Round
| Model | Inside Dimensions
(inches): WxLxH | Outside Dimensions
(inches): WxLxH | Sections | Cubic Feet | Ship Weight (lbs) | Phase | Amps
240V|208V | Breaker
Rqd** | CU Wire
GA
(AWG) | KW |
 | 119D | 11 x 9 | 18 x 14 | 1 | 0.57 | 130 | 1 | 18 (120V) | 20A | 12 | 2.2 |
 | 1813D | 17.5 x 13.5 | 24.5 x 18.5 | 1 | 1.98 | 200 | 1 | 19 | 21 | 30A | 10 | 4.5 |
 | 1818D | 17.5 x 18 | 24.5 x 27.5 | 1 | 2.64 | 220 | 1 | 24 | 28 | 30A, 40A | 8 | 5.4 |
 | 1822D | 17.5 x 22.5 | 24.5 x 27.5 | 1 | 3.3 | 240 | 1 | 28 | 32 | 40A | 8 | 6.7 |
 | 2318D | 23.5 x 18 | 30.5 x 23 | 2 | 4.7 | 270 | 1 | 35 | 40 | 50A | 6 | 8.4 |
 | 2322D | 23.5 x 22.5 | 30.5 x 27.5 | 3 | 5.83 | 310 | 1 | 48 | 55.4 | 60A, 70A | 6 | 11.5 |
3 | 27.6 | 31.9 | 40A | 8 |
 | 2327D | 23.5 x 27 | 30.5 x 33 | 3 | 7 | 335 | 1 | 48 | 55.4 | 60A, 70A | 6 | 11.5 |
3 | 27.6 | 31.9 | 40A | 8 |
 | 2818D | 28 x 18 | 35 x 24 | 2 | 6.66 | 290 | 1 | 47.1 | 54.3 | 60A, 70A | 6 | 11.5 |
 | 2822D | 28 x 22.5 | 35 x 28.5 | 3 | 8.33 | 370 | 1 | 63 | 72.5 | 80A, 90A | 4 | 15.1 |
3 | .3 | 41.9 | 50A | 6 |
 | 2827D | 28 x 27 | 35 x 33 | 3 | 10 | 400 | 1 | 63 | 72.5 | 80A, 90A | 4 | 15.1 |
3 | 36.3 | 41.9 | 50A | 6 |
Oval
| Model | Inside Dimensions
(inches): WxLxH | Outside Dimensions
(inches): WxLxH | Sections | Cubic Feet | Ship Weight (lbs) | Phase | Amps
240V|208V | Breaker
Rqd** | CU Wire
GA
(AWG) | KW |
 | 2336D | 36 x 26 x 27 | 43.5 x 33 x 33 | 3 | 12 | 475 | 1 | 69 | 79.5 | 80A, 90A | 4 | 16.5 |
3 | 39.7 | 45.8 | 60A | 6 |
 | 4222D | 41 x 31 x 22.5 | 48 x 38 x 30.5 | 3 | 13.7 | 625 | 1 | 75 | 79.9 | 80A, 90A | 4 | 18/16.5 |
3 | 43.3 | 46.1 | 60A | 6 |
 | 4227D | 41 x 31 x 27
| 48 x 38 x 35 | 3 | 16.5 | 665 | 1 | 75 | 79.9 | 90A | 4 | 18/16.5 |
3 | 43.3 | 46.1 | 60A | 6 |
Square
| Model | Inside Dimensions
(inches): WxLxH | Outside Dimensions
(inches): WxLxH | Sections | Cubic Feet | Ship Weight (lbs) | Phase | Amps
240V|208V | Breaker
Rqd** | CU Wire
GA
(AWG) | KW |
 | 2318D SQ | 23 x 23 x 18 | 32 x 32 x 23 | 2 | 5.6 | 310 | 1 | 40 | 46 | 50A, 60A | 6 | 9.6 |
 | 2322D SQ | 23 x 23 x 22.5 | 32 x 32 x 27.5 | 3 | 7 | 350 | 1 | 55 | 63 | 70A, 80A | 6, 4 | 13.2 |
3 | 31.9 | 36.3 | 40A, 50A | 8, 6 |
 | 2327D SQ | 23 x 23 x 27 | 32 x 32 x 33 | 3 | 8.4 | 375 | 1 | 55 | 63 | 70A, 80A | 6, 4 | 13.2 |
3 | 31.9 | 36.3 | 40A, 50A | 8, 6 |