MRCOOL® Compact Refrigeration System – 12K BTU, MMFDW12D

The MRCOOL® Compact Refrigeration System redefines what all-in-one cold storage can do. By uniting the evaporator, condenser, compressor, and controls into a single, purpose-built cabinet, it delivers a seamlessly integrated solution built for serious performance in serious environments. Powered by advanced DC inverter technology with variable frequency control, this system adapts fluidly to demand, whether that means rapid pull-down for a new load or whisper-quiet efficiency during light cycles. The result is a refrigeration solution engineered to fit where others won’t, run cleaner than most, and perform harder than you’d expect, backed by intelligent controls, durable construction, and remote connectivity that keeps you informed from anywhere. From food service and agriculture to hospitality and manufacturing, the MRCOOL® Compact Refrigeration System is purpose-built for the demands of modern operations.

• Perfect for Commercial Walk-In Refrigeration for restaurants, bars, grocery stores, pharmaceutical, butcher shops and meat markets, breweries and much more!
• DC Direct Power Input: Operating at 370VDC, this system leverages direct DC power for more efficient energy conversion, reduced electrical losses, and smoother inverter-driven performance across all load conditions.
• AWEF Rating (Medium Temp): With an Annual Walk-in Energy Factor of 8.1, this unit meets a high bar for energy efficiency, helping reduce operating costs over time while supporting responsible energy use in commercial and industrial settings.
• Outdoor Ambient Operation Range: Rated for ambient conditions from 5°F to 113°F, this system maintains reliable performance across harsh seasonal extremes, making it a dependable choice for year-round outdoor or semi-conditioned installations.
• Indoor Operation Range: Designed to maintain stable temperatures between 0°F and 50°F, this unit handles everything from freezer-level cold storage to standard refrigerated environments within a single, flexible platform.
• Defrost Method: Hot gas defrost delivers fast, efficient frost removal without auxiliary heat elements, minimizing temperature fluctuation inside the space and reducing overall energy consumption during defrost cycles.
• Controls: The integrated control suite includes forced cooling, manual defrost, and screen lock functionality, giving operators precise, hands-on command over system behavior while protecting settings in high-traffic or shared environments.