Allen-Bradley 871C-N4R12 Inductive Proximity Switch

The Allen-Bradley 871C-N4R12 inductive proximity switch is a DC-operated sensor designed for non-contact detection of metallic targets in industrial automation and machine-control environments. It operates on a 10–30 VDC supply and draws 0.15 A, providing a compact, low-power sensing option that can be wired into PLCs and other DC-powered control circuits without demanding high current. The 871C-N4R12 variant differentiates this model within Allen-Bradley’s line of inductive proximity switches, offering solid-state sensing suitable for industrial control tasks that require non-contact detection. This description highlights the part number and electrical characteristics; for exact output configuration, mounting details, and environmental ratings, consult the official Allen-Bradley documentation corresponding to 871C-N4R12. Its compact form factor supports installation in tight spaces across automated production lines.