Our take
Commercial Chef identifies CHCM11100W as the white version of its 1.1-cu.-ft. countertop microwave family. Its linked manual's variant table gives the white and black models 1,100-W microwave output, 1,800-W input, a 120-V/60-Hz supply and an 11.7 × 21.4 × 16.2-in. HWD footprint. The manual documents ten power levels, six auto menus, time/weight defrost and the household-use restriction. Its clearance plan needs eight inches above and four inches behind. Sensor cooking, trim-kit compatibility and turntable diameter remain unknown; the exact historical Amazon page failed to load, so use the tagged model search.
A white household countertop microwave for a location that can provide the manual's 21.4-in. width, 16.2-in. depth, eight-inch overhead space, four-inch rear clearance and two inches on both sides. Confirm access to a grounded 120-V/60-Hz receptacle; the manual recommends a separate 20-A circuit. The exact manual excludes commercial use..
Not intended for commercial service: the manual says household use only and its warranty excludes commercial or rental settings. Avoid it if your counter cannot provide eight inches overhead, four inches behind and two inches on both sides. The reviewed materials do not confirm sensor cooking, a trim kit or tray diameter.
Pros & cons
What could work for you, and what to consider before buying.
What works in its favor
- The maker identifies the white CHCM11100W as a 1.1-cu.-ft. countertop model and distinguishes it from black and stainless-trim siblings.
- The manual variant table gives 1,100 W output separately from 1,800 W input and assigns the lower 1,000-W figure to stainless model CHCM11100SSB.
- Ten power levels, six auto-menu categories, time and weight defrost, express cook and child lock are documented.
- The manual publishes exact ventilation spacing and recommends a separate grounded 20-A circuit.
What to weigh up
- Eight inches above, four inches behind and two inches at each side are required for airflow.
- A Commercial Chef support overview card conflicts with the variant-specific manual on output, dimensions and weight; the manual's model-specific table is used here.
- Turntable diameter, sensor cooking and trim-kit compatibility remain unconfirmed.
- The manual limits this product to household use, and historical Amazon ASIN B0BGSKSYBN did not load for exact-offer verification.
The key details
| Model covered | CHCM11100W |
|---|---|
| Capacity | Capacity is 1.1 cu. ft.; the variant-specific manual lists 11.7 H × 21.4 W × 16.2 D in. and about 28.4 lb. |
| Microwave output | The manual lists 1,100 W output separately from 1,800 W input at 120 V/60 Hz; the support overview conflicts, so the variant table is used |
| Cooking approach | The manual documents ten power levels, six auto-menu items, time/weight defrost, express cook and child lock; sensor cooking is not established |
| Installation options | Countertop airflow needs eight inches above, four behind and two on both sides; the manual recommends a separate 20-A circuit and says household use only |
| Finish and turntable | The model is white and has a glass turntable; its numeric diameter is not stated, and the W suffix is distinct from black B and stainless-trim SSB |
Performance figures are manufacturer claims. Source checked October 5, 2026. Regional models and included accessories can differ.
What the features mean for you
Match the white model suffix exactly
The frozen title says white and the model field is CHCM11100W. Commercial Chef's article identifies the W suffix as white, B as black and SSB as stainless trim. The shared manual's rating table lists the white and black variants together at 1,100 W output but separately assigns 1,000 W to SSB. Keep this entry on the white W model; do not apply the stainless variant's output or merge it with a differently coded CHM-family microwave.
Read cooking output separately from input
The exact-family manual's table gives 1,100 W microwave output for CHCM11100W and 1,800 W power consumption at 120 V/60 Hz. The larger input value is not the cooking-output rating. The same manual lists 20-A electrical requirements and recommends a separate circuit serving only the oven. Use output for a cooking-power comparison and follow the manual when checking the installation circuit; these figures alone do not promise a cooking time or electric-bill cost.
Use the manual's model-specific size figures
For CHCM11100W, the linked manual lists a 1.1-cu.-ft. cavity, 11.7 inches high, 21.4 inches wide and 16.2 inches deep, with an approximate 28.4-lb. net weight. The support article's overview card gives different outside measurements and weight, so the review follows the variant-specific table that also distinguishes the W/B and SSB power ratings. A numeric turntable diameter is not provided in the reviewed manual, so check the actual dish and tray measurements if that fit is essential.
Allow the full countertop airflow space
The manual requires a flat, stable surface, eight inches above the oven, four inches at the rear and two inches on both sides. It also says not to block openings or remove the feet. Those clearances can be the deciding fit issue under low cabinets or against a backsplash. The support site categorizes this family as countertop microwave equipment; no compatible trim kit is documented, so trimKitCompatible remains unknown.
Do not read the brand name as a duty rating
The name Commercial Chef might sound like foodservice equipment, but the exact manual says “HOUSEHOLD USE ONLY” and excludes products used in commercial or rental settings from its warranty. That is direct evidence to mark commercialDuty false. Choose a manufacturer-classified commercial unit when the intended use is a business kitchen; the brand wording does not override the model instructions.
Keep automatic menus separate from sensor cooking
The manual lists six one-touch auto-menu items and time/weight defrost. Those preset operations describe programmed controls, but the exact manual does not identify steam or humidity sensing. Keep sensorCooking null rather than treating an auto-menu label as proof of a sensor. A numeric turntable diameter and a built-in trim-kit option are also not stated.
Use an exact-model search because the old Amazon page failed
The frozen ASIN B0BGSKSYBN returned an internal error when opened on 2026-10-05. The entry therefore links to an Amazon search for CHCM11100W with buyershortlists-20, not to a claimed current exact offer. Check for the white W suffix in any result and distinguish it from black B and stainless-trim SSB. No current price, stock, sales or buyer-review summary is used.
What else to compare
If you need foodservice equipment, choose a model the manufacturer classifies for commercial use. If the eight-inch overhead or four-inch rear clearance cannot be met, compare a countertop microwave with manual instructions that fit the available location. For sensor cooking, cabinet trim or a known turntable diameter, require exact-model documentation for those features.
Before you buy
Which color variant is CHCM11100W?
Commercial Chef identifies CHCM11100W as white; CHCM11100B is black and CHCM11100SSB has stainless trim.
What are the white model's output and input ratings?
The manual lists 1,100 W microwave output separately from 1,800 W input at 120 V/60 Hz.
Why does the support article say 1,000 W?
Its overview card conflicts with the shared manual's variant table, which gives 1,100 W for W/B and 1,000 W only for SSB; the review follows the W-specific manual entry.
What clearance does the countertop setup need?
The manual requires eight inches above, four inches behind and two inches at each side on a stable, flat surface.
Does it support sensor cooking or a trim kit?
Neither is established by the reviewed exact-family manual, so both attributes remain unknown.
Is it suitable for restaurant or commercial use?
No. The manual says household use only and its warranty excludes commercial or rental settings.
Is the old Amazon ASIN verified as the current white model?
The page returned an internal error; use the tagged CHCM11100W search and confirm the white W variant in any current result.
Where can I check the current price?
Use the Amazon link for current offers. Check the exact model, seller, product condition, delivery, and return terms. This page does not display a live price or confirm stock.
Sources & review basis
We use the following manufacturer documentation for the product features above. Our suitability notes and buying advice are editorial judgments based on those features, not measured performance results.
- Commercial Chef exact-family countertop product page and linked CHCM11100W/B/SSB instruction manual ↗ — checked October 5, 2026.
- Commercial Chef product support article. Lines 23–29 identifies the family as 1.1-cu.-ft. countertop microwave models and identifies CHCM11100W as white, separately from black CHCM11100B and stainless-trim CHCM11100SSB. Its overview card at lines 31–42 gives controls but conflicts with the variant-specific manual on wattage, measurements and weight; those card values are not used for the white model's specification tags. ↗ — checked October 5, 2026.
- Commercial Chef instruction manual linked from its exact-family page. Cover/PDF page 0 names CHCM11100W/B/SSB; PDF page 9 lists 1,800-W input and gives a separate output of 1,100 W for CHCM11100W/B versus 1,000 W for SSB, plus the model-specific dimensions, capacity and weight. The same page gives countertop airflow clearances. PDF page 6 specifies 120 V/60 Hz and recommends a dedicated 20-A circuit; PDF page 5 says household use only; PDF page 11 lists six auto-menu items, time/weight defrost and child lock. ↗ — checked October 5, 2026.
- Commercial Chef's support site places the CHCM11100B/CHCM11100SSB/CHCM11100W family in its Countertop Microwaves subsection and lists over-the-range products separately. ↗ — checked October 5, 2026.
- Historical Amazon ASIN B0BGSKSYBN returned an internal error when individually opened 2026-10-05 and did not verify a current exact-model destination. Use the tagged CHCM11100W exact-model search. ↗Paid link · We may earn a commission. — checked October 5, 2026.
The decision
The CHCM11100W is the white 1.1-cu.-ft. countertop variant in Commercial Chef's CHCM11100 family. Its manual lists 1,100-W output, 1,800-W input, six auto menus and a 21.4 × 16.2 × 11.7-in. exterior. Allow eight inches above, four behind and two on each side; a separate 20-A circuit is recommended. The manual restricts it to household use. Historical ASIN B0BGSKSYBN failed to load, so use the tagged exact-model search.
Is it the right fit?
Check the exact model and today’s offers on Amazon.