Looking for a compact built-in microwave that fits a 22-inch cabinet opening and delivers powerful performance with a trim kit for a seamless, integrated look? This guide highlights five suitable options that blend compact size with modern sensor technology, durable trims, and easy installation. Each model offers a trim kit or compatible system to create a clean, built-in appearance without a bulky footprint.
| Product | Brand | Key Features | Trim Kit Availability |
|---|---|---|---|
| Frigidaire Gallery GMBS3068BF | Frigidaire | 2.2 cu. ft. capacity; sensor-based cooking; built-in trim kit sold separately | GMTK2768AF / GMTK3068AF (sold separately) |
| Frigidaire PMBS3080A | Frigidaire | 2.2 cu. ft. capacity; 1100W; Sensor Cook; fits standard built-ins | Trim kit not included in listing |
| RecPro RV Microwave With Trim Kit | RecPro | 1.0 cu. ft.; 900W; Express & Multi-Stage Cooking; metal trim kit included | Includes trim kit (Stainless/Black options) |
| NN-TK922SS 27-inch Trim Kit | Euluese | 27-inch stainless steel trim kit for Panasonic microwaves; wide compatibility | Yes (for compatible Panasonic models) |
| SAMSUNG MC12J8035CT Trim Kit | Samsung | 1.2 cu. ft. countertop convection microwave; seamless built-in look | Yes (MA-TK3080CT compatibility) |
Frigidaire Gallery GMBS3068BF 2.2 Cu. Ft. Built-in Microwave

Frigidaire’s GMBS3068BF offers a spacious 2.2 cubic feet of cooking space with sensor-assisted cooking for consistent results. While the trim kit is sold separately, the design is compatible with 27-inch or 30-inch trim kits (GMTK2768AF and GMTK3068AF). The microwave’s built-in sensors automatically adjust power levels and cook times, helping non-technical users achieve flavorful meals with minimal supervision. This model is a strong choice for larger households needing capacity in a compact 22-inch opening when paired with the correct trim kit.
Frigidaire PMBS3080A 24 Inch Wide Built-In Microwave

Frigidaire PMBS3080A delivers 2.2 cubic feet of capacity and 1100 watts, housed in a design that suits built-in installations. It features Sensor Cook technology to streamline meal preparation and a quick-start option for rapid heating. While trim kit specifics aren’t listed, compatible trim packages can be added for a clean, integrated look in standard 22-inch to 24-inch cutouts, making it a convenient option for compact kitchen layouts while maintaining strong performance.
RecPro RV Microwave With Trim Kit

Designed for RV use, the RecPro microwave provides a 1.0 cu. ft. capacity with 900W power and multiple express options, including a trim kit that creates a polished, built-in appearance. It features a Picture Frame Kit to ensure the trim blends with RV interiors, two color options (Stainless Steel or Black), and a straightforward control layout. This is a practical choice for compact spaces where a dedicated trim kit is part of the package, offering a low-profile alternative with reliable performance for mobile kitchens.
NN-TK922SS 27-Inch Trim Kit For Panasonic

The NN-TK922SS trim kit is a 27-inch stainless steel option designed to complement Panasonic microwave ovens with around 2.2 cubic feet capacity in corresponding models. It provides a robust, rust-resistant frame and precise dimensions to achieve a seamless built-in look. Installers should confirm cabinet opening width, height, and depth to ensure compatibility with the microwave model in use. This trim kit is a strong fit for users seeking a specific Panasonic 27-inch kit to achieve a sleek, integrated appearance.
SAMSUNG 30″ Microwave Trim Kit For Built-In Look

Samsung’s 30-inch trim kit is designed to create a seamless built-in appearance around a countertop convection microwave. While the kit targets specific Samsung models, it provides a premium, integrated look that complements 22-inch to 30-inch installations. The trim kit is intended to align with Samsung’s 1.2 cu. ft. class of microwaves, helping to achieve a refined, showroom-ready kitchen aesthetic without visible gaps or mismatches.
Buying Guide: Key Considerations For A 22-Inch Built-In Microwave With Trim Kit
- Cabinet opening compatibility: Confirm the exact width, height, and depth of your opening. Some trim kits are designed for 27- or 30-inch cutouts, while others support narrower 22-inch configurations when paired with suitable devices.
- Trim kit inclusion: Some microwaves require separate trim kits, while others include the trim kit in the package. If a kit is sold separately, verify compatibility with your microwave model.
- Power and capacity: For compact spaces, a 1.0–2.2 cu. ft. capacity with at least 900–1100W output provides robust performance for most reheating and cooking tasks.
- Sensor technology: Sensor cook and sensor reheat help optimize cooking power and time, reducing guesswork and potential overcooking.
- Finish and installation: Choose a trim kit finish (stainless steel or black) that matches existing appliances. Ensure professional installation guidance is followed if required by your cabinet design.
- Durability and warranty: Look for stainless steel trims for corrosion resistance and a warranty that covers trim components and mechanical features.
- RV vs residential use: RV microwaves with trim kits are designed for small spaces and mobility, whereas residential kits emphasize long-term, stationary installation.
- Model compatibility: Verify that the microwave and trim kit are compatible in terms of dimensions and mounting method before purchasing.