PWM 520 Mop Star
(20kg) Miele Professional Mop Star washer with 180 litre drum, M Touch Pro controls
The PWM 520 Mop Star is a 20kg Miele Professional commercial washing machine for facilities teams, cleaning contractors and larger sites processing mops and cleaning cloths every day. Its large drum, specialist Mop Star programmes and DN 70 dump valve make it better suited to demanding cleaning laundry than a standard commercial washer.
- ✓20kg load with 180 litre drum for larger mop and cloth volumes
- ✓DN 70 drain valve for mop-heavy loads and debris handling
- ✓Mops standard 60°C programme from 55 minutes with hot/cold fill
- ✓Processes up to 105 cotton mops or 167 microfibre mops per load
- ✓Up to 12 liquid dosing pump connections for controlled chemical use
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Product Overview
The Miele PWM 520 Mop Star [EL DV DD] is a 20kg professional mop washing machine from the Miele Performance range, built for facilities management, contract cleaning and larger sites processing mops and cleaning cloths every day.
With a 180 litre drum, M Touch Pro controls, patented pre-spin, cloth reprocessing programmes and a DN 70 drain valve, it is designed to help handle bulky mop loads, coarse soiling and controlled laundry routines in demanding cleaning environments.
It is a strong choice for cleaning contractors, facilities teams, schools, healthcare support areas, commercial premises and larger estates where mop washing needs to be kept separate, consistent and properly supported.
At a glance
1450(h) x 924(w) x 935(d)
400v, 25A
Drain Valve, DN 70
How a&f can support you
Buying commercial laundry equipment is about more than choosing the machine. We help you get the right Miele Professional solution for your site from day one, and support you long after it is installed.
We can help with site survey, correct variant selection, supply, installation, commissioning, user training and long-term service support.
- ✓ Manufacturer-trained engineers
- ✓ Around £12,000+ of spare parts carried on each service van to improve first-time fix rates
- ✓ Warranty handling, annual servicing and service contracts
- ✓ Rental and finance options available alongside outright purchase
Need this machine supplied, installed and supported?
Speak to a&f about purchase, rental, installation and service contract options for this product. Call us on 01243 55 55 25, option 1 for sales support, email sales@a-f.co.uk, or click the green button.
Features and buyer benefits
A practical overview of the features that matter most when choosing a large-capacity Mop Star washer for mops, cleaning cloths and facilities management laundry.
Large capacity
20kg load with a 180 litre drum
Suitable for larger facilities teams and cleaning operations that need to process significant mop and cloth volumes in a professional machine.
Mop Star design
Built for mops, cloths and cleaning textiles
A dedicated professional washer for facilities management where coarse soiling, absorbent textiles and repeatable cleaning routines need proper support.
Drain valve
DN 70 dump valve for mop-heavy use
The drain valve helps discharge dirty wash water and debris more effectively than a standard drain pump arrangement in mop-processing environments.
Pre-spin
Patented pre-spin helps remove soiling
Pre-spin supports better processing of wet, dirty mops before the main wash, helping improve consistency in daily cleaning laundry routines.
Cloth processing
Cleaning cloth programmes included
Cloth reprocessing support makes the machine useful for mixed cleaning operations where mops and microfibre cloths are both part of the workload.
Useful throughput
Up to 105 cotton mops or 167 microfibre mops
Miele lists capacities of 105 x 40 cm cotton mops, 91 x 50 cm cotton mops, 167 x 40 cm microfibre mops, or 118 x 50 cm microfibre mops.
Cycle planning
Mops standard 60°C from 55 minutes
The Miele product sheet lists 61 minutes on cold-water connection and 55 minutes on hot and cold connection for the Mops standard 60°C programme.
Extraction
950 rpm spin with 361 g-factor
Extraction helps reduce retained moisture before drying or storage, with Miele stating 53% residual moisture with cold rinse and 49% with hot rinse.
Controls
M Touch Pro colour touchscreen
The colour touch display helps staff select programmes clearly, with programmable controls, time-left display and selectable display languages.
Dosing ready
Up to 12 liquid dispenser pump connections
External dosing capability supports controlled chemical use, consistent wash results and easier management across larger cleaning operations.
Connected laundry
LAN and WiFi ready
Connectivity supports future-ready laundry management, including integration with compatible Miele Professional digital tools where configured.
Commercial build
30,000 tested operating hours
Miele lists 30,000 tested operating hours for this model, supporting confidence in professional use without presenting it as a lifespan guarantee.
Technical specifications
Key technical details for the Miele PWM 520 Mop Star [EL DV DD], including capacity, installation requirements, power, drainage, mop-processing performance, controls and connectivity.
| Model | Miele PWM 520 Mop Star [EL DV DD] |
|---|---|
| Material number | 11779720 |
| EAN | 4002516435907 |
| Range | Miele Performance |
| Product type | Professional mop washing machine |
| Finish | Iron grey front with stainless steel control panel |
| Load capacity | 20 kg |
|---|---|
| Drum volume | 180 litres |
| External dimensions | H 1450 mm W 924 mm D 935 mm |
| Net weight | 389 kg |
| Door opening | 415 mm diameter, 180° opening angle |
| Door hinge | Right-hand |
| Maximum floor load | 5755 N |
| Power Required | 400v, 25A, 3 phase |
|---|---|
| Manufacturer connection | 3N AC 400V 50Hz |
| Total connected load | 16.00 kW |
| Heater rating | 15.00 kW |
| Heating type | Electric |
| Energy management | Optional peak-load negotiation |
| Mops standard 60°C, cold fill | 61 min |
|---|---|
| Mops standard 60°C, hot/cold fill | 55 min |
| Programme duration, cold fill | 58 min |
| Programme duration, hot/cold fill | 49 min |
| Spin speed | 950 rpm |
| G-factor | 361 |
| Residual moisture | 53% cold rinse 49% hot rinse 25% when processing cleaning cloths |
| Tested operating hours | 30,000, Miele test figure |
| Drain type | Dump valve, DN 70 |
|---|---|
| Cold water connection | 3 x 1/2" hose with 3/4" union |
| Hot water connection | 1 x 1/2" hose with 3/4" threaded union |
| Hard water option | 2 x 1/2" with 3/4" union |
| Detergent drawer | 3 compartments |
| Liquid dosing | Up to 12 dispenser pump connections with empty sensor |
| Control system | M Touch Pro |
|---|---|
| Programmability | Programmable |
| Display features | Time-left display, programme sequence indicator and selectable display languages |
| Connectivity | LAN, WiFi, Connector Box and optical service interface |
| Mop features | Patented pre-spin, cloth reprocessing and efficient scoop-and-ladle ribs |
| Hygiene features | Disinfection rinse and temperature monitoring |
| Safety and standards | CE, UKCA, VDE, VDE-EMC, IPX4 and Machinery Directive 2006/42/EC |
Choosing the right machine
Is the Miele PWM 520 Mop Star [EL DV DD] the right model for me?
The Miele PWM 520 Mop Star [EL DV DD] is a large-capacity professional washing machine for sites that regularly process mops, cleaning cloths and facilities management laundry. It is built around a 20kg load, 180 litre drum, drain valve and M Touch Pro controls.
It is best suited to larger facilities teams, cleaning contractors, schools, commercial sites, estates and support-service environments where mop laundry needs to be handled separately, consistently and with the right drainage and dosing arrangement.
When is this machine a good fit?
This model is a good fit where a site has moved beyond small mop washing and needs a dedicated, professional machine with the capacity and drainage arrangement for regular mop and cloth processing.
- Suitable for sites needing a 20kg mop washing machine.
- Useful for facilities management and contract cleaning operations.
- Appropriate where mops, microfibre cloths and cleaning textiles need a controlled wash process.
- Useful where external liquid dosing is required for consistent chemical use.
- Suitable where LAN and WiFi connectivity may help with future digital laundry management.
What should I check before choosing this model?
The PWM 520 Mop Star is a substantial commercial washer, so the main checks are space, access, floor loading, drainage, electrical supply, water services and the daily volume of mop laundry.
- Confirm that a 400v, 25A, 3 phase electrical supply is available.
- Check that the site can support a DN 70 drain valve arrangement.
- Confirm floor suitability, access route and available working space around the machine.
- Check cold, hot and any required hard-water connections before ordering.
- Review whether liquid dosing, chemical storage and staff routines are already in place.
When might another model be better?
This is not the best choice for every site. If the workload is lower, a smaller Mop Star model may be easier to install and more cost-effective. If the site has strict infection-control segregation requirements, the full laundry process may need review before specifying equipment.
- Consider a smaller Mop Star model if 20kg capacity is more than the site needs.
- Consider a larger machine if the daily mop volume regularly exceeds this capacity.
- Review alternative washer types if the site needs barrier-laundry separation.
- Do not choose this model unless the drainage and 400v supply can be properly provided.
- Speak to a&f before ordering if the machine is for care, healthcare or veterinary use.
Services, utilities and installation checks
The product sheet lists electric heating, 3N AC 400V 50Hz electrical connection, 16.00 kW total connected load and 15.00 kW heater rating. Drainage is through a DN 70 dump valve, with cold, hot and optional hard-water connections.
- Power Required: 400v, 25A, 3 phase.
- Drainage: DN 70 dump valve.
- Water: multiple cold-water connections plus hot-water connection.
- Mops standard 60°C programme: 61 minutes cold fill or 55 minutes hot/cold fill.
- External dimensions: 1450(h) x 924(w) x 935(d) mm.
Replacing an older model?
If this machine is replacing an older large Miele commercial washer, the key checks are the existing base, drainage position, power supply, water connections, door swing, access route and whether the old chemical dosing setup is still suitable.
The current historic model source does not list a direct previous-version mapping for the PWM 520 Mop Star. For larger Miele washer replacement searches, related historic search terms may include PW6207 and PW6201, but these should be treated as survey prompts rather than confirmed one-for-one predecessors for this exact model.
Older or related search terms to check during survey: PW6207, PW6201, older Miele Mop Star washer, older Miele commercial mop washing machine, 20kg Miele washer.
Compliance, hygiene and environment
The datasheet lists disinfection rinse, temperature monitoring, UKCA, CE, VDE, VDE-EMC, IPX4 splash-proof rating and compliance with the Machinery Directive 2006/42/EC. These are useful specification points, but the whole laundry process still needs to be considered.
- Hygiene outcomes depend on programme selection, chemicals, segregation, handling and staff routine.
- For care, healthcare or veterinary settings, suitability should be checked against the site risk assessment.
- Drainage, water regulations and chemical dosing should be reviewed before installation.
- The datasheet lists a 92% recycling rate for the machine.
- a&f can help confirm whether the machine and site process are suitable before purchase or rental.
Need help checking suitability?
Contact us for a free specification check or site visit before ordering. Call us on 01243 55 55 25, option 1 for sales support, or email sales@a-f.co.uk.
Product downloads
Helpful documents for this machine
Download the main documents for the Miele PWM 520 Mop Star [EL DV DD] below. These include the Miele product sheet and operating instructions. If you need installation guidance, compliance information or help confirming whether this is the right machine, contact a&f and we will be happy to help.
Miele PWM 520 Mop Star product sheet
Key product information including capacity, dimensions, power requirements, drainage details, controls, performance data and core features.
Miele PWM 520 and PWM 514 Mop Star operating instructions
Manufacturer guidance covering safe operation, programme use, routine care, cleaning and user instructions for the PWM 520 and PWM 514 Mop Star machines.
Need another document or more product information?
If you need installation instructions, compliance documents, user training guidance or support choosing the right version of this machine, we will be happy to help. Call us on 01243 55 55 25, option 1 for sales support, or email sales@a-f.co.uk.
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Every operation is different. We take time to understand your operation, design the right solution, and support it for the long term so your laundry and dishwashing operation works in practice.
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We come to you and learn how your operation really works.
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We design the right solution around your operation.
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We get you running, then keep you running for years to come.
- We install professionally, safely and with minimal disruption.
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Contact us on 01243 55 55 25 to learn more, or arrange your free site visit to get started.
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A free site survey is usually the best first step when choosing professional laundry or dishwashing equipment for your site.
- Check the room, services, access, workflow and usage
- Compare suitable washing, drying, dishwashing and finishing options
- Avoid over-specifying or choosing equipment that does not fit the operation