Servel RGE 400 Crystal Cold Dometic Models Operation Power Source Recessed Dimensions Cu. Ft.   2-Way 110/LP 3-Way 110/LP/12V Auto/Manual Auto LP Electronic Auto/Elec LP Manual Electronic LP Piezo LP H x W x D   Americana RM2351 X         X 30 x 20.5 x 22 3 RM2354   X       X 30 x 20.5 x 22 3 RM2451 X         X 37 x 24 x 24 4 RM2454   X       X 37 x 24 x 24 4 RM2551 X     X     43 x 23 x 24 5 RM2554   X X       43 x 23 x 24 5 RM2652 X     X     54 x 24 x 24 6 RM2852 X     X     60 x 24 x 24 8 Americana Plus RM2662 X   X       54 x 24 x 24 6 RM2862 X   X       60 x 24 x 24 8 Classic RM2620 X   X       50 x 22 x 24 6 RM2820 X   X       56 x 24 x 24 8 Compact RM2410.2 X         X 32.5 x 22 x 24 4 RM2510.2 X       X   40 x 22 x 24 5 RM2193   X       X 21 x 18 x 22 2 RM4223   X       X 21 x 19 x 24 2 Dometic RC4000 Portable Refrigerator RC4000   X       X 16.25 x 24 x 21 1.8 Dometic 120V Portable Ice Maker HZB-15S HZB-15S             17 x 15 x 17 - PLEASE READ These refrigerators are for RV's. These are not designed for off-grid use. These units require electricity to operate the controls (With the exception of models RM4223, RM2193, RM2410.2). They are also designed to be built in to cabintery. They have no finished sides or a front door panel. For off-grid refrigerators you would want to purcase a freestanding Servel, Consul, or Crystal Cold gas refrigerator.