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NaceCare DP 420 8025112 Hydrowasher – 14

NaceCare DP 420 8025112 Hydrowasher – 14", 780 RPM, 1000W, 800K Bristles, 64 dB

Brand: NacecareSKU: 8025112In Stock – Ready to Ship
$4,250.00
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NaceCare DP 420 8025112 – 14-Inch Cylindrical Hydrowasher, 780 RPM, 800,000 Bristles

The NaceCare DP 420 (part number 8025112) is a 14-inch cylindrical Hydrowasher using counter-rotating brushes with 800,000 bristles at 780 RPM. This configuration lifts dirt from grout lines, textured surfaces, rubber flooring, and carpet fibers that flat-disc scrubbers with limited surface contact cannot agitate effectively. At 57 lbs, 64 dB(A), and 4,000 square feet per hour, the DP 420 is designed for precision cleaning in tight spaces — restrooms, kitchen areas, and multi-surface environments where one machine handles both hard floors and carpet.

DP 420 Cylindrical Brush System and Multi-Surface Capability

  • 780 RPM counter-rotating cylindrical brushes: two brushes rotate toward each other simultaneously, creating a converging agitation action that lifts soil from grout lines and surface textures more effectively than a single rotating disc.
  • 800,000 bristles per brush system: high bristle density ensures coverage across uneven surface textures — grout joints, rubber tiles, textured concrete — where flat pad contact is limited.
  • Offset brush and drive unit: the brush assembly extends to the machine edge, enabling cleaning right up to baseboards and into corners without a separate wall edge pass.
  • Multi-surface brush options (black/grey/yellow): black brushes for aggressive hard floor scrubbing, grey for general-purpose use, yellow for sensitive carpet and fiber cleaning.
  • Twin conveyor recovery: dirty water is lifted to the central recovery tank as the brushes rotate, or the machine can be used for double-scrubbing passes without water recovery.
  • 64 dB(A) noise level: quieter than most disc scrubbers in this cleaning width range; suitable for cleaning during occupied hours in hospitals, schools, and retail environments.

Where Cylindrical Brush Technology Outperforms Disc Scrubbers

Disc scrubbers contact the floor with a flat pad that rides over grout lines and surface texture without agitating inside them. The DP 420's cylindrical brushes reach into grout joints, crevices, and textured surfaces that disc pads ride over. In food service areas, grout joints accumulate grease and food residue that requires cylindrical brush agitation to dislodge. In carpeted areas, cylindrical brushes used with appropriate yellow brush heads provide interim carpet cleaning without the equipment change required to switch from a floor scrubber to a carpet extractor. Escalator cleaning is another application where the DP 420's cylindrical brush geometry contacts the tread ribs that flat disc machines cannot clean.

DP 420 Tank Capacity and Cord Specifications

The DP 420 carries a 2-gallon solution tank and 1-gallon recovery tank — sized appropriately for a 14" precision cleaning machine used in smaller areas rather than large open floor runs. The 40-foot power cord provides working radius from a standard outlet. Brush selection is the most important variable in DP 420 performance — using yellow carpet brushes on hard tile will under-agitate; using black aggressive brushes on sensitive carpet fibers will cause fiber damage.

Part Number 8025112
Cleaning Width 14 inches
Working Capacity 4,000 sq ft/hr
Brush Type Cylindrical counter-rotating
Brush Speed 780 RPM
Brush Pressure 57 lbs
Brush Motor 1,000W
Bristle Count 800,000 per brush system
Solution Tank 2 gallons
Recovery Tank 1 gallon
Noise Level 64 dB(A)
Power Cord 40 feet
Weight 57 lbs

Documents

Brochure / Spec Sheet

Manual

Manufacturer's Warranty

This product comes with a full manufacturer's warranty. All warranty claims are handled directly by the manufacturer.

For specific warranty details, please contact us at +1 (978) 295-7538 or email info@uscleaningtools.com

B2B & Tax-Exempt Purchases

We supply contractors, restoration companies, property managers, schools, government agencies, and other tax-exempt organizations.

How to place a tax-exempt order:

  1. Write to us through our Contact Us page or email info@uscleaningtools.com and attach your valid tax exemption certificate (state resale or exemption certificate).
  2. We verify your certificate and mark your account tax-exempt — usually within one business day.
  3. Place your order and sales tax will not be charged.

For volume pricing or purchase orders, call +1 (978) 295-7538.

Shipping & Returns

Free shipping on most brands for orders over $300, delivered to the lower 48 states. Any brand-specific freight rate is shown at checkout before you pay.

Processing & delivery: in-stock orders are processed within 1–2 business days and typically deliver in 5–7 business days. Tracking is emailed within 24 hours of shipment. Built-to-order and backordered equipment shows its lead time on this page.

Freight deliveries: inspect your equipment on arrival and note any damage on the delivery receipt. Items damaged in transit or defective on arrival are fully covered at no cost to you.

Cancellations: cancel any time before your order ships for a full 100% refund.

30-day returns: return unused equipment in its original packaging within 30 days of delivery. Change-of-mind returns are subject to a restocking fee. To start a return, email info@uscleaningtools.com or call +1 (978) 295-7538.

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Frequently Asked Questions

What makes cylindrical brush scrubbing different from disc pad scrubbing on the DP 420?
The DP 420's counter-rotating cylindrical brushes reach into grout lines, surface texture, and crevices that flat disc pads ride over without agitating. The 800,000 bristles per brush system contact uneven surface profiles at 780 RPM, lifting embedded soil from areas where flat pads have no contact.
What surfaces can the NaceCare DP 420 clean?
The DP 420 cleans grouted tile, rubber flooring, textured concrete, hardwood, carpet, ceramic, and escalator treads. Brush selection determines aggressiveness: black brushes for hard floor scrubbing, grey for general-purpose, and yellow for sensitive carpet and fiber surfaces.
What brush speed does the DP 420 operate at?
The DP 420 counter-rotating cylindrical brushes operate at 780 RPM. The counter-rotation creates a converging agitation action where both brushes simultaneously lift soil toward the recovery system, more effective at soil removal than a single rotating disc at comparable speeds.
How loud is the NaceCare DP 420 during operation?
The DP 420 operates at 64 dB(A), quieter than most disc scrubbers in this cleaning width range. 64 dB is approximately the volume of normal conversation, making the machine suitable for use in hospitals, schools, and retail environments during occupied hours.
Can the DP 420 be used on carpets as well as hard floors?
Yes. With yellow carpet brush heads, the DP 420 performs interim carpet cleaning using cylindrical brush agitation. This allows one machine to handle both hard floor scrubbing and carpet maintenance cleaning without requiring a separate carpet extractor for light interim cleaning tasks.
What is the tank capacity on the NaceCare DP 420?
The DP 420 carries a 2-gallon solution tank and 1-gallon recovery tank. These smaller tanks reflect the machine's design for precision cleaning in smaller areas — restrooms, kitchen areas, and corridors — rather than large open floor coverage where larger tanks would reduce refill frequency.

Frequently Asked Questions

1. What payment methods can I use?

We accept Visa, MasterCard, American Express, Diners Club, Discover, major debit cards, and digital wallets like PayPal, Google Pay, Meta Pay, and Apple Pay.

2. When will my payment be processed?

Your credit/debit card or PayPal account will be charged when you place your order. Secure payment processing protects your information.

3. Will I receive an order confirmation?

Yes, a confirmation email will be sent to the provided email address once the order is placed.

4. How long does it take to process an order?

Orders are processed within 1-2 business days and then prepared for shipment.

5. How long does it take for my order to arrive?

Estimated arrival time (ETA) is 5-7 business days for all orders.

6. Do you offer warranty?

All our products come with a manufacturer warranty of at least 1 year, depending on the brand.

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