are visible while you prepare coffee, so use those readings to understand the settings you have chosen and keep track of adjustments you want to repeat.

Change one brewing variable at a time when refining a recipe. Brew temperature, pre-wetting, and extraction time are all adjustable, but changing them together can make it harder to identify which adjustment best suits your beans. Keep a simple record of settings that you want to revisit.

For milk drinks, place the included pitcher on the angled frothing base, select your preferred milk temperature, and let the automatic frothing system handle the process. The machine is designed to brew first and froth afterward, so organize your routine around those separate steps rather than expecting both operations to run together.

Follow the supplied care guidance for cleaning the brewing components, pitcher, and frothing area. Return to your preferred settings when preparing familiar drinks, and make further adjustments when you want to explore a different coffee or milk drink.

Can this espresso machine brew and steam at the same time?
No. Although it has independent brewing and steaming heating systems, the seller states that simultaneous brewing and steaming is not supported. Brew first, then froth milk.

Does it include automatic milk frothing?
Yes. The angled frothing station uses a dual-hole nozzle and is designed to work with the included pitcher. You can select a preferred milk temperature.

Can I adjust the espresso temperature?
Yes. Brew temperature is adjustable from 190 to 205°F, and pre-wetting and extraction time can also be customized. These options let you refine preparation to suit your preferences.

What portafilter size does it use?
It uses a 58mm commercial portafilter. Check the listing before purchasing additional accessories to confirm their compatibility with this specific setup.

What comes in the box?
The described package includes a pitcher for the automatic frothing station. Check the current listing for the complete accessory list and any additional items included with the machine.