Our take
NN-SN933W is a large household microwave for buyers who need a roomy cavity, a 16.5-inch tray and sensor-assisted cooking. The main tradeoff is installation flexibility: Panasonic explicitly lists no trim kit, so plan for a countertop position rather than a built-in opening.
For a household counter with room for a large 2.2-cu.-ft. microwave and 16.5-inch turntable. It is not a documented built-in or foodservice model..
Choose another model if your counter cannot fit a 2.2-cu.-ft. body, if you require a manufacturer-supported built-in kit, or if you need commercial-duty equipment. Panasonic classifies this family for household use only.
Pros & cons
What could work for you, and what to consider before buying.
What works in its favor
- The 2.2-cu.-ft. capacity and 16.5-inch turntable provide a concrete size reference for larger plates and bowls.
- Panasonic documents sensor cook and reheat plus inverter turbo defrost, not just generic preset buttons.
- The exact family manual distinguishes 1,250-W cooking output from 1,500-W consumption and confirms 120 V/60 Hz.
What to weigh up
- Panasonic's U.S. trim-kit finder says no trim kit is available for NN-SN933W.
- Its larger cavity and tray require more counter space than the 1.3-cu.-ft. NN-SU696S.
- The manual limits the model family to household use, and the historic Amazon ASIN does not verify a current offer.
The key details
| Model covered | NN-SN933W |
|---|---|
| Capacity | Capacity: 2.2 cu. ft.; Best Buy lists a 16.5-inch turntable for the exact model. |
| Microwave output | Microwave cooking output: 1,250 W; Panasonic separately lists 1,500 W electrical consumption. |
| Cooking approach | Sensor Cook, Sensor Reheat, Inverter Turbo Defrost, Quick Min and Keep Warm are documented. |
| Installation options | Countertop household model; Panasonic's trim-kit finder says no kit is available for NN-SN933W. |
| Finish and turntable | White finish; Panasonic lists 120 V/60 Hz and classifies the family for household use only. |
Performance figures are manufacturer claims. Source checked October 11, 2026. Regional models and included accessories can differ.
What the features mean for you
Measure for the full-size cavity and turntable
The exact-model retailer page lists 2.2 cu. ft. and a 16.5-inch turntable, while Panasonic's manual gives exterior dimensions of about 23 27/32 inches wide, 14 inches high and 19 13/32 inches deep for the larger family models. Those numbers help compare dishes and countertop space, but the actual cavity opening and ventilation clearances still matter. The white finish is identified on the exact retail record. A smaller model such as NN-SU696S has a 1.3-cu.-ft. cavity and 12.4-inch tray, so it is easier to place but offers less listed room.
Use the named sensor functions with their instructions
Panasonic's family instructions name Sensor Cook and Sensor Reheat and show Inverter Turbo Defrost as separate functions. The manual explains that these routines use specific foods and handling steps; the sensor controls are not a guarantee that every portion needs no attention. Quick Min and Keep Warm provide additional manual control choices. This is useful for a household that regularly reheats varied dishes and wants those functions documented. Buyers who mostly enter one timed cycle may be better served by a simpler 1.1- or 1.2-cu.-ft. model.
Separate microwave output from power consumption
The operating instructions specify 1,250 W of cooking power and 1,500 W of consumption, together with a 120-V, 60-Hz supply. The output figure belongs in a microwave-output comparison; the larger value describes electrical input. Before setting the unit on a counter, check the exact nameplate and the manual's circuit and grounding instructions. A matching nominal voltage does not confirm that the circuit is suitable. These checks are particularly important for a full-size unit with sensor and inverter features because a new location may have different electrical constraints from an older appliance.
Do not plan a cabinet cutout around this model
Panasonic's U.S. trim-kit finder lists NN-SN933B and NN-SN933W together and explicitly says that trim kits are not available for them. That is a clear installation boundary even though the microwave has a large, finished exterior. Use a counter position that meets the manual's ventilation and front-edge instructions, and do not assume that a kit for a similar Panasonic model will fit. Shoppers who need a documented trim route can compare Frigidaire FGMO205KF, which has optional 27- and 30-inch kits, while checking its separate opening and circuit requirements.
Keep the household restriction and offer status in view
The cover identifies the operating instructions as household use only, and the placement section says the oven is not approved or tested for commercial use. That makes NN-SN933W a household choice even though its 1,250-W output is substantial. The historical Amazon ASIN did not resolve, and a previously visited retailer page saying no longer available new is not proof of current inventory elsewhere. Use the tagged exact-model search only to inspect present listings, then confirm the full NN-SN933W suffix and actual unit label before ordering.
What else to compare
Before you buy
Does NN-SN933W have a trim kit?
Panasonic's U.S. trim-kit finder says kits are not available for NN-SN933W.
What is its cooking output?
Panasonic's family manual lists 1,250 W cooking power and separately lists 1,500 W consumption.
Can it be used in a restaurant?
Panasonic says the oven family is for household use and is not approved or tested for commercial use.
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.
- Panasonic NN-SN933W family operating instructions ↗ — checked October 11, 2026.
- Panasonic NN-SN933W family operating instructions. Rechecked 2026-10-11: exact model group, household-use limit, 120-V/60-Hz supply, 1,250-W cooking power, 1,500-W consumption and control functions. ↗ — checked October 11, 2026.
- Best Buy exact-model listing. Rechecked 2026-10-11: model NN-SN933W, white finish, 2.2-cu.-ft. capacity, countertop configuration, sensor cooking and 16.5-inch turntable. ↗ — checked October 11, 2026.
- Panasonic U.S. trim-kit finder. Rechecked 2026-10-11: says trim kits are not available for models NN-SN933B and NN-SN933W. ↗ — checked October 11, 2026.
The decision
NN-SN933W is a large household microwave for buyers who need a roomy cavity, a 16.5-inch tray and sensor-assisted cooking. The main tradeoff is installation flexibility: Panasonic explicitly lists no trim kit, so plan for a countertop position rather than a built-in opening.
Is it the right fit?
Check the exact model and today’s offers on Amazon.