| Subject | English | Spanish |
| mech.eng., construct. | firemans service indicator | indicador para uso de bomberos |
| commun., IT | indicator for quality of service | indicador de calidad del servicio |
| commun., transp. | mobile train-service indicator | indicador móvil |
| commun. | no service indicator | indicador de no disponibilidad de servicio |
| mech.eng., construct. | out of service indicator | indicador de fuera de servicio |
| comp., MS | quality-of-service indicator | indicador de calidad de servicio (A statistic that indicates the degree to which a computer, server farm, or server cluster meets usage demands for that configuration) |
| el. | service indicator | indicaciones de servicio |
| fin., IT | service indicator | indicador de servicio |
| el. | service indicator byte | octeto indicador de servicio |
| el. | service indicator byte | multibit indicador de servicio |