| Subject | Spanish | English |
| el. | sensor de proximidad | proximity-effect sensor |
| transp., mech.eng. | sensor de proximidad | proximity detector |
| comp., MS | sensor de proximidad | proximity sensor (A type of sensor that can determine without physical contact if an object/person is nearby, or can be used to measure the distance between the object/person and the sensor device) |
| comp., MS | sensor de transmisión de datos en proximidad | near field communication sensor (A type of sensor (such as a proximity sensor) that uses near field communication (NFC)) |