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Comparison In-Sink-Erator Evolution 200 Supreme vs In-Sink-Erator Evolution 250

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In-Sink-Erator Evolution 200 Supreme
In-Sink-Erator Evolution 250
In-Sink-Erator Evolution 200 SupremeIn-Sink-Erator Evolution 250
from £499.00 
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Main
3-level grinding system. Amplifier. Auto reverse. Air switch included. Low noise level. Six year warranty.
Power0.75 hp0.75 hp
Number of revolutions1425 rpm1425 rpm
Chamber capacity1180 mL1180 mL
Grinding stages33
Chamber materialmetalmetal
Auto-reverse
Overload protection
Noise level25 dB23 dB
Dimensions (HxD)344x234 mm344x234 mm
Weight11.6 kg11.6 kg
Manufacturer's warranty6 years8 years
Added to E-Catalogjuly 2019march 2017

Noise level

The average noise level generated by the device during normal operation.

A waste disposal unit that produces less noise is more convenient to use, especially in situations where loud noises are unwanted, such as having a baby in the house or working in the kitchen late at night. However, it's important to consider that a powerful motor and a metal chamber may increase the noise level despite having advanced features.

Decibel values are used to indicate the noise level of waste disposal units, and it is a non-linear quantity. The easiest way to assess the noise is by comparing values in tables. Below is a simple table of noise values that are relevant for modern devices:

— 25 – 26 dB — the volume of a person's whisper at a distance of about 1 m, the noise level of the quietest models;
— 30 dB — the noise level that is acceptable for residential premises at night according to health regulations is equivalent to a soft whisper or a constant background noise at its maximum volume.;
— 35 dB — talking in an undertone;
— 40 dB — normal speech, the maximum volume of a constant background noise, permissible in living quarters during the day;
— 50 dB — conversation in slightly raised tones;
— 60 dB — loud conversation;
— 70 dB — The noise level of several loud conversations occurring within a range of approximately 1 m from each other;
— 73 – 75 dB — scream or loud laughter; the maximum noise level enco...untered in waste disposal units.
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