Balluff BNS-819-D03-R12-100-10-FE-SP66 054BUS Proximity Limit Switch

Balluff BNS-819-D03-R12-100-10-FE-SP66 is a mechanical, multi-position limit switch from Balluff’s BNS 819 family that uses three roller-actuated switching positions with 12 mm spacing between them. The FE variant includes a function indicator and is designed to operate from a supply range of 90–250 V AC/DC, enabling status feedback directly from the sensor. The device features an aluminum, anodized housing, is rated IP67, and measures roughly 120 × 80 × 83 mm with a connector wiring interface, making it suitable for rugged industrial environments. Electrical ratings for related BNS 819 configurations vary by variant, with documented examples listing 4 A at 250 VAC in some configurations and 6 A in others.