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Allen-Bradley 872C-D8NP18-D4 Inductive Proximity Sensor

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Allen Bradley 872C-D8NP18-D4

by Allen-Bradley

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OverviewThe Allen-Bradley 872C-D8NP18-D4 proximity sensor delivers exceptional precision for challenging industrial settings. This unshielded inductive proximity sensor features an 18mm barrel diameter and an 8mm sensing distance, making it suitable for a wide range of automation and control applications. Its 3-wire DC configuration with a normally open (N.O.) PNP output ensures easy integration with existing industrial control systems. Crafted from durable nickel-plated brass and equipped with a micro quick-disconnect (DC) connector, this sensor is built to endure harsh conditions while simplifying installation and upkeep. The 872C-D8NP18-D4 is an excellent option for operations demanding robust and accurate object detection.Key Features 18mm Barrel Diameter: Optimized for compact installations and smooth integration into various industrial machinery and equipment. 8mm Sensing Distance: Provides accurate and dependable proximity detection, vital for precise control and operational efficiency. Unshielded Design: Offers a cost-effective and practical solution for applications where electromagnetic interference shielding is not a main concern. N.O. PNP Output Configuration: Ensures compatibility and dependable signaling with a broad array of industrial control and automation platforms. Micro Quick-Disconnect (DC) Connector: Enables fast and secure electrical connections, substantially reducing commissioning and troubleshooting time. Nickel-Plated Brass Body: Delivers superior durability, resisting corrosion and mechanical wear in demanding industrial surroundings. Technical Specifications Sensor Type: Inductive Proximity Sensor Model Number: 872C-D8NP18-D4 Barrel Diameter: 18mm Sensing Distance: 8mm Output Configuration: N.O. (Normally Open), PNP (Source) Wiring Configuration: 3-Wire DC Body Material: Nickel-Plated Brass (Tubular) Connector Type: Micro Quick-Disconnect (DC) Shielding: Unshielded Environmental Rating: Engineered for standard industrial operating conditions. Applications Automated Production Lines: Crucial for accurate object detection and positioning on conveyor systems and assembly lines. Material Handling Systems: Facilitates precise monitoring of material flow, sorting, and positioning in logistics and warehousing. Industrial Machinery: Essential for detecting component presence, limit sensing, and enhancing overall machine automation. Robotics: Supports robotic arm movements and object interaction through reliable proximity sensing. Packaging Equipment: Ensures efficient operation by detecting packages or other items during the packaging process. Safety Interlocks: Can be used in conjunction with safety systems to detect the presence of machinery or personnel in hazardous areas. Why Choose This Model? Consistent Reliability: Experience unwavering and precise detection, crucial for maintaining operational uptime and product quality. Simple Integration: The compact nature of the 18mm barrel and versatile N.O. PNP output make integration into diverse systems straightforward. Fast Installation: The micro quick-disconnect connector streamlines setup, minimizing downtime and labor expenses. Engineered for Longevity: The robust nickel-plated brass construction guarantees long-term performance and resistance to harsh industrial elements. Economical Solution: Its unshielded design provides a high-performance solution at a competitive price for standard detection needs. Allen-Bradley Excellence: Benefit from the renowned quality and engineering associated with the Allen-Bradley brand. Order NowElevate your industrial automation capabilities with the Allen-Bradley 872C-D8NP18-D4 Proximity Sensor. For further questions or to place an order, contact Palm Parts Solution today!FAQWhat is the sensing distance of the 872C-D8NP18-D4 sensor?This sensor has an 8mm sensing distance, providing accurate and reliable proximity detection.What type of output does this sensor have?The 872C-D8NP18-D4 features a Normally Open (N.O.) PNP output configuration.Is this sensor suitable for harsh industrial environments?Yes, with its durable nickel-plated brass body and robust design, it is engineered to withstand challenging industrial conditions.

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PRODUCT DETAILS

Allen Bradley 872C-D8NP18-D4

Overview

This is a genuine Allen-Bradley component. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Allen-Bradley catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Allen-Bradley automation ecosystem

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Allen-Bradley equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Allen-Bradley catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Allen-Bradley platform with documented conversion notes

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Sensor Type: Inductive Proximity Sensor
  • Model Number: 872C-D8NP18-D4
  • Barrel Diameter: 18mm
  • Sensing Distance: 8mm
  • Output Configuration: N.O. (Normally Open), PNP (Source)
  • Wiring Configuration: 3-Wire DC
  • Body Material: Nickel-Plated Brass (Tubular)
  • Connector Type: Micro Quick-Disconnect (DC)
  • Shielding: Unshielded
  • Environmental Rating: Engineered for standard industrial operating conditions.

Applications

  • Automated Production Lines: Crucial for accurate object detection and positioning on conveyor systems and assembly lines.
  • Material Handling Systems: Facilitates precise monitoring of material flow, sorting, and positioning in logistics and warehousing.
  • Industrial Machinery: Essential for detecting component presence, limit sensing, and enhancing overall machine automation.
  • Robotics: Supports robotic arm movements and object interaction through reliable proximity sensing.
  • Packaging Equipment: Ensures efficient operation by detecting packages or other items during the packaging process.
  • Safety Interlocks: Can be used in conjunction with safety systems to detect the presence of machinery or personnel in hazardous areas.

Why Choose the 872C-D8NP18-D4?

  • Consistent Reliability: Experience unwavering and precise detection, crucial for maintaining operational uptime and product quality.
  • Simple Integration: The compact nature of the 18mm barrel and versatile N.O. PNP output make integration into diverse systems straightforward.
  • Fast Installation: The micro quick-disconnect connector streamlines setup, minimizing downtime and labor expenses.
  • Engineered for Longevity: The robust nickel-plated brass construction guarantees long-term performance and resistance to harsh industrial elements.
  • Economical Solution: Its unshielded design provides a high-performance solution at a competitive price for standard detection needs.
  • Allen-Bradley Excellence: Benefit from the renowned quality and engineering associated with the Allen-Bradley brand.

Availability & Shipping

  • In stock: 872C-D8NP18-D4 ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every 872C-D8NP18-D4 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Allen-Bradley

This sensor has an 8mm sensing distance, providing accurate and reliable proximity detection.

Machine down? We ship parts the same day.

New, surplus, and refurbished Allen-Bradley inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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