 The WAG-9H was expected to haul 58 BOXN wagons, i.e., without multiple units on grades of 1 in 150 (0.67%).The locomotive can run even in 100% humidity, or in deserts, where there is high saturation of conductive particles.For shunting up to , it can haul on grades of 1 in 1000 (0.1%) or less.