The DHB 420 is a compact cordless dual-brush floor cleaning machine designed for high-efficiency scrubbing and maintenance of hard floor surfaces in commercial environments. Built for professional use, it delivers consistent cleaning performance with the added flexibility of battery-powered operation, allowing unrestricted movement across cleaning areas.

Engineered for versatility and ease of operation, the DHB 420 is suitable for a wide range of hard flooring types including tile, vinyl, stone, and sealed surfaces. Its high brush speed and compact design make it ideal for tight spaces, while the battery system ensures quick charging and minimal downtime. Designed for daily maintenance cleaning, it combines portability, power, and durability in one efficient unit.

Key Features

  • Cordless dual-brush floor cleaning machine
  • 48V battery-powered operation
  • High brush speed (750 RPM) for effective scrubbing
  • Powerful 500W brush motor
  • Fast 1-hour full recharge time
  • Lightweight 69 lb design for easy handling
  • Compact 14" cleaning width
  • Dual 1-gallon solution and recovery tanks
  • Suitable for multiple hard floor surfaces
  • High maneuverability in tight spaces
  • Low noise operation at 64 dB(A)
  • Ideal for quick maintenance cleaning tasks
  • Durable construction for professional use
  • Efficient cleaning performance in confined areas
  • Reduces manual cleaning effort

Specifications

  • Product Name: DHB 420
  • Brand: Duplex
  • SKU / Model: DHB 420
  • Type: Cordless Dual-Brush Floor Scrubber
  • Battery Power: 48 V
  • Brush Motor: 500 W
  • Brush Pressure: 57 lbs
  • Brush Speed: 750 RPM
  • Cleaning Width: 14"
  • Solution Tank: 1 US gal
  • Recovery Tank: 1 US gal
  • Charge Time Full: 1 hr
  • Run Time Full Charge: 50 mins
  • Working Capacity: 4,000 sq. ft./hr
  • Noise Level: 64 dB(A)
  • Weight: 69 lbs

Compatible Products

  • Duplex 14" Cleaning Brushes (Soft / Medium / Hard)
  • 14" Pad Drivers
  • 14" Floor Pads (Scrubbing, Polishing, Stripping)
  • Neutral Floor Cleaning Solutions
  • Hard Surface Degreasers
  • Battery Charger Unit (DHB Series 48V)
  • Recovery Tank Cleaning Tablets
  • Replacement Squeegee Blades
  • Duplex Maintenance Kits

Warranty

  • Overall Machine: 2 years on parts and labor
  • Polyethylene/Structural Foam: 10 years
  • Labor: $75.00/hr allowance

 

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