Commercial Chef CHM990B
Microwaves

CHM990B

Commercial Chef

Released Aug 1, 2025 · Analysis updated Mar 24, 2026

Auto defrost and even heating with 900-watt power in a compact 0.9 cu. ft. design, featuring touchpad controls for singles or couples. The Commercial Chef CHM990B scores 75/100 based on 2 expert reviews in the microwaves category. Coverage includes reviews from Consumerreports and Appliances Techreviewer.

Critic Score

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75

based on 2 expert reviews

ConsumerreportsAppliances Techreviewer

Score pending

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Score pending — we need at least 3 critic reviews to calculate a score and extract pros & cons.

2 Expert Reviews

75
Major publication

The Commercial Chef CHM990B is a midsized countertop microwave with auto-defrost and touchpad controls.

75
Independent publication08/2025

The Commercial Chef CHM990B is a basic countertop microwave with 900 watts of power and 0.9 cubic feet capacity, offering essential functions like defrost and child safety lock but lacking advanced fe...

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