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Mercury Floor Machines Ultra DC Burnisher DC-20-1500 – 20

Mercury Floor Machines Ultra DC Burnisher DC-20-1500 – 20", 1500 RPM, 1.5 HP

Brand: Mercury Floor MachinesSKU: DC-20-1500In Stock – Ready to Ship
$1,989.00$2,248.00Save $259.00

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DC-20-1500 High-Speed Floor Burnisher — 1500 RPM D/C Motor for Large Commercial Floors

The Mercury Ultra DC Burnisher DC-20-1500 runs a D/C rectified motor rather than the standard A/C motor found in most burnishers at this price point — eliminating low-voltage startup torque issues that cause belt-driven and A/C units to bog down mid-pass. At 1500 RPM with a 20" pad and 84 lbs of machine weight pressing the pad, it produces a wet-look finish on VCT and vinyl composite tile that spray buffing alone cannot match. Designed for large-format commercial floors where finish quality and shift efficiency both matter.

DC-20-1500 RPM, Pad Pressure, and Compatible Pads

The D/C rectified motor delivers consistent torque across its operating range — it does not lose RPM or produce uneven gloss when voltage dips on long extension runs or shared circuits.

  • 1500 RPM at 1.5 HP D/C rectified motor — consistent pad speed regardless of voltage fluctuations; no startup torque surge that trips breakers in older facilities
  • 20" pad coverage at 84 lbs machine weight — 84 lbs of pad pressure produces a deeper gloss per pass than lighter 20" machines; fewer passes needed to reach target shine level
  • Flexible pad holder with threaded centering device — self-levels on uneven or warped floor sections, preventing edge skip marks and uneven finish lines
  • Non-marking full-wrap bumpers — protects baseboards and wall surfaces during passes; eliminates scuff marks that require touch-up after burnishing crews finish
  • 6" operating wheels, 4" transport wheels — separate wheel sets for working and moving; operating wheels keep machine stable at speed, transport wheels allow tight maneuvering in corridors
  • 50 ft 14/3-gauge power cord — reaches across standard commercial floor bays without extension cord chaining; 14/3 gauge handles the 15-amp draw without heat buildup
  • Interlock switch with non-conductive dual triggers — machine stops the moment either trigger is released; required by OSHA for operator safety on powered floor equipment

DC-20-1500 Applications and Environments

Grocery stores and supermarkets with high-gloss VCT programs are the primary use case — 1500 RPM is the standard burnishing speed for restoring finish between stripping cycles, and the 20" pad width covers standard 12-foot aisle widths in four overlapping passes. Hospital corridor burnishing programs use the D/C motor specifically for its consistent speed on circuits shared with medical equipment, where voltage variation from other loads is common. School districts and municipal facilities running in-house custodial programs use the DC-20-1500 for gym floors and main corridor VCT maintenance. Building service contractors cleaning office parks, convention centers, and retail spaces after hours find the 50 ft cord reduces outlet-to-outlet repositioning compared to shorter-cord burnishers.

DC-20-1500 Pad Compatibility and What Ships in the Box

Compatible with standard 20" round floor pads: use a tan or white pad for high-speed burnishing to final gloss on VCT; use a red pad for spray buffing between burnish cycles. Pad not included — order separately. Ships with the machine, 50 ft power cord, and transport/operating wheel sets pre-installed. For high-gloss concrete or terrazzo applications, 1500 RPM is appropriate; for stripping, step down to a low-speed (175–350 RPM) floor machine with a black pad.

Specifications

Model DC-20-1500
Apron Size 20"
Motor Type 1.5 HP D/C Rectified
Amp Draw 15 Amps
Brush / Pad Speed 1500 RPM
Chassis Polished aluminum
Operating Wheels 6" non-marking
Transport Wheels 4" non-marking
Power Cord 50 ft, 14/3-gauge
Weight 84 lbs

Documents

DC-20-1500 Owner's Manual  

DC-20-1500 Parts List  

DC-20-1500 Wiring Diagram  

DC-20-1500 Sell Sheet

Video Overview

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 pad size does the DC-20-1500 use?
The DC-20-1500 uses standard 20" round floor pads. For high-speed burnishing to final gloss on VCT, use a white or tan pad. For spray buffing between burnish cycles, use a red pad. Pads are not included with the machine and must be ordered separately.
What is the difference between a D/C rectified motor and a standard A/C burnisher motor?
A D/C rectified motor converts AC power to DC internally, providing consistent torque output regardless of voltage fluctuations. Standard A/C motors can lose speed and produce uneven gloss when voltage drops on long cord runs or shared circuits — a common issue in large commercial facilities. The D/C motor eliminates this variability.
Is 1500 RPM appropriate for VCT floors, or is it too fast?
1500 RPM is the standard burnishing range for vinyl composition tile (VCT). It produces a wet-look gloss finish without burning or melting the floor finish. For stripping or scrubbing VCT, use a low-speed machine at 175–350 RPM with a black or green pad — not this burnisher.
What circuit does the DC-20-1500 require?
The DC-20-1500 draws 15 amps at 120V. It requires a dedicated 15-amp or 20-amp outlet. The included 50 ft 14/3-gauge power cord is rated for the full 15-amp draw — do not use an undersized extension cord, as voltage drop will reduce motor performance.
Can the DC-20-1500 be used on hardwood or gymnasium floors?
At 1500 RPM, this burnisher is designed for VCT, vinyl, terrazzo, and concrete floors with a sacrificial floor finish. Use on hardwood or gym floors only with manufacturer-approved hardwood finish and the correct pad — consult the floor finish manufacturer before burnishing any hardwood surface.
How does the DC-20-1500 compare to a lower-speed 175 RPM floor buffer?
A 175 RPM floor buffer is for spray buffing and scrubbing — it cleans and restores finish but cannot produce a high-gloss wet-look shine. The DC-20-1500 at 1500 RPM is a burnisher — it polishes the existing floor finish to a mirror-like gloss. These are different steps in a floor care program, not interchangeable machines.

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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