Product Description
Karcher Battery Walk-Behind Sweeping
30-inch traction-drive walk-behind sweeper with AGM batteries, vacuum-assisted dust control, a 10.5-gallon hopper, and practical productivity up to 36,328 ft²/hr.
The Karcher KM 75/40 W Bp is a battery-powered walk-behind sweeper designed for efficient debris collection and dust-controlled sweeping in small to medium commercial and industrial facilities. Its compact design, powered traction drive, vacuum-assisted sweeping system, and 30-inch total cleaning width help operators clean hallways, warehouse aisles, loading areas, parking structures, schools, and public buildings with less manual effort.
A durable flat-pleated filter and mechanical filter-cleaning system help maintain airflow while capturing fine dust. The removable 10.5-gallon debris container, tool-free broom access, quiet 64 dBA operation, and multiple available broom configurations make the KM 75/40 W Bp a versatile solution for both indoor and outdoor routine sweeping.
Quick Highlights
Product Data
- Product Name: Karcher KM 75/40 W Bp Walk-Behind Sweeper
- Store SKU: MJK98407390
- Manufacturer Part Number: 9.840-739.0
- Clean SKU Reference: 98407390
- Machine Type: Battery-Powered Walk-Behind Sweeper Vacuum
- Power Source: Battery
- Drive System: Traction Drive
- Sweeping Method: Overthrow
- Main Broom Cleaning Width: 22 in
- Cleaning Width with Side Broom: 30 in
- Practical Productivity: Up to 36,328 ft²/hr
- Debris Container Capacity: 10.5 gal
- Filtration: 19.3 ft² Polyester Flat-Pleated Filter
- Filter Cleaning: Manual Mechanical Filter Cleaning
- Operating Noise Level: 64 dBA
- Machine Weight: 172 lb
- Dimensions: 56" L x 30" W x 46.5" H
Recommended Applications
- Warehouses and distribution centers
- Manufacturing facilities
- Schools and educational buildings
- Parking garages and parking structures
- Retail stores and shopping centers
- Municipal and government buildings
- Loading docks and receiving areas
- Commercial hallways and corridors
- Maintenance shops
- Indoor and outdoor hard-floor areas
Key Features
Battery-Powered Sweeping
Battery operation provides quiet, emission-free sweeping for indoor facilities while eliminating the need to manage a power cord.
Powered Traction Drive
The traction drive assists forward movement, reducing operator pushing effort during longer cleaning routes.
Vacuum-Assisted Dust Control
The integrated vacuum and filtration system helps capture airborne dust while the main and side brooms collect loose debris.
Mechanical Filter Cleaning
The manual filter-cleaning system helps remove accumulated dust from the filter and maintain consistent airflow.
Tool-Free Maintenance
The main broom and flat-pleated filter can be removed without tools to simplify routine inspection and replacement.
Removable Debris Container
The 10.5-gallon hopper features recessed grips for convenient removal, transport, and emptying.
Best For
- Routine sweeping of dust, dirt, paper, leaves, and loose debris
- Warehouse aisles and commercial corridors
- Facilities requiring quiet indoor operation
- Operators who benefit from powered traction assistance
- Smooth hard floors and finished concrete
- Moderate outdoor sweeping
- Carpet sweeping when equipped with the optional carpet kit
Not Ideal For
- Wet pickup or liquid recovery
- Hazardous or combustible dust
- Large outdoor areas better suited for a ride-on sweeper
- Very heavy construction debris
- Deep carpet extraction or carpet washing
- Steep ramps or unsafe inclines
- Areas requiring a narrower machine than the 30-inch total width
Technical Specifications
- Manufacturer: Karcher
- Model: KM 75/40 W Bp
- Manufacturer Part Number: 9.840-739.0
- Equipment Type: Battery-Powered Walk-Behind Sweeper
- Drive System: Traction Drive
- Sweeping Method: Overthrow
- Main Broom Cleaning Width: 22 in
- Cleaning Width with Side Broom: 30 in
- Side Broom Diameter: 16.5 in
- Practical Productivity: Up to 36,328 ft²/hr
- Debris Container Capacity: 10.5 gal
- Filter Surface Area: 19.3 ft²
- Filter Type: Water-Resistant Polyester Flat-Pleated Filter
- Filter Cleaning: Manual Mechanical Filter Cleaning
- Battery Type: AGM
- Battery Voltage: 24V System
- Battery Capacity: 70 Ah
- Charger: Automatic Shelf Charger, 24V, 24A, 115V
- Operating Noise Level: 64 dBA
- Machine Weight: 172 lb
- Dimensions: 56" L x 30" W x 46.5" H
Sweeping Productivity
The KM 75/40 W Bp combines a 30-inch total sweeping width, powered traction drive, side-broom edge cleaning, and vacuum-assisted dust control to improve productivity across commercial and industrial facilities.
Cleans open areas and edges in one pass.
Supports efficient routine debris removal.
Reduces interruptions for frequent emptying.
Suitable for many indoor commercial environments.
Actual productivity varies by debris type, floor condition, room layout, broom wear, battery condition, filter condition, operator speed, and cleaning frequency.
Included with the Machine
- Karcher KM 75/40 W Bp walk-behind sweeper
- Powered traction-drive system
- 8.631-173.0 – 12V AGM 70 Ah batteries for the 24V system
- 8.629-377.0 – Automatic shelf charger, 24V, 24A, 115V
- 6.905-626.0 – Soft-bristle side broom
- 6.906-884.0 – Standard water-resistant main broom
- 5.731-635.0 – Water-resistant washable flat-pleated filter
- Mechanical filter-cleaning system
- 10.5-gallon removable debris container
- Operator and safety documentation
Optional Accessories and Replacement Parts
Battery and Charging
- 8.631-173.0 – 12V AGM 70 Ah battery
- 8.629-377.0 – Automatic shelf charger, 24V, 24A, 115V
Side Brooms
- 6.905-626.0 – Soft-bristle side broom for routine sweeping
- 6.905-625.0 – Hard-bristle side broom for heavy-duty cleaning
Main Brooms
- 6.906-884.0 – Standard water-resistant main broom
- 6.906-885.0 – Hard-bristle main broom for aggressive sweeping
- 6.906-950.0 – Anti-static rolling brush
- 6.906-886.0 – Soft natural-bristle main broom for fine dust on smooth indoor floors
Filtration
- 5.731-635.0 – Water-resistant washable flat-pleated filter
Specialty Accessories
- 2.641-571.0 – Carpet sweeping kit with fluff filter, anti-static cylindrical brush, and triple caster
- 6.634-201.0 – Red operator key
Dust-Control Filtration
The KM 75/40 W Bp uses a large polyester flat-pleated filter and vacuum-assisted sweeping system to help capture fine dust while the main broom and side broom collect loose debris.
- 19.3 ft² filtration surface area
- Water-resistant and washable filter construction
- Manual mechanical filter-cleaning system
- Tool-free filter removal for inspection and maintenance
- Helps maintain airflow during routine commercial sweeping
- 5.731-635.0 – Replacement flat-pleated filter
This sweeper is intended for routine commercial dust and debris collection. It is not certified for hazardous, combustible, or regulated fine-dust applications.
Free Commercial Equipment Consultation
Monster Janitorial can help determine whether the KM 75/40 W Bp is the right sweeper for your floor type, debris level, facility size, and indoor or outdoor cleaning requirements.
- Review total sweeping square footage
- Compare walk-behind and ride-on sweeper productivity
- Select the proper main broom and side broom
- Review carpet sweeping requirements
- Determine battery and charger needs
- Request a commercial equipment quote
Email sales@monsterjanitorial.com or call 956-772-4842.
Manuals and Documents
- Karcher KM 75/40 W Bp Product Information Sheet – 9.840-739.0
- Karcher KM 75/40 W Bp Operating and Safety Manual
- Karcher Parts Manuals and Model Lookup
Replacement Parts
Shop Karcher batteries, chargers, main brooms, side brooms, filters, keys, carpet kits, and related service parts.
Shop Karcher Replacement PartsMJ University Learning Center
Explore walk-behind sweeper selection, broom types, filter maintenance, battery care, carpet sweeping, dust control, and daily machine inspection resources.
Visit MJ UniversityManufacturer Warranty
The Karcher KM 75/40 W Bp is covered by the applicable Karcher commercial equipment warranty against qualifying defects in materials and workmanship under normal approved commercial use.
- Warranty coverage may vary by machine component and current manufacturer policy.
- Batteries, chargers, brooms, filters, belts, wheels, and other wear items may have separate or limited coverage.
- Proof of purchase and machine serial number may be required.
- Damage caused by misuse, improper charging, blocked filters, neglected maintenance, or unapproved applications may not be covered.
View the current Karcher machine warranty policy.
Contact sales@monsterjanitorial.com for warranty verification.
Frequently Asked Questions
What is the sweeping width of the KM 75/40 W Bp?
The main broom provides a 22-inch cleaning path. With the side broom engaged, the total sweeping width is 30 inches.
Does this sweeper include batteries and a charger?
Yes. The standard AGM configuration includes the 24V battery system and compatible automatic shelf charger.
Can this sweeper be used indoors?
Yes. Its battery-powered, low-noise operation and dust-control filtration make it well suited for warehouses, schools, commercial buildings, and other indoor facilities.
Can it sweep carpet?
Yes, when equipped with optional carpet sweeping kit 2.641-571.0, which includes a fluff filter, anti-static cylindrical brush, and triple caster.
How is the filter cleaned?
The machine uses a manual mechanical filter-cleaning system to dislodge dust from the flat-pleated filter and help maintain airflow.
Can the machine collect wet debris?
No. The KM 75/40 W Bp is intended for dry sweeping and should not be used for liquid recovery.
Institutional Purchasing Support
- D-U-N-S Number: 080901706
- UEI Number: U4TYL7A5LEN9
- Purchase order support for approved schools, government agencies, and institutions
- Tax-exempt account setup assistance
- Bid and specification support
- Commercial quote support for facility managers, contractors, and procurement departments
Why Choose Monster Janitorial?
- Authorized Karcher commercial equipment support
- Fast order processing
- Expert assistance with sweepers, batteries, chargers, brooms, filters, and replacement parts
- Commercial quote support for warehouses, schools, manufacturers, contractors, and government buyers
Tax-Exempt Purchasing for Schools & Government
Create an account and email your tax-exempt certificate to sales@monsterjanitorial.com.
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