Leuze ISS 208MM/4NC-2E0-S8.3 Proximity Sensor
The Leuze ISS 208MM/4NC-2E0-S8.3 Proximity Sensor (Part No: 50126968 ) offers a 8 mm diameter, M8 thread size, PNP NC (normally closed) output, M8 Connector, 3 -pin connection. Manufactured by Leuze under the Leuze Proximity Sensor category, this model belongs to the 203 & 204 Series.
| Brand | Leuze |
| Product Type | Proximity Sensor |
| Product | ISS 208MM/4NC-2E0-S8.3 |
Leuze ISS 208MM/4NC-2E0-S8.3 Proximity Sensor β Technical Specifications
| Specification | Value |
|---|---|
| Diameter | 8 mm |
| Thread size | M8 |
| Type of installation | Embedded |
| Supply voltage UB | 10 ... 30 V, DC |
| Typ. operating range limit Sn | 2mm |
| Switching outputs | PNP |
| Switching principle | NC (normally closed) |
| Switching frequency, max. | 5,000 Hz |
| Connection type | M8 Connector, 3 -pin |
| Degree of protection | IP 67 |
| Housing | Stainless steel |
| Active surface | Plastic |
The Leuze ISS 208MM/4NC-2E0-S8.3 proximity sensor is designed with an 8 mm diameter stainless steel housing and an M8 embedded mounting thread, making it ideal for flush installation in tight industrial spaces. It supports a PNP output with a normally closed (NC) switching function, offering compatibility with most PLC systems and industrial control circuits.
This sensor operates within a wide 10β30 V DC voltage range and delivers fast detection cycles with a maximum switching frequency of 5,000 Hz, making it suitable for rapid object positioning, presence confirmation, and part detection in automated machinery. The sensing range of 1.5 mm to 40 mm offers flexibility across a variety of applications, from fine-tuned part sensing to general metal presence detection.
Its durable build includes a plastic active sensing face for consistent signal accuracy and a strong outer housing made of stainless steel for corrosion resistance. Rated with an IP67 protection level, it withstands exposure to dust, water splashes, and general mechanical stress, making it suitable for use in automotive assembly lines, packaging systems, and material handling equipment. The Leuze ISS 208MM/4NC-2E0-S8.3 is a trusted solution for professionals seeking long-lasting performance and reliable proximity detection in dynamic industrial settings.
The Leuze proximity sensor ISS 208MM/4NC-2E0-S8.3 is widely used in embedded sensing applications across automation machinery, where space-saving and vibration resistance are critical. Its M8 design allows installation in robotic tool fixtures, motor enclosures, and conveyor brackets without protrusion or signal interference.
With its fast 5,000 Hz switching speed and PNP NC output, this sensor can reliably detect metal objects in high-speed automation cycles like bottle filling, punch press control, or indexing tables. The IP67-rated body allows operation in semi-wet zones and dust-prone environments without compromising performance or lifespan.
Maintenance engineers and automation professionals across India trust the Leuze ISS 208MM/4NC-2E0-S8.3 proximity sensor for its combination of speed, ruggedness, and consistent output. It's a powerful sensor for demanding applications where failure is not an option and downtime is costly.

