Norcold Nr751Bb Dc Refer 2.7 Cu Ft Exceptionally quiet, hermetically sealed compressor Provides excellent cooling performance at high ambient temperatures Designed specifically for marine purposes. Fits the same cutout as the old 0751 model. Base model is 12/24 DC - AC operation comes w/optional Power Cord Durable, easy to clean white powder coated shelves. Total volume: 20.08 Gal (76 L) Clean, modern finish