Electric Portafilter Knock Box Cleaner — Auto Espresso Clean | Dejess

The Dejess Electric Automatic Knock Box Cleaner is a professional-grade portafilter cleaning kit designed for home baristas and commercial coffee professionals who want a faster, cleaner, and more hygienic way to dispose of spent espresso grounds.

Key Features

• Electric Automatic Operation: Hands-free motorised knocking mechanism ejects used puck grounds cleanly with minimal effort, reducing mess and repetitive strain.
• Stable Non-Slip Base: Weighted, rubber-footed base keeps the unit firmly in place on your countertop during use — no sliding, no tipping.
• Universal Portafilter Compatibility: Fits standard 51mm, 53mm, and 58mm portafilter baskets, making it compatible with most home and commercial espresso machines.
• Premium Build Quality: Constructed from food-safe, durable ABS and stainless steel components engineered to withstand daily high-volume use.
• Easy-Clean Knock Box Bin: Removable grounds container empties and rinses in seconds, keeping your coffee station consistently clean and odour-free.
• Compact Countertop Footprint: Space-efficient design fits neatly beside any espresso machine without cluttering your workspace.
• Quiet Motor Technology: Low-noise electric motor operates discreetly — ideal for early-morning use or busy café environments where noise matters.

Product Specifications

• Brand: Dejess (manufactured by Jetting)
• Operation: Electric automatic
• Compatible Portafilter Sizes: 51mm, 53mm, 58mm
• Materials: Food-safe ABS plastic, stainless steel bar and trim
• Base Type: Non-slip rubber-footed stable holder
• Power Source: Electric (cable powered)
• Origin: Mainland China
• Harmful Chemicals: None
• Included: Electric knock box unit, removable grounds bin, portafilter holder cradle

Who Is This For?

Perfect for home espresso enthusiasts who pull multiple shots daily and are tired of messy manual knocking routines. Ideal for small café owners and commercial baristas who need a reliable, hygienic espresso knock box that keeps up with high-volume service. Designed for people who value a clean, organised coffee station and want to reduce countertop clutter and wrist fatigue from repetitive knocking. Also a great gift for any coffee lover upgrading their home espresso setup to a more professional standard.

Why Choose the Dejess Portafilter Cleaning Kit?

Unlike basic manual knock boxes, the Dejess Electric Automatic Knock Box Cleaner eliminates the physical effort and noise of traditional portafilter disposal — delivering a consistently clean puck ejection every single time. The stable holder design and universal sizing mean it works seamlessly across virtually all popular espresso machines, from entry-level home units to professional commercial equipment. At $25.01, this is one of the most accessible professional espresso accessories available without compromising on build quality or performance.

Frequently Asked Questions

What portafilter sizes does this electric knock box fit?

The Dejess knock box cleaner is compatible with 51mm, 53mm, and 58mm portafilters, covering the vast majority of home and commercial espresso machines on the market today.

Is this knock box easy to clean after use?

Yes. The removable grounds container detaches quickly and can be emptied and rinsed under the tap in seconds. No special tools or disassembly required.

How loud is the electric motor during operation?

The unit features a low-noise motor designed for quiet operation, making it suitable for early-morning use at home or in café environments where minimising disruption is important.

Can I use this knock box with my Breville, DeLonghi, or Sage espresso machine?

Yes. The universal portafilter holder is designed to work with most popular espresso machine brands including Breville, DeLonghi, Sage, Gaggia, and Rancilio, provided they use standard 51–58mm portafilters.

Please note that we cannot guarantee a specific delivery date. Estimated delivery times (excluding weekends and public holidays) are as follows:

• Victoria: Approximately 5–7 business days
• New South Wales, South Australia, ACT & Queensland: Approximately 5–7 business days
• Western Australia, Northern Territory & Tasmania: Approximately 5–7 business days
• United States: Approximately 5–7 business days
• Rest of the World: Approximately 5–7 business days

We offer a 30-day return policy on eligible items. You may request a return within 30 days of receiving your order, provided the item is unused, in original condition, and in its original packaging.

Returns are processed in accordance with our Returns & Refund Policy. Approved refunds are issued to the original payment method after inspection.

For full details, please refer to our Returns & Refund Policy page.