Allen-Bradley 872C-A5C18-A2 Inductive Proximity Switch

Description:

The Allen-Bradley 872C-A5C18-A2 Proximity Switch is used in industrial machine sensing and automation control systems. Commonly installed in conveyor systems, packaging machinery, assembly equipment, material handling systems, machine tools, and automated production lines requiring reliable non-contact metal object detection. Maintenance teams, OEMs, and system integrators use this proximity switch for equipment repair, automation retrofits, machine upgrades, and replacement of worn or failed sensing devices.

Applications:

The Allen-Bradley 872C-A5C18-A2 Proximity Switch is designed to detect ferrous and non-ferrous metal objects without physical contact. It is widely used in conveyor positioning systems, robotic work cells, packaging machines, metal fabrication equipment, automotive manufacturing, and industrial automation systems where dependable object detection and accurate switching are essential.

Technical Specifications:

• Manufacturer: Allen-Bradley (Rockwell Automation)
• Part Number: 872C-A5C18-A2
• Product Type: Inductive Proximity Switch
• Series: Bulletin 872C WorldProx™
• Sensor Type: General Purpose Inductive Proximity Sensor
• Operating Principle: Inductive (Non-contact Metal Detection)
• Barrel Diameter: 18 mm
• Housing Material: Threaded Nickel-Plated Brass with Plastic Face
• Sensing Distance: 5 mm (Shielded)
• Output Configuration: Normally Closed (N.C.)
• Operating Voltage: 20–250 VAC
• Wiring Configuration: 2-Wire AC
• Connection Type: 2 m PVC Cable
• Switching Frequency: 15 Hz
• Load Current: <300 mA
• Protection Rating: IP67, NEMA 1, 2, 3, 4, 6P, 12, and 13
• Status Indicator: Red LED Output Indicator
• Application: Industrial automation and machine control

Common Replacements:

• Allen-Bradley 872C-A5N18-A2
• Allen-Bradley 872C-A5C18-R3
• Allen-Bradley 872C-A5P18-A2