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Mercury H-17S Hercules Floor Sander – 1.5 HP Sealed Motor, 17

Mercury H-17S Hercules Floor Sander – 1.5 HP Sealed Motor, 17" Apron, 175 RPM

Brand: Mercury Floor MachinesSKU: H-17SIn Stock – Ready to Ship
$2,809.00$3,224.00Save $415.00
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H-17S Hercules Floor Sander — 17" Sealed Motor Machine for Standard Commercial Floor Sanding

The Mercury H-17S Hercules is the 17-inch entry point in the sealed-motor Hercules sanding line — the most common apron size in commercial floor maintenance and the same size used by most standard floor pads. It uses the same sealed 1.5 HP motor and triple-planetary transmission as the larger H-19S and H-20S, but the 17" apron fits through any standard doorway without adjustment and matches the pad inventory already in use at most facilities. The H-17S is the right choice for facilities that maintain their own equipment and want a sealed-motor machine compatible with their existing 17" pad stock. Two YouTube videos demonstrate the machine — see the Video section below.

H-17S Sealed Motor and 17" Pad Compatibility

The 17" apron is the industry standard size — the widest apron that fits through standard 36" commercial doorways without angling the machine, making it the default choice for facilities where multiple rooms need to be serviced in sequence.

  • Sealed 1.5 HP AC motor (15 A, dual capacitors) — enclosed against dust infiltration; the H-17S is the sealed-motor alternative to open-motor 17" machines that fail from sanding dust accumulation
  • Triple-planetary high-torque transmission — consistent 175 RPM under load on hardwood, concrete, and stone without motor strain or speed variation
  • 17" apron with 15" rotary brush — the active sanding element; compatible with standard 15" round abrasive screens and brushes
  • 16" rotary pad driver with riser — for pad-based applications including diamond grinding and surface preparation
  • 106-lb polished aluminum chassis — all-metal weight provides consistent pad contact pressure for uniform finish across the sanding surface
  • Super-thick wraparound bumper — protects baseboards, door frames, and furniture from machine contact damage during close-edge sanding

H-17S Applications and Environments

Janitorial contractors and in-house facility maintenance teams operating in office buildings, schools, and retail spaces use the H-17S as their primary floor sanding and surface preparation machine — the 17" apron fits through every doorway on the floor plan without repositioning. Wood floor finishing contractors who need a sealed-motor machine for multi-room residential or commercial projects use it where the 19" or 20" models would require doorway clearance planning. Hotel housekeeping departments that polish marble floors in guest rooms and bathrooms choose the 17" because it maneuvers around the limited floor space around beds and furniture. The sealed motor allows continuous operation throughout a full day's sanding work without motor-related service interruptions.

H-17S RPM, Pad Compatibility, and Warranty

Runs at 175 RPM — appropriate for sanding, stripping, and light surface polishing on VCT, hardwood, concrete, and stone. Use 15" abrasive screens for wood sanding, 17" diamond pads for concrete surface preparation, and standard 17" floor pads (red for scrubbing, white for polishing) for maintenance cleaning on sealed surfaces. Carries Mercury's 5-year warranty on motor, transmission, and chassis.

Specifications

Model H-17S
Apron Size 17"
Motor 1.5 HP AC, 2 capacitors, 15 A (sealed)
Brush Speed 175 RPM
Rotary Brush 15"
Rotary Pad Driver with Riser 16"
Chassis Polished aluminum
Weight 106 lbs
Power Cord 50 ft, 14/3-gauge safety cord
Wheels 6" non-marking, fixed operating
Warranty 5 years on motor, transmission, and chassis

Documents

H-17S Owner's Manual
H-17S Wiring Diagram
H-17S Parts List
H-17S 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 makes the Mercury H-17S different from a standard 17" floor machine?
The H-17S uses a sealed motor — the housing is completely enclosed to prevent dust infiltration of the motor windings. Standard open-motor 17" floor machines accumulate sanding dust on the windings over time, causing overheating and motor failure. The sealed motor extends service life in sanding applications where fine dust is continuously generated.
What pad sizes are compatible with the Mercury H-17S?
The H-17S uses a 15" rotary brush for abrasive sanding applications and a 16" pad driver with riser for pad-based work. Use 15" abrasive screens for wood sanding and 17" floor pads for maintenance cleaning and polishing on sealed surfaces.
Does the H-17S fit through standard commercial doorways?
Yes. The 17" apron is the widest size that fits through standard 36" commercial doorways without angling or tilting the machine. This makes the H-17S the practical choice for jobs where the machine needs to move through multiple rooms sequentially without doorway clearance planning.
What warranty does the Mercury H-17S carry?
The H-17S carries Mercury's 5-year warranty on the motor, transmission, and chassis — the same warranty as all Hercules sealed-motor machines. This is significantly longer than the 1–2 year warranties offered by most competing brands.
Can the Mercury H-17S be used for polishing as well as sanding?
Yes, at 175 RPM with the appropriate pad. Use red floor pads for light scrubbing and spray buffing on VCT and sealed concrete, and white or tan pads for polishing on sealed surfaces. For high-gloss burnishing requiring 1,000+ RPM, the H-17S is not the appropriate machine — see Mercury's burnisher line for high-speed applications.

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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