Allen Bradley 871P-B40C40-R3 Versa Cube Proximity Sensor 40mm range

Description:

The Allen-Bradley 871P-B40C40-R3 VersaCube Proximity Sensor is a rectangular inductive sensor used in industrial metal detection and positioning systems. Commonly installed in conveyor systems, material handling equipment, and automated production lines. Maintenance teams and system integrators use this part for replacement, retrofit, and ensuring reliable long-range detection in automation systems.

Applications:

The Allen-Bradley 871P-B40C40-R3 VersaCube Proximity Sensor is used in industrial environments for non-contact detection of metallic objects. It is widely applied in automated manufacturing lines, conveyor operations, and heavy-duty material handling systems where extended sensing distance and stable detection are required for efficient and reliable operation. Its VersaCube design makes it suitable for applications requiring flexible mounting and robust performance in industrial conditions.

Technical Specifications:

• Manufacturer: Allen-Bradley (Rockwell Automation)
• Part Number: 871P-B40C40-R3
• Product Type: Rectangular Inductive Proximity Sensor (VersaCube)
• Series: 871P VersaCube™
• Sensing Distance: 40 mm
• Sensor Type: Inductive (metal detection)
• Output Type: Normally Closed (2-wire AC/DC)
• Operating Voltage: 20–250 V AC/DC
• Connection Type: Micro quick-disconnect (AC/DC, 3-pin)
• Housing Size: 40 × 40 mm rectangular
• Shielding: Unshielded
• Protection Rating: IP67, industrial grade
• Standards: UL, CE, CUL, KC, C-TICK

Common Replacements:

• Allen-Bradley 871P-B40N40-R3 Proximity Sensor
• Allen-Bradley 871P-DW15NP40-D4 Proximity Sensor
• Pepperl+Fuchs NBN40-U1-A2 Inductive Sensor