Kärcher LMO 4-18 Dual Battery Cordless Lawn Mower

Maximum freedom when mowing – cordless, efficient, and powerful

The Kärcher LMO 4-18 Dual Battery Set cordless lawn mower combines two 18 V batteries into a powerful 36 V unit – ideal for medium-sized gardens up to 450 m². The brushless motor delivers high performance and durability, while the intelligent iPower motor control automatically adjusts the speed. With a 37 cm cutting width, central height adjustment (25–65 mm), 2-in-1 mowing system (collection or mulching), and lawn combs for edge-close mowing, this mower offers maximum efficiency and comfort. Thanks to the foldable handlebar and integrated carry handle, it is compact and easy to transport. Batteries and fast chargers are included – ready to use immediately.

Product Features & Benefits

• 36 V Power with Dual Battery System
  Two 18 V batteries power the strong 36 V motor – ideal for lawns up to 450 m².

• Brushless High-Performance Motor
  Greater efficiency, longer service life, and less maintenance – for maximum performance every time.

• iPower Technology
  Smart speed control automatically adapts to grass height and density – optimizing battery life and cutting results.

• 2-in-1 Mowing System: Collect or Mulch
  Use either the 40-litre grass catcher or mulch clippings evenly as natural fertilizer with the mulch kit.

• Sharpened Steel Blade
  For clean, precise cuts without frayed grass blades.

• Edge-Close Mowing with Lawn Combs
  Captures grass growing along edges – no trimming needed.

• Convenient Height Adjustment
  Easily adjust cutting height in 5 steps (25–65 mm) with one hand.

• Ergonomic Operation
  Height-adjustable handlebar with foam grip – for back-friendly mowing and comfortable handling.

• Compact, Foldable Design
  Foldable handlebar and collapsible catcher – ideal for space-saving storage.

• Integrated Carry Handle
  Easy transport, even over steps and edges.

Technical Data

• Motor voltage: 36 V (2 × 18 V)
• Battery type: Lithium-ion, 2 × 18 V / 5.0 Ah
• Cutting width: 37 cm
• Cutting height: 25–65 mm (5-level adjustment)
• Grass catcher: 40 litres
• Speed: 3500 rpm
• Runtime per charge: up to 40 min (5.0 Ah)
• Area coverage: up to 450 m²
• Charging time (80% / 100%): 94 / 143 min
• Weight (without accessories): 14.2 kg
• Dimensions (L × W × H): 1222 × 437 × 1002 mm
• Colour: Yellow

Scope of Delivery

• LMO 4-18 Dual Battery Set lawn mower
• 2 × 18 V / 5.0 Ah Battery Power batteries
• 2 × 18 V Battery Power fast chargers
• Mulch kit
• 40-litre grass catcher

Equipment

• High-quality steel blade
• Height-adjustable handlebar
• Foam grip & continuous on/off bar
• Integrated carry handle
• Fill level indicator on catcher

Areas of Application

Ideal for cordless mowing of:

• Medium-sized lawns up to 450 m²
• Complex gardens with obstacles
• Lawns with edges, paths, and flower beds