| In force components | 
| Number 
 | Title | Status | 
| K.147 (07/25) 
 | Protection of digital ports connected to balanced pairs of conductors | In force 
 | 
| 
 | 
| Superseded and Withdrawn components | 
| Number 
 | Title | Status | 
| K.147 (06/20) 
 | Ethernet port resistibility testing for overvoltages and overcurrents The file for ITU-T K.147 (2020) initially published in September 2020 was replaced in April 2021 to suppress IPR protected material.
 | Superseded 
 | 
| K.147 (2020) Corrigendum 1 (01/21) 
 |  | Superseded 
 | 
| K.147 (01/22) 
 | Protection of networked information technology equipment | Superseded 
 | 
| K.147 (07/23) 
 | Protection of digital ports connected to balanced pairs of conductors | Superseded 
 |