Commercial Walk-Behind Floor Scrubbers

Best value walk-behind scrubber for warehouse

  • Shop our heavy-duty walk-behind floor scrubbers for unbeatable cleaning performance, durable design, and a 2-year warranty. Enjoy free shipping on all SUNMAX models—explore top-rated solutions for your facility and transform floor care today!

  • Key Specifications

    • 14" - 34" Cleaning width
    • 10,000 - 75,000 ft²/hr Efficiency
    • Battery Or Cord Power
    • 1 - 33 gal sewage tank

Compare Sunmax Walk-Behind & Self-Propelled Series

SELECT MODEL RT15 Micro Scrubber RT15 / RT35 Micro Series SM430 Dual Brush Scrubber SM430 Compact Dual Brush RT50 Walk Behind Scrubber RT50 Series The Standard RT50D Self Propelled Scrubber RT50D / DW Self-Propelled RT120 Industrial Scrubber RT120 Series Industrial Beast
Best Application Restrooms, Kitchens
(Tight Spaces)		 Gyms, Retail Shops
(Agile Cleaning)		 Warehouses, Schools
(Standard Floors)		 Ramps & Inclines
(Effortless)		 Large Factories
(>50k sq ft)
Cleaning Path 14" - 16" 17" Dual Brush
(360° Spin)		 22"
Single Disk		 22" / 26"
(RT50D / RT50DW)		 34"
Wide Area
Efficiency ~19,000 sq ft/h 13,000 sq ft/h 30,000 sq ft/h 36k - 40k sq ft/h 75,000 sq ft/h
Tank Capacity ~4 Gallons 1.7 Gallons 14.5 Gallons 14.5 Gallons 33 Gallons
Drive System Pad Assist Pad Assist Pad Assist
(Push)		 Traction Drive
(Self-Moving)		 Traction Drive
(Self-Moving)
Battery Options Lead-Acid / Lithium
or Corded		 Lithium Only Lead-Acid / Lithium
or Corded		 Lead-Acid
or Lithium		 Lead-Acid
or Lithium
Shop Now View RT15 View SM430 View RT50 View RT50D View RT120

Why Buy Factory Direct?

Unlike brands that use distributors, Sunmax sells directly to you. This means you save30-40%on the machine price and getparts shipped from Californiainstantly, not weeks later.

Walk-Behind Floor Scrubbers FAQ

What size walk-behind floor scrubber is best for my facility?

When choosing a walk-behind scrubber, match the cleaning path width and tank capacity to your space.

  • Under 10,000 sq ft (Cafes, Gyms, Shops):
    Choose the SM430 (17-Inch). With its dual 8.5" brushes and cordless lithium power, it's agile enough for narrow aisles and lightweight (only 50 lbs) for easy transport. Perfect for quick cleanups in tight spaces.
  • 10,000 - 40,000 sq ft (Warehouses, Schools, Clinics):
    Choose the RT50 (22-Inch). This is our workhorse. It covers 30,000 sq ft/hr with a larger 14.5-gallon tank, meaning you can clean for longer without stopping to refill. The ideal balance of size and power for most commercial facilities.
  • Over 40,000 sq ft (Factories, Large Distribution Centers):
    Choose the RT120 (34-Inch). This industrial beast features a massive 34-inch cleaning path and self-propelled traction drive. With a cleaning rate of 75,000 sq ft/hr, it does the work of two smaller machines, cutting your labor time in half.

Are walk-behind floor scrubbers easy to use for new staff?

Yes, walk-behind scrubbers (like SUNMAX RT50) are designed for simple, intuitive operation—just basic controls for brush, vacuum, and movement. Training usually takes only minutes, making onboarding fast and efficient for cleaning crews. Automatic features help prevent user error and increase productivity.

What types of floors can a walk-behind scrubber clean?

Walk-behind floor scrubbers can clean sealed concrete, tile, vinyl, epoxy, rubber floors, and even some low-pile carpets using the right pads. Models like the SUNMAX RT50 handle daily cleaning, spill recovery, and even ramps. Always confirm chemical compatibility for specialty surfaces.

How do walk-behind scrubbers compare to ride-on models?

Walk-behind scrubbers are more maneuverable in tight spaces and cost less up front. They're ideal for small–medium facilities, retail, and sites with lots of obstacles. Ride-on machines suit very large, open areas but cost significantly more. Many facilities use both for optimal coverage.

How long does it take to learn and maintain a walk-behind scrubber?

Most operators can learn to fully operate a SUNMAX walk-behind scrubber in under 30 minutes. Maintenance typically includes daily tank rinsing, pad or brush checks, and periodic battery charging or cable safety (for corded units). Instructions and training stickers are provided on the machines.

What cleaning chemicals work best with walk-behind scrubbers?

Use only non-foaming, neutral pH floor solutions designed for automatic scrubbers. Avoid excessively acidic or alkaline cleaners to protect both your floor and your machine. SUNMAX recommends Pro Neutral Cleaner or equivalent. Always follow the manufacturer's chemical guidelines for safety and best cleaning results.

How often should I replace the pads or brushes?

Pad and brush life depends on floor type and frequency of use, but most commercial users replace them every 3–6 months. Change sooner if cleaning results decline. SUNMAX offers easy-order accessories for all models.Shop replacement parts.

Can walk-behind scrubbers operate quietly in daytime hours?

Yes—modern SUNMAX walk-behind scrubbers run as quietly as 60 dBA, suitable for use in schools, hospitals, offices, and retail during work hours without disturbing people.

What is the warranty and support for SUNMAX walk-behind scrubbers?

All SUNMAX walk-behind floor scrubbers come with a 2-year limited warranty and tech support in the USA. Service help and parts are available nationwide for worry-free operation.

Ditch the Mop: High-Performance Push Scrubbers

Are you still relying on a dirty mop and bucket to keep your facility clean? It’s time to work smarter, not harder. Maintaining a spotless, safe environment doesn't have to drain your time or your budget. By upgrading to our industrial-grade walk behind auto scrubbers, you can cut your cleaning time in half and leave floors instantly dry. Whether you run a bustling retail store, a busy warehouse, or a local school, we deliver factory-direct cleaning power straight to your door without the ridiculous dealer markups.

Stop Overpaying: The Factory-Direct Pricing Advantage

Let's talk about the elephant in the room: price. Big-name brands often charge upwards of $4,000 to $6,000 for a standard 20-inch floor cleaning machine. At Sunmax, we manufacture our own equipment. By cutting out the middlemen and distributors, we pass those 30-40% savings directly to you. You get the exact same heavy-duty scrubbing power, durable squeegees, and robust vacuum motors for a fraction of the cost.

Real Value: What Our Floor Cleaning Machines Do For You

We know that business owners and facility managers only care about results. Here is exactly how our machines solve your daily maintenance headaches:

  • Eliminate Slip-and-Fall Risks: Mops leave floors dangerously wet. Our powerful vacuum suction leaves your floors 100% dry and safe to walk on immediately, protecting you from expensive liability claims.
  • Slash Labor Costs: What takes three hours manually now takes just 30 minutes. With cleaning paths up to 20 inches, your team can clean up to 20,000 sq ft/hr and move on to other important tasks.
  • Zero "Shipping Shock" at Checkout: Heavy industrial equipment usually comes with crazy freight fees. Not here. Enjoy Free Freight Shipping straight from our California warehouse to your loading dock.
  • US-Based Support & Parts: Backed by a solid 2-Year Warranty, you’ll never have to worry about downtime. Need a replacement brush or battery? We have parts in stock and ready to ship.

How to Choose the Right Walk Behind Auto Scrubber

Not sure which model fits your floor plan? Here is a quick buying guide to help you select the perfect machine:

  • Compact Series (14" - 16"): Look at our RT15 or RT35 models. These are perfect for narrow aisles, gas stations, cafes, and tight restrooms. They fit where big machines simply can't.
  • The Workhorse (20"): Check out the RT50. This is the industry standard for medium-to-large warehouses, gyms, and supermarkets. It offers the best balance of maneuverability and large tank capacity.
  • Battery vs. Corded (AC): Choose Lithium or Lead-Acid batteries for ultimate cordless freedom, or go with an AC corded model (like the RT50AC) if you need unlimited runtime on a strict budget.

Don't let dirty floors hurt your business image or put your customers at risk. Browse our complete lineup of walk behind auto scrubbers below and experience the Sunmax difference today.