Designed for 19” cabinets these 4U chassis are 176 mm high (or 4U). 4U is most common height used in 19" cabinets

K445FB
1,765.25 1,765.25 1765.25 ZAR
CHASSIS 4U NO PSU SEAF
IPC-611BP-00X
4,283.75 4,283.75 4283.75 ZAR
4U Chassis w/o BP w/o PS