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  • Front-angle product image of the 440 NX (formerly 244NX) ultra-compact battery scrubber designed for fast, safe day cleaning in tight commercial spaces.
  • Exploded view of the 440 NX (formerly 244NX) showing internal components including solution tank, recovery system, motor, and NX300 battery placement.
  • NX300 lithium-ion battery system with charger featuring 4-year warranty, 1-hour fast charge, and over 2,500 charge cycles.
  • Front angle view of the 440 NX (formerly 244NX) ultra-compact battery scrubber, winner of the 2024 Sanitary Maintenance Distributor Choice Award.
  • Close-up of the 440 NX (formerly 244NX) control panel featuring simple dashboard controls and battery level indicator for easy operation.
  • Bottom view of the 440 NX (formerly 244NX) counter-rotating brushes and centrifugal water delivery system for even cleaning coverage and fast drying.
  • Removable solution tank on the 440 NX (formerly 244NX)compact scrubber for easy filling, cleaning, and maintenance.
  • Bottom view of the 440 NX (formerly 244NX) counter-rotating brushes and centrifugal water delivery system for even cleaning coverage and fast drying.
  • 440 NX (formerly 244NX)compact battery scrubber maneuvering easily through retail store aisles for daily floor maintenance.
  • Nu-Assist mobile app providing free training, troubleshooting, manuals, and multilingual support for NaceCare cleaning equipment.
  • 440 NX (formerly 244NX) ultra-compact battery scrubber cleaning high-traffic commercial flooring in a café environment.
  • Operator using the free NaceCare Nu-Assist app while operating the NUC 244NX ultra-compact battery floor scrubber for guided training and maintenance support.
  • NaceCare sustainability commitment highlighting durable, energy-efficient commercial cleaning equipment designed to reduce waste and resource usage.
  • Operator using the 440 NX (formerly 244NX) ultra-compact battery scrubber in a commercial lobby for safe, efficient day cleaning.

    • Numatic NUC 440NX Ultra-Compact Walk-Behind Scrubber (formerly NUC 244NX) | SKUs K-920997 & K-920997-C2B

    Numatic

    $4,995.00
    SKU:
    K-920997
    Availability:
    Yes
    Shipping:
    Free Shipping
    Type:
    Ultra-Compact Walk-Behind Scrubber
    Brush Speed:
    140 RPM
    Noise Level:
    Quiet
    Power Source:
    NX300 Battery
    Adding to cart… category.add_cart_announcement

    Product Description

    Numatic NUC 440NX Ultra-Compact Walk-Behind Scrubber

    The Numatic NUC 440NX, formerly known as the NUC 244NX, is an ultra-compact cordless floor scrubber designed to replace traditional wet mopping in congested commercial spaces while providing professional scrubbing and dirty-water recovery in one pass.

    With a 17.3 in. / 440 mm cleaning width, twin 220 mm brushes, NX300 lithium battery power, compact maneuverability, and separate clean and recovery tanks, the NUC 440NX is designed for daily hard-floor cleaning in restrooms, classrooms, retail areas, kitchens, healthcare facilities, offices, and other tight commercial spaces.

    Quick Highlights

    • Current Model: NUC 440NX
    • Former Model: NUC 244NX
    • SKUs: K-920997 & K-920997-C2B
    • Machine Type: Battery Walk-Behind Scrubber Dryer
    • Cleaning Width: 17.3 in. / 440 mm
    • Brushes: 2 × 220 mm
    • Battery Platform: NX300 36V Lithium-Ion
    • Runtime: Up to 80 Minutes
    • Brush Speed: 140 RPM
    • Solution Tank: 2.2 L / Approx. 0.58 gal
    • Recovery Tank: 3 L / Approx. 0.79 gal
    • Included: Battery Package, Charger & Nyloscrub Brush Set

    Available Battery Packages

    Choose the battery package that best matches your cleaning schedule. Both configurations include the NUC 440NX machine, NX300 battery charger, and Nyloscrub brush set.

    K-920997 — 1 Battery Package
    • NUC 440NX Scrubber
    • 1 × NX300 Lithium Battery
    • NX300 Battery Charger
    • Nyloscrub Brush Set
    K-920997-C2B — 2 Battery Package
    • NUC 440NX Scrubber
    • 2 × NX300 Lithium Batteries
    • NX300 Battery Charger
    • Nyloscrub Brush Set
    • Additional battery provides extended cleaning availability between charges

    Key Features

    • Ultra-compact design: Designed for commercial spaces where larger walk-behind scrubbers can be difficult to maneuver.
    • 440 mm cleaning deck: Twin 220 mm brushes provide approximately 17.3 inches of cleaning coverage.
    • NX300 cordless platform: Uses Numatic's removable 36V lithium-ion battery system.
    • Up to 80 minutes runtime: Supports productive cordless floor cleaning.
    • Fast charging: Approximately 80% charge in 1 hour and full charge in approximately 2 hours.
    • One-pass cleaning: Scrubs and recovers dirty solution to help leave floors clean and ready for use.
    • 140 RPM brush speed: Provides consistent scrubbing action for routine commercial hard-floor maintenance.
    • Separate solution and recovery tanks: Keeps clean solution separated from recovered dirty water.
    • Compact maneuverability: Helps operators clean around fixtures, furniture, shelving, and congested areas.
    • Removable tanks: Designed for easier filling, emptying, and daily maintenance.

    Nu-Assist Digital Operator Support

    Nu-Assist provides on-demand digital training, maintenance guidance, and troubleshooting support through a simple QR code system. Operators can access manuals and instructional videos using a mobile device, helping improve operator confidence, simplify training, and provide quick access to machine support when needed.

    Common Applications

    • Schools and classrooms
    • Healthcare facilities
    • Retail stores
    • Restaurants and commercial kitchens
    • Restrooms
    • Convenience stores
    • Office buildings
    • Hospitality facilities
    • Entrances and corridors
    • Small and congested hard-floor areas

    Best For

    • Replacing mop-and-bucket cleaning in smaller commercial areas
    • Daily cleaning of hard floors
    • Congested spaces where larger scrubbers are difficult to operate
    • Facilities that need floors scrubbed and recovered in one pass
    • Operators who need compact cordless equipment
    • Multiple small cleaning zones throughout a facility

    Not Ideal For

    • Very large open areas better suited to a full-size walk-behind or ride-on scrubber
    • Carpet cleaning
    • Flood recovery or wet-vacuum applications
    • Heavy sweeping applications with large loose debris
    • Outdoor rough-surface cleaning

    Specifications

    Brand Numatic
    Model NUC 440NX
    Former Model NUC 244NX
    SKUs K-920997 / K-920997-C2B
    Machine Type Battery Walk-Behind Scrubber Dryer
    Battery Voltage 36V
    Battery Platform NX300 Lithium-Ion
    Runtime Up to 80 Minutes
    Recharge Time Approx. 1 Hour to 80% / 2 Hours to 100%
    Cleaning Width 440 mm / 17.3 in.
    Brush Size 2 × 220 mm / 8.7 in.
    Brush Motor 2 × 200W
    Brush Speed 140 RPM
    Vacuum Motor 100W
    Solution Tank 2.2 L / Approx. 0.58 gal
    Recovery Tank 3 L / Approx. 0.79 gal
    Dimensions (W × L × H) 20.5 × 17.7 × 44.9 in. / 520 × 450 × 1140 mm
    Net Weight Approx. 47 lb / 21.3 kg
    Included Brush Nyloscrub Brush Set

    NX300 Battery System

    The NUC 440NX is powered by the Numatic NX300 36V lithium-ion battery platform, allowing the battery to be removed and exchanged without keeping the machine tied to a charging location.

    • 36V lithium-ion battery platform
    • Up to approximately 80 minutes runtime per battery
    • Approximately 80% charge in 1 hour
    • Approximately 100% charge in 2 hours
    • One- and two-battery machine packages available
    • Battery charger included with both Monster Janitorial packages

    Included Nyloscrub Brushes

    Both NUC 440NX packages include the Numatic 911931 Nyloscrub Brush Set for routine commercial scrubbing and daily hard-floor maintenance.

    View 911931 Nyloscrub Brushes →

    Replacement Parts & Accessories

    Keep your NUC 440NX operating with genuine Numatic OEM batteries, charging components, brushes, pad drivers, floor pads, squeegee wear parts, tanks, and transport accessories.

    913686 — NX300 Lithium Battery
    Replacement NX300 battery. Contact Monster Janitorial for current availability.
    K-911334-C — NX300 Battery Charger
    View Part →
    911931 — Nyloscrub Brush Set
    View Part →
    911843 — PolyScrub Brush Set
    View Part →
    911844 — Pad Driver Set
    View Part →
    912352 — 225 mm Green General Floor Cleaning Pad
    View Part →
    912353 — 225 mm Red General Floor Cleaning Pad
    View Part →
    918296 — Ten-Tec Brush, Red Level
    View Part →
    913810 — Front & Rear Squeegee Blade Set
    View Part →
    913830 — Replacement Squeegee Assembly
    View Part →
    913825 — Clean Water Tank
    View Part →
    914088 — Transport Trolley / Transport Wheel Set
    View Part →

    Brush & Pad Options

    • Nyloscrub Brush: Routine scrubbing and daily hard-floor maintenance
    • PolyScrub Brush: General commercial floor scrubbing
    • Ten-Tec Brush: Alternative scrubbing option for more demanding floor-care applications
    • Pad Driver: Allows compatible floor pads to be used with the machine
    • Green Pad: General scrubbing applications
    • Red Pad: Lighter cleaning and maintenance applications

    Compact Cleaning Productivity

    The NUC 440NX bridges the gap between manual mopping and larger automatic scrubbers. Its compact footprint allows operators to clean smaller areas mechanically while recovering dirty solution during the same pass, reducing the amount of water left behind compared with traditional wet mopping.

    Manufacturer Warranty

    The Numatic NUC 440NX is backed by a 3-year manufacturer warranty, subject to current Numatic warranty terms and conditions.

    The NX300 lithium battery is also covered by a 3-year manufacturer warranty under the applicable Numatic battery warranty program.

    Request a Commercial Equipment Demo

    Want to see whether the NUC 440NX is a good fit for your facility? Monster Janitorial can help evaluate your floor type, cleaning area, workflow, brush or pad requirements, and battery needs.

    Email sales@monsterjanitorial.com or call 956-772-4842.

    Institutional Purchasing Support

    Monster Janitorial supports schools, universities, healthcare facilities, government agencies, municipalities, contractors, commercial properties, and other institutional buyers.

    • Purchase orders accepted
    • Commercial equipment quotes
    • Bid and specification support
    • Tax-exempt account setup
    • Parts and replacement-wear-item support
    • Equipment selection assistance

    D-U-N-S: 080901706

    UEI: U4TYL7A5LEN9

    For tax-exempt purchasing, create your Monster Janitorial account and email your tax-exempt certificate to sales@monsterjanitorial.com.

    Why Choose Monster Janitorial?

    • Commercial floor-care equipment specialists
    • Genuine Numatic OEM replacement parts
    • Battery, charger, brush, pad-driver, floor-pad, and squeegee support
    • Equipment selection and application assistance
    • Institutional and tax-exempt purchasing support
    • Bid, specification, and commercial quote assistance
    • Bilingual customer support available
    Commercial Cleaning Education

    MJ University Learning Center

    Learn more about automatic floor scrubbers, brush and pad selection, battery care, squeegee maintenance, troubleshooting, floor cleaning procedures, and commercial floor-care best practices.

    Visit MJ University →

    Other Details

    Manufacturer Warranty: All NaceCare equipment is backed by the manufacturer’s warranty. Coverage varies by component and is subject to NaceCare’s published terms and conditions. NX300 Lithium-Ion Battery: 4-year pro-rated limited warranty (up to 2,500+ charge cycles) Machine Components (Polyethylene & Structural Foam): 10-year limited warranty Vacuum Motors: 5-year limited warranty when used with genuine NaceCare HepaFlo bags (if applicable) Electrical Parts: 2-year limited warranty Labor Allowance: 2-year (where applicable) https://shop.monsterjanitorial.com/content/Nacecare/Nacecare_Warranty.pdf

    Product Videos

    Videos Hide Videos Show Videos

    Custom Field

    Type Ultra-Compact Walk-Behind Scrubber
    Brush Speed 140 RPM
    Noise Level Quiet
    Power Source NX300 Battery

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