Kärcher
Kärcher K 4 Silent eco!Booster Pressure Washer
Corded electric
Overview
The Kärcher K 4 Silent eco!Booster is a compact mid-range pressure washer built around quieter operation. Its 1.8kW motor delivers up to 130bar and 420L/h, with Kärcher rating area performance at 30m²/h. The package includes three cleaning approaches: adjustable Vario Power, concentrated Dirt Blaster and the eco!Booster, which Kärcher says increases cleaning performance by 50% versus its flat jet on suitable surfaces. At 5.1kg without accessories it is notably compact for K4-level performance.
Best For
- Noise-conscious households
- Cars, garden furniture and patios
- Users wanting K 4 power in a compact format
Key Specifications
| Power Source | Corded electric |
| Brand | Kärcher |
| Pressure | 130 bar |
| Flow Rate | 420 L/h |
Pros
- Quieter Silent design
- 130bar and 420L/h output
- 30m²/h area performance
- Three supplied cleaning lances/nozzles
- Compact 5.1kg body
- 5-year direct guarantee plus current direct-store extra-year promotion
Things to Know
- 6m hose is shorter than many larger machines
- No absolute dB figure published on current Kärcher page
- Not intended for the heaviest large-driveway cleaning
Best Garden Match Assessment
This pressure washer is best suited to Noise-conscious households, Cars, garden furniture and patios, Users wanting K 4 power in a compact format.
It performs strongly in areas like quieter silent design and 130bar and 420l/h output.
You should consider an alternative if 6m hose is shorter than many larger machines or no absolute db figure published on current kärcher page would be a problem for your situation.
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