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ACS Minima Dual Boiler Espresso Machine
From: $1,999.00 From: $1,889.10
Compact dual boiler espresso machine with a large steam boiler, commercial-style steam wand, PID temperature control, E61 group head, shot timer, and excellent temperature stability.
Optional wood accents for knobs & portafilters sold separately.
Available in Olive or Walnut.
2-year parts & labor warranty limited to manufacturer's defect
- Defects due to limescale buildup are not covered under warranty. Please read about Limescale Prevention.
- For any issues within your warranty period, please contact us.
Shipping is included on orders over $99
- Standard ground shipping within the contiguous 48 states. Alaska & Hawaii shipping costs extra.
- Total order must be over $99 after all discounts.
- For more information, please see Shipping Included.
- Must be logged into your online account when purchasing to accrue EspressoPoints.
- For more information, please visit EspressoPoints.
Frequently Bought Together
Optional Wood Kit NOT Installed. For the wood knobs, increase the quantity in your cart to 2.
What’s Included
- ACS Minima Espresso Machine (black shown)
- Portafilters: 58mm single spout, dual spout
- Filter baskets: 1-cup (7 g), 2-cup (14 g)
- Tampers: cheap plastic one
- Rubber disc: Use with filter basket for backflushing
- Coffee scoop: For use with ground coffee
- Cleaning brush: For grouphead cleaning
- Cloth wipe: For general body cleaning
- Drip tray extender: For smaller cups
- Hose: For draining the boiler
- Puly Caff: 2 pack for backflushing
- Power cord: detachable from machine
- Foot pads: 2 sets: 1 for better grip, 1 for general cushioning
- Grouphead gasket: 1 extra, replace every 6–12 months, depending on usage
- Instruction manual: In English

What’s Included
- ACS Minima Espresso Machine (white shown)
- Portafilters: 58mm single spout, dual spout
- Filter baskets: 1-cup (7 g), 2-cup (14 g)
- Tampers: cheap plastic one
- Rubber disc: Use with filter basket for backflushing
- Coffee scoop: For use with ground coffee
- Cleaning brush: For grouphead cleaning
- Cloth wipe: For general body cleaning
- Drip tray extender: For smaller cups
- Hose: For draining the boiler
- Puly Caff: 2 pack for backflushing
- Power cord: detachable from machine
- Foot pads: 2 sets: 1 for better grip, 1 for general cushioning
- Grouphead gasket: 1 extra, replace every 6–12 months, depending on usage
- Instruction manual: In English

What’s Included
- ACS Minima Espresso Machine (black shown)
- Portafilters: 58mm single spout, dual spout
- Filter baskets: 1-cup (7 g), 2-cup (14 g)
- Tampers: cheap plastic one
- Rubber disc: Use with filter basket for backflushing
- Coffee scoop: For use with ground coffee
- Cleaning brush: For grouphead cleaning
- Cloth wipe: For general body cleaning
- Drip tray extender: For smaller cups
- Hose: For draining the boiler
- Puly Caff: 2 pack for backflushing
- Power cord: detachable from machine
- Foot pads: 2 sets: 1 for better grip, 1 for general cushioning
- Grouphead gasket: 1 extra, replace every 6–12 months, depending on usage
- Instruction manual: In English


What’s Included
- ACS Minima Espresso Machine (black shown)
- Portafilters: 58mm single spout, dual spout
- Filter baskets: 1-cup (7 g), 2-cup (14 g)
- Tampers: cheap plastic one
- Rubber disc: Use with filter basket for backflushing
- Coffee scoop: For use with ground coffee
- Cleaning brush: For grouphead cleaning
- Cloth wipe: For general body cleaning
- Drip tray extender: For smaller cups
- Hose: For draining the boiler
- Puly Caff: 2 pack for backflushing
- Power cord: detachable from machine
- Foot pads: 2 sets: 1 for better grip, 1 for general cushioning
- Grouphead gasket: 1 extra, replace every 6–12 months, depending on usage
- Instruction manual: In English
Overview
ACS Minima Dual Boiler Espresso Machine
Introducing the ACS Minima Espresso Machine – where exceptional brewing meets sleek design! Crafted from premium stainless steel, this wonder features an insulated dual boiler that not only minimizes limescale build-up but also retains heat for consistently perfect espresso shots.
Experience the art of coffee making with the renowned E61 grouphead, which is flow control capable (available through an additional kit) for those who crave precision in every pour. With advanced PID controls and a built-in shot timer, you’ll have complete control over your brewing process, ensuring each cup is tailored to your taste.
But that’s not all – the ACS Minima comes equipped with a large, multi-directional steam wand, perfect for frothing milk to latte art perfection, along with a hot water wand for your favorite teas and indulgent hot chocolates.
Available in three stunning colors, this espresso machine boasts a unique design featuring a spacious drip tray that effectively contains any splashes or spills, keeping your countertop pristine and mess-free.
Elevate your coffee experience with the ACS Minima Espresso Machine – where style meets functionality. Brew like a barista in the comfort of your own home!
Videos






Features
Dual boiler system
- Simultaneously pull an espresso shot and steam milk – Steam is always readily available. Hence, there is no wait time going from coffee to steam mode.
- Insulation with stainless steel boiler – The boiler is made of stainless steel which is less susceptible to limescale. Typically stainless steel boilers do not retain their heat as well as copper or brass boilers. This machine compensates that by being wrapped with insulation This helps with temperature stability for the espresso extraction and also helps save energy.
E61 grouphead
- Pressure gauge from within – Gives a more accurate reading of brew pressure.
- Consistent heating – Hot water circulates from the boiler through the grouphead and back to keep the grouphead and your portafilter nice and hot. This keeps the grouphead at a constant, stable temperature compared to other groupheads that have a built-in heating element.
- Flow control capable – You can convert the grouphead and make it flow control capable via a kit sold separately.
PID control
- The PID display is used to program the temperature of both the coffee and steam boilers.
- Shot timer from within – As soon as you start the espresso extraction, you can view the shot time on the display screen
Vibratory pump
- Profitable – Pumps will degrade in performance over time. Replacing a vibration pump will cost less than a rotary vane pump.
- Effective – 41 watts, rated up to 15 bar with air valve bypass. You only need 9 bar to extract perfect espresso, and wattage has no correlation to longevity.
Tank / reservoir system
- Automatic turn-off feature – Prevents burning out the heating element. The water tank sits on a spring-activated plate. Once the water is low, the plate depresses the tank microswitch which turns off the heating element.
- Particle filter – Protects the machine from any unseen particles from entering the boiler. You can remove this filter if you are installing an inline water softener.
Steam & hot water wand
- Multidirectional wands
- 2 hole steam tip – effective 8/1/2022, the steam tip has been changed from 3 to 2 hole.
- Hot water wand that is non-insulated
- Non-insulated steam wand goes faster throughout the steam.
Construction
- Drip tray – The coffee side has a drip tray extender if you are using small espresso cups. The right side of the front body is angled back. This gives more space for frothing and reduces the chance of burning yourself being further away from the grouphead.
- Body panel – Stainless steel that is polished to a mirrored finish. Some machines may have a white film which can and only should be removed after testing the Minima espresso machine with water
Specifications
| Brand | ACS |
|---|---|
| Height (inches) | 15, approximate |
| Width (inches) | 11, approximate |
| Depth (inches) | 17.5, approximate |
| Weight (pounds) | 49 |
| Wattage (watts) | Coffee – 1000, Steam – 1200 |
| Voltage (volts) | 110 – 120 |
| Boiler capacity (liters) | Coffee – 0.8, Steam – 2.3 |
| Portafilter size (mm) | 58 |
| Tank capacity (liters) | 2.6 |
| Country of manufacture | Italy |
| Approvals | CE |
Notes
- Upon receiving – We test this machine with water prior to shipping out. Your machine may arrive wet. Please let air dry for at least 24 hours prior to turning on. Also, there can be a white film left over the stainless, depending upon what the manufacturer does. Please do not remove the film until you confirm the machine has arrived in good working condition and without damage.
- Flow control capable – You can convert the grouphead and make it flow control capable via a kit sold separately.
- Some default settings of note:
- Steam boiler safety valve is set at 2.5 bar
- The max temperature is 255° Fahrenheit
- OPV is set between 9-10 bar
General Espresso Machine Notes/Warnings:
- Upon first use (tank/reservoir models): On the initial start-up (or after a long period of non-use), it is important to make sure the pump is removing water from the tank. When the machine is powered on, you will hear the pump running. After 5 seconds, squeeze the in-line hose in the tank (usually the longest hose, has a particle filter attached). if you hear a different sound, this means the pump is working correctly. If not, immediately power down the machine and contact us. For more information, visit this page General Manual Pump Priming.
- Electrical: To avoid electrical damage to this espresso machine which is not considered a manufacturer's defect, please acquire and install a single-outlet surge suppressor rated at 1080 joules or higher. Without the recommended surge suppressor, the espresso machine can be damaged at the power switch, the electronics, the heating element, the pressurstat, or the wiring inside. For more information, visit this page Power Protection.
- Water: To increase the useful life and not damage your espresso machine, please use softened water. Softened water is water without calcium and magnesium, but still has other minerals for espresso extraction. Do not use distilled, purified, or reverse osmosis water as these types of water create oxidation with the metals and cause the same damaging effects as limescale. For more information, visit this page Water Choice.
- Descaling: We do not recommend descaling unless there is an issue with the espresso machine. Too much descaling can eat away at the metals and gaskets inside an espresso machine. As a preventative measure, we recommend using softened water as explained in the bullet point above.
- Backflushing: This procedure of cleaning the grouphead will need to be performed from time to time. For more information, visit this page Espresso Machine Backflush – Why 50?
Support
Reviews
FAQ
Frequently Asked Questions
Try this one CS0030
It has worked well for other customers.
You can use the OSCAR pack. We recommend using an inline water softener.
The OEM part is VES0115. Most E61-type filter holders are compatible as long as the portafilter does not state lips larger than ~6.5mm in thickness.
Sorry, currently there are no 1-hole steam tips available. We will ask the manufacturer, ACS, and update our website if one becomes available.
Try this E61 gasket F15
Submit Questions for FAQ
Please review the FAQ to confirm the question or topic was not previously covered.
Questions and topics can be submitted to F.A.Q.
Any followup questions for FAQ should be requested as a separate FAQ submission.
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How do I order a replacement group head pressure gauge for the ACS Minima? The diagram calls it min001, but it's not on your inventory of spare parts.
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Q How do I order a replacement group head pressure gauge for the ACS Minima? The diagram calls it m...... Read more answer nowAsked on August 17, 2026 12:27 pmA
Sorry that we don't have the part in stock. As we recommended earlier, you could order the generic V111K E61 Grouphead Gauge which we believe should (though we cannot guarantee) fit the Minima grouphead. If you purchased your Minima from 1st-line and want to purchase the OEM part, please contact us via email to discuss special ordering the part, the next time we place a parts order. Since most Italian espresso machine manufacturers are closed for their annual summer break, it will be some time before we could begin that process.
How do I order a replacement group head pressure gauge for the ACS Minima? The diagram calls it min001, but it's not on your inventory of spare parts.
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Q How do I order a replacement group head pressure gauge for the ACS Minima? The diagram calls it m...... Read more answer nowAsked on August 13, 2026 3:31 pmA
We do not stock the OEM version of this gauge for the Minima. The V111K E61 Grouphead Gauge should fit, but we cannot guarantee it.
I bought an ACS Minima from you some years ago. I was wondering if you could let me know the size and thread type of the pressure gauge that mounts on the group head of the ACS Minima.
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Q I bought an ACS Minima from you some years ago. I was wondering if you could let me know the size...... Read more answer nowAsked on August 13, 2026 12:12 pmASorry, the manufacturer has not supplied this information. It may be the standard thread type used on most E61 machines, but it can vary because E61 groupheads from manufacturers may differ in design over time. In addition, ACS may have made changes that we were never made aware of.It is best to check directly with ACS the manufacturer, providing them with your machine's specific information.
We are having an issue with a Minima. It appears there is no water flowing through the unit. Everything was operating perfectly for the first month and three weeks, but this issue just recently started. The pump engages and makes a rattling sound, but no water is drawn from the tank. Do you have any troubleshooting steps or suggestions on hand for this specific machine?
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Q We are having an issue with a Minima. It appears there is no water flowing through the unit. Ever...... Read more answer nowAsked on May 19, 2026 11:42 amA Do not remove any hot water from the hot water valve, as this can cause damage to the steam boiler heating element. Only operate the machine in coffee boiler mode in case steam/water was previously removed from the steam or hot water valve. If the pump noise changes, it may indicate an air pocket. We have a general video on how to clear it: https://www.youtube.com/watch?v=xZIqO-i5kQg On the Minima, the hand pump or syringe, which usually Walmart has in the pharmacy section, needs to be filled with water and attached to usually the longest hose (typically the particle filter needs to be removed) If this does not clear, the pump may have been damaged from running the pump with the air pocket. The pump would need to be replaced. In these cases, we usually recommend a larger pump that can be slightly more difficult to place in. https://www.1st-line.com/technical-support/acs-technical-support/pump-replacement-change-minima/
I have a minima purchased five years ago. Recently the water float for the tank fill sensor seems to be catching and not properly registering when the tank empties (the cylinder it slides up and down looks like it may have split slightly). This caused the machine to run dry when I tried to pull a shot. I refilled the tank and the machine is able to pull some water through, but the pump is no longer building pressure (it can only reach just under 2 bar) and the pump still sounds like it did when it briefly ran empty. I was am looking to first replace the fill sensor but cannot find the part in the diagram, then was wondering if there is any advice on the pump (does it need to be primed or is it damaged?)
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Q I have a minima purchased five years ago. Recently the water float for the tank fill sensor seems...... Read more answer nowAsked on February 18, 2026 5:01 pmA
More than the likely, the pump needs to be replaced.Typically the ULKA standard pump can be used and is a tighter fit.
The water level sensor for the reservoir should be placed immediately in the reservoir immediately next to where it sensor wire exists the internal frame. It should not extend across the top cover of the reservoir.
There are different versions of the water level sensor. Hence you many need to email us a picture and we need to contact the manufacturer.
pump
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A pump replacement
I have a Minima that I bought from 1st-Line. The rubber grip on the steam wand is tearing which also makes it slide when trying to hold the wand in place. Under normal circumstances it is difficult to position the hot wand without burning yourself. The torn grip makes this problem even worse. There isn't any grip shown on the wand in the machine's parts diagram. Can you offer a solution? Thank you.
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Q I have a Minima that I bought from 1st-Line. The rubber grip on the steam wand is tearing which a...... Read more answer nowAsked on December 15, 2025 12:28 pmA
Yes. Part number W15295 and part number W0589 both will work. Part number W0589 will require some lubricant to slide onto the wand. Part numbers W.5089 and V.1679 do not fit your machine.
I'm interested in a flow control valve for my Minima. But I just want the cheapest option and just the minimum required parts.
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Q I'm interested in a flow control valve for my Minima. But I just want the cheapest option and jus...... Read more answer nowAsked on November 13, 2025 12:18 pmA Hi, sorry we haven't tested every kit with every E61 grouphead machine. We have installed the one from Lelit (https://www.1st-line.com/buy/lelit-grouphead-flow-control-assembly/) and we know that works. The cheapest one we have is this one CS0030 (https://www.1st-line.com/buy/e61-grouphead-flow-control-device/) but we cannot confirm if it will be 100% compatible.
I assume you are talking about cleaning under the small ridge at the top of the shower screen where the gasket sits? I will give that a try. The gaskets that haven't worked are 8mm and look identical to the one being replaced. Somehow when they are inserted with the shower screen, they don't sit high enough to allow the portafilter to catch the slot to lock into place. Do you have a recommendation for replacing the shower screen on the Minima? I might try that to see if a different screen works better with other gaskets. Thanks.
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Q I assume you are talking about cleaning under the small ridge at the top of the shower screen whe...... Read more answer nowAsked on November 6, 2025 4:50 pmA
The portafilter gasket needs to be inserted, after full cleaning. with the screen. A small stubby screwdriver needs to be utilized to push the gasket in all the way, then the portafilter used to create the final push of insertion. If the gasket drops out easily, then the grouphead may have been damaged or worn (least likely).
Hello, I have an ACS Minima that I purchased from you. I want to replace the shower screen and gasket. Will this machine take any generic E61 parts for this or do I need something specific to this machine? I have tried replacing the gasket itself a few times with what are listed as Faema gaskets. However, despite looking exactly the same as the original gasket, most of the replacements don't work. The portafilter will not engage with the group head when I use the replacements. Thank you for your assistance.
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Q Hello, I have an ACS Minima that I purchased from you. I want to replace the shower screen and ga...... Read more answer nowAsked on November 6, 2025 12:19 pmA
The area behind the gasket usually needs to be cleaned very thoroughly. We are unsure if you replaced with the 8mm or 8.5mm thick gaskets. More infor would be needed as far as specifics.
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