Typical applications include mounting inside small conveyors and electronic component handling equipment.
| Mfr. Part No. | Description |
| VS4EV | 69422, Emitter, 1m, 2 m Cable |
| VS4AN5R | 69423, Receiver, 1m, Light Operate, 2 m Cable, NPN |
| VS4RN5RQ | 69429, Receiver, 1m, Dark Operate, Pigtail QD, NPN |
| VS4AP5R | 69425, Receiver, 1m, Light Operate, 2 m Cable, PNP |
| VS4RP5R | 69426, Receiver, 1m, Dark Operate, 2 m Cable, PNP |