Care and Maintenance
Is the knife dishwasher safe?
No, the knife is not dishwasher safe. Like all good knives, it should be hand washed and wiped dry. The knife is IP65-rated.
Is it waterproof?
The knife is IP65 rated. You can rinse it in the sink, and if it falls into a basin of water for a moment, nothing bad happens. You’ll want to keep the battery in when you wash it, but don’t take it scuba diving, and don’t use it in the shower.
Re-Tuning the C-200
Your ultrasonic knife comes pre-tuned from the factory. However, over time and when environmental conditions like temperature change, the knife’s actual resonant frequency can move away from the programmed center frequency. An autotune algorithm runs
Will I still need to sharpen the C-200?
Yes — the C-200 has a conventional AUS-10 steel blade. Sharpen it the same way you'd sharpen any high-quality Japanese knife. Whetstones, fixed-angle sharpening systems, and rolling sharpeners are great. We don't recommend pull-through sharpeners or