Horizontal PDUs are typically obtainable in 1U or 2U heights and are created for mounting from the conventional EIA-310 19-inch huge gear racks. Mainly because of the scaled-down measurement, horizontal PDUs commonly have much less shops but is often mounted higher than, under, or in-amongst the factors of your rack. https://backboneefficientpowermanagement.blogspot.com/2024/02/ac-power-distribution-units.html