Product Description
Karcher B 50 W Bp R55 22" Cylindrical Walk-Behind Auto Scrubber
The Karcher B 50 W Bp R55 is a compact commercial walk-behind automatic floor scrubber designed for fast, efficient wet cleaning of hard floors in schools, healthcare facilities, retail stores, offices, warehouses, and commercial buildings. This R55 configuration features a 22-inch cylindrical scrub deck, traction drive, 13.2-gallon solution and recovery tanks, and battery-powered operation for productive indoor cleaning.
The R55 cylindrical brush head provides strong scrubbing performance on a variety of hard floor surfaces and is especially useful for textured floors or areas where light debris may be present. This combined product page includes both the lithium battery version MJK15332580 / 1.533-258.0 and the AGM battery version MJK91760200 / 9.176-020.0 so facilities can choose the battery package that best fits their maintenance and runtime needs.
Quick Highlights
Recommended Applications
- Schools and universities
- Healthcare facilities and clinics
- Retail stores and supermarkets
- Office buildings and commercial properties
- Warehouses and back-of-house areas
- Municipal and government buildings
- Facilities with textured floors or light debris
Available Battery Configuration Options
| Store SKU | MFG Part Number | Battery Configuration | Best For |
|---|---|---|---|
| MJK15332580 | 1.533-258.0 | B 50 W Bp R55 Lithium | Premium battery option for facilities wanting modern battery technology and reduced battery maintenance. |
| MJK91760200 | 9.176-020.0 | B 50 W Bp R55 AGM | Sealed AGM battery option for dependable cleaning with lower battery maintenance than wet batteries. |
Configuration Notes
- Lithium Configuration: MJK15332580 / 1.533-258.0 includes lithium battery power and lithium battery charger.
- AGM Configuration: MJK91760200 / 9.176-020.0 includes AGM battery power.
- R55 Cylindrical Deck: Both configurations use the 22-inch R55 cylindrical brush head.
- On-Board Charger: The B 50 W Bp platform includes on-board charging.
Key Features
R55 Cylindrical Brush Head
The cylindrical deck provides thorough scrubbing on a variety of hard floor surfaces and can help manage light debris during cleaning.
Parabolic Squeegee
The parabolic squeegee supports strong water recovery for faster drying, even on uneven surfaces and tight turns.
Traction Drive
Wheel-drive traction helps reduce operator fatigue during longer cleaning routes.
Smartphone Connectivity
Smartphone connection allows operators or managers to view machine-specific information, settings, battery status, runtime, and guidance.
Durable Construction
Cast aluminum brush head and squeegee assemblies provide durability for commercial floor care programs.
Quiet Cleaning
65 dBA operation makes the B 50 W Bp a strong fit for daytime cleaning in occupied facilities.
Specifications
- Manufacturer: Karcher
- Model: B 50 W Bp R55
- Combined Store SKUs: MJK15332580, MJK91760200
- Combined Manufacturer Part Numbers: 1.533-258.0, 9.176-020.0
- Clean SKU References: 15332580, 91760200
- Machine Type: Walk-behind automatic floor scrubber
- Scrub Deck Type: R55 cylindrical scrub deck
- Brush Type: Cylindrical
- Cleaning Width: 22 in
- Squeegee Width: 33 in
- Solution Tank Capacity: 13.2 gal
- Recovery Tank Capacity: 13.2 gal
- Theoretical Productivity: Up to 18.2K - 23.7K ft²/hr
- Practical Productivity: Up to 21.3K ft²/hr
- Drive Type: Traction drive
- Operating Noise Level: 65 dBA
- Brush Contact Pressure: 34 lb
- Brush Rotational Speed: 1200 rpm
- Battery Options: AGM battery or lithium battery
- Battery Charger: On-board charger
- Weight with Batteries: 427 lb
- Dimensions: 52" L x 22.5" W x 42" H
Walk-Behind Scrubber Productivity
The Karcher B 50 W Bp R55 is designed for productive daily cleaning in facilities that need more cleaning power than a compact scrubber but do not require a ride-on machine. The 22-inch cylindrical deck, traction drive, and 13.2-gallon tanks help operators clean efficiently while maintaining maneuverability.
Strong fit for schools, retail, healthcare, and commercial facilities.
Balanced capacity for maneuverable walk-behind scrubbing.
Actual productivity may vary based on floor condition, tank cycles, battery condition, brush selection, water flow, chemical choice, and operator technique.
Included with the Machine
- Karcher B 50 W Bp R55 walk-behind scrubber
- 22" R55 cylindrical scrub deck
- Selected AGM or lithium battery package
- On-board charger
- 33" parabolic squeegee bar
- Linatex squeegee blade set
- KIK system keys
- Medium roller brush for R55 model
- Battery and charger equipment based on selected configuration
Optional Accessories & Replacement Wear Parts
Squeegee & Recovery Accessories
- Linatex Squeegee Blade Set, 850 mm / 33" – SKU 4.400-011.0
- Parabolic Squeegee Bar, 850 mm / 33" – SKU 4.778-008.0
- PU Squeegee Blade Set, 850 mm / 33" – SKU 4.400-005.0
- Natural Rubber Squeegee Blade Set, 850 mm / 33" – SKU 4.400-090.0
Battery & Charger Parts
- AGM Battery – SKU 8.632-375.0
- Lithium Battery 25.6V / 80Ah – SKU 6.654-454.0
- Lithium Battery Charger – SKU 6.654-472.3
R55 Cylindrical Brush & Roller Accessories
- Medium Roller Brush for R55 – SKU 4.035-184.0
- Cylindrical Stripping Sleeve – SKU 8.635-692.0
- White Roller Brush for R55 – SKU 4.762-409.0
- Orange Roller Brush for R55 – SKU 4.762-410.0
- Green Roller Brush for R55 – SKU 4.762-411.0
- Pad Roller Shaft for R55 – SKU 4.762-415.0
- Green Roller Pad on Sleeve – SKU 6.369-733.0
- Red Roller Pad on Sleeve – SKU 6.369-734.0
- Microfiber Roller for R55 – SKU 4.114-010.0
Add-On Kits & Facility Accessories
- Auto-Fill Kit – SKU 4.035-345.0
- Emergency Stop Add-On Kit B50W – SKU 2.644-365.0
- Oil Resistant Side Strip Set – SKU 4.400-089.0
- Side Strip Set for R55 – SKU 4.400-104.0
- Deflector Roll Stackable Add-On Kit – SKU 2.644-228.0
- Home Base Kit – SKU 5.035-488.0
- Home-Base Universal Hook Kit – SKU 4.070-075.0
- Home-Base Mop Clip – SKU 4.400-080.0
- Home-Base Double Hook – SKU 6.980-077.0
- Home-Base Handhold Holder – SKU 6.980-078.0
- KEM Machine Connect B 50 W – SKU 2.644-313.0
Recommended Chemicals
For best cleaning performance, use low-foam detergents designed for automatic floor scrubbers. These cleaners help maintain strong water recovery performance while protecting the vacuum system.
- Pioneer Eclipse Lumen L350 Neutral Cleaner
- Pioneer Eclipse Low-Foam Neutral Cleaner
- Karcher Heavy Duty Degreaser 8.698-154.0
Free Walk-Behind Scrubber Demo
Need help choosing between AGM and lithium battery power or comparing cylindrical and orbital scrubbers? Monster Janitorial can help match the right B 50 W Bp configuration to your facility, floor type, soil load, and cleaning schedule.
- Compare AGM vs lithium battery options
- Review R55 cylindrical brush applications
- Discuss textured floors, light debris, and routine cleaning needs
- Estimate productivity by facility size
- Get help with brushes, squeegee blades, chemicals, batteries, and replacement parts
Questions? Email sales@monsterjanitorial.com or call 956-772-4842.
Manuals and Documents
- Karcher B 50 W Bp Product Information Sheet
- Karcher Brush Cleaning Equipment Safety Information
- Karcher B 50 W Bp Manual
- Karcher B 50 W Bp Manual / Supplement
- Karcher Parts Manuals and Model Lookup
Replacement Parts and Manuals
- Search parts for Karcher B 50 W Bp R55 1.533-258.0
- Search parts for Karcher B 50 W Bp R55 9.176-020.0
- Karcher Parts Manuals
- Shop Karcher Parts
Related Karcher B 50 W Bp Configurations
- 1.533-258.0 - B 50 W Bp R55 cylindrical scrubber, lithium battery
- 9.176-020.0 - B 50 W Bp R55 cylindrical scrubber, AGM battery
- 1.533-272.0 - B 50 W Bp O51 orbital scrubber, lithium battery
- 9.808-091.0 - B 50 W Bp O51 orbital scrubber, AGM battery
Manufacturer Warranty
Karcher commercial cleaning equipment is backed by Karcher North America’s limited warranty against defects in materials and workmanship under normal commercial use. Warranty coverage may vary by machine type, part category, maintenance history, and application.
Warranty Coverage Summary
- Commercial Machine Coverage: Covered under Karcher’s applicable commercial machine warranty policy
- Parts and Labor: Coverage varies by product class and warranty schedule
- Wear Items: Brushes, roller brushes, pads, squeegee blades, side strips, hoses, seals, batteries, chargers, and other normal wear items may have limited coverage or be covered only for manufacturing defects
- Service Requirement: Warranty repairs must be completed by an authorized Karcher service provider
Warranty Notes
- Warranty begins on the original purchase date and proof of purchase may be required.
- Machine serial number may be required for warranty claims.
- Battery warranty terms may vary by battery manufacturer, usage, maintenance, and charging practices.
- Damage caused by misuse, improper maintenance, unauthorized repairs, incompatible chemicals, freezing, improper storage, or use outside approved applications is not covered.
- Using non-approved parts, chemicals, pads, brushes, or accessories may affect warranty eligibility.
- Routine maintenance, normal wear, and consumable replacement parts are the responsibility of the owner.
View Karcher Machine Warranty PDF
Questions? Email sales@monsterjanitorial.com or call 956-772-4842.
Frequently Asked Questions
What type of scrub deck does the Karcher B 50 W Bp R55 use?
The B 50 W Bp R55 uses a 22-inch cylindrical brush deck designed for strong scrubbing performance on hard floors and textured surfaces.
Which SKUs are included on this combined page?
This page includes MJK15332580 / 1.533-258.0 for the lithium battery configuration and MJK91760200 / 9.176-020.0 for the AGM battery configuration.
What is the difference between the lithium and AGM versions?
The lithium version uses modern lithium battery technology for reduced battery maintenance, while the AGM version uses sealed AGM batteries for dependable maintenance-free operation compared to wet batteries.
What size are the tanks?
The B 50 W Bp R55 has 13.2-gallon solution and recovery tanks.
What is the squeegee width?
The machine uses a 33-inch parabolic squeegee for strong water recovery and faster drying.
Is this scrubber good for textured floors?
Yes. The R55 cylindrical brush deck is a strong choice for textured surfaces because the roller brush design can provide thorough agitation across uneven floor profiles.
Does this scrubber have traction drive?
Yes. The B 50 W Bp R55 includes traction drive to help reduce operator fatigue during cleaning routes.
What chemicals should be used with this scrubber?
Use low-foam auto scrubber chemicals such as neutral floor cleaner for routine cleaning or degreaser for heavy soil. Avoid high-foam products because they can interfere with water recovery.
Explore More Karcher Cleaning Equipment
- Shop Karcher Equipment
- Browse Walk-Behind Floor Scrubbers
- Shop Auto Scrubbers
- Shop Auto Scrubber Chemicals
Institutional Purchasing Support
- D-U-N-S Number: 080901706
- UEI Number: U4TYL7A5LEN9
- Purchase order support available for approved schools, government agencies, and institutions
- Tax-exempt account setup assistance
- Bid and specification support available
- Quote support available for facility managers, procurement teams, and fiscal departments
Why Choose Monster Janitorial?
- Authorized Karcher commercial cleaning equipment support
- Fast order processing
- Expert product support for walk-behind scrubbers, batteries, chargers, roller brushes, squeegee blades, chemicals, and replacement parts
- Commercial quote support for schools, healthcare facilities, facility teams, and government buyers
Questions? Email sales@monsterjanitorial.com or call 956-772-4842.
Tax-Exempt Purchasing
Create an account and email your tax-exempt certificate to sales@monsterjanitorial.com.
