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  3. ALLEN BRADLEY 86001871Q

ALLEN BRADLEY 86001871Q Module Unmp

86001871q Allen Bradley Module Unmp

( Brand: Allen Bradley ), ( Manufacturer Part Number: 86001871Q ), ( Part Type: Module )

Review ALLEN BRADLEY Module Unmp

The **Allen-Bradley 86001871Q** is a high-performance, modular **Unified Network Module (UNMP)** designed to seamlessly integrate industrial automation systems with Ethernet-based communication networks. Part of Rockwell Automation s **CompactLogix 8600 series**, this module serves as a critical bridge between programmable logic controllers (PLCs) and enterprise-level or field-level networks, enabling robust, scalable, and deterministic data exchange. Engineered for reliability in demanding industrial environments, the 86001871Q supports **EtherNet/IP** communication, a widely adopted protocol within the **Common Industrial Protocol (CIP)** framework, ensuring compatibility with a vast array of devices, including drives, HMIs, SCADA systems, and other automation controllers. Its **10/100 Mbps** Ethernet capability delivers high-speed, low-latency connectivity, making it ideal for applications requiring real-time data acquisition, motion control, or distributed control system (DCS) integration.

This module is housed in a **compact, ruggedized enclosure** designed to withstand the harsh conditions of industrial settings, including exposure to temperature fluctuations, vibration, and electromagnetic interference. The 86001871Q features a **single RJ-45 port** for Ethernet connectivity, supporting full-duplex communication to maximize bandwidth efficiency. Its **plug-and-play configuration** simplifies installation and reduces downtime, as it automatically configures itself upon connection to a CompactLogix controller, eliminating the need for manual IP address assignments in many cases. The module also incorporates **Power over Ethernet (PoE) support**, allowing for simplified wiring by combining data and power transmission over a single Ethernet cable, which can reduce cabling complexity in distributed systems.

Beyond its technical specifications, the 86001871Q is built with **scalability and flexibility** in mind. It supports **VLAN tagging**, enabling network segmentation for enhanced security and traffic prioritization, which is particularly useful in large-scale automation networks where multiple devices and systems must coexist without interference. Additionally, the module s compatibility with **Rockwell Automation s Studio 5000 software** allows engineers to configure, monitor, and troubleshoot network performance directly from the development environment, streamlining system integration and maintenance. Whether deployed in manufacturing plants, process control facilities, or energy management systems, the 86001871Q module ensures seamless communication between automation devices, contributing to improved operational efficiency, reduced latency, and enhanced system reliability. Its robust design and adherence to industrial standards make it a trusted component for modern automation architectures seeking both performance and longevity.

### **Pros and Cons of buying a Allen-Bradley 86001871Q (UNMP) Module**

#### **Pros:**

1. **Compatibility and Reliability** The 86001871Q is a well-established **UNMP (Universal Network Module Protocol)** module designed for **Allen-Bradley ControlLogix and CompactLogix PLCs**. It is widely used in industrial automation, ensuring compatibility with existing systems and a strong track record of reliability.

2. **Network Flexibility** Supports multiple communication protocols, including **EtherNet/IP, CIP, and Modbus**, making it versatile for different industrial networking needs. This reduces the need for additional converters or adapters in many applications.

3. **High Performance** Designed for **high-speed data transfer**, the module is suitable for applications requiring real-time communication between PLCs, HMIs, and other devices.

4. **Easy Integration** Works seamlessly with **Rockwell Automation s Studio 5000 software**, allowing for straightforward programming, configuration, and troubleshooting.

5. **Long-Term Availability** As a legacy but still widely supported component, spare parts and technical support are more accessible compared to newer, less common modules.

6. **Cost-Effective for Replacement** If the original module in a system fails, purchasing a compatible replacement (like the 86001871Q) can be cheaper than upgrading the entire system.

7. **Backward Compatibility** Works with older ControlLogix and CompactLogix systems, reducing the need for costly retrofits.

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#### **Cons:**

1. **Obsolete Status** While still functional, the **86001871Q is no longer in active production**, meaning future stock may become limited. This could lead to higher prices or longer lead times.

2. **Limited Newer Protocol Support** Unlike newer modules, it may not support the latest **EtherNet/IP enhancements, security protocols, or advanced diagnostic features** found in modern industrial networking.

3. **Potential Compatibility Issues with Newer Systems** If integrating with **updated PLC firmware or newer Rockwell software versions**, some features or functionalities might not be fully optimized.

4. **Higher Risk of Counterfeit Parts** Due to its age, there is a greater chance of encountering **fake or low-quality replicas** if purchasing from untrusted suppliers. Always verify authenticity from authorized distributors.

5. **No Warranty from Manufacturer** Since it is discontinued, **Rockwell Automation no longer provides warranty support**, meaning any failures after purchase are the buyer s responsibility.

6. **Limited Technical Documentation** Some newer troubleshooting guides and best practices may not be available, requiring reliance on older manuals or community forums.

7. **Potential Upgrade Costs** If the system requires **future scalability or additional features**, replacing this module with a newer one (e.g., **1769-L32ERM**) may eventually be necessary, incurring extra costs.

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### **Conclusion**

The **Allen-Bradley 86001871Q (UNMP) module** remains a **practical choice for maintaining legacy industrial automation systems** where compatibility and reliability are critical. Its **proven performance, network flexibility, and ease of integration** make it a solid option for short-to-medium-term use. However, its **discontinued status, limited long-term availability, and lack of manufacturer support** mean it is not ideal for **new installations or future-proofing** a system.

For **new projects or long-term deployments**, investing in a **newer, supported module** (such as the **1769-L32ERM or 1769-L33ERM**) would be more advisable due to **better security, extended support, and future compatibility**. However, if **budget constraints or system compatibility** necessitate using this module, **purchasing from a reputable supplier, verifying authenticity, and planning for potential future upgrades** are essential steps.

### **Recommendation**

- **If replacing a failing module in an existing system** **Proceed with the 86001871Q** if budget allows and source it from a **trusted distributor** to avoid counterfeits.

- **If starting a new project or upgrading an older system** **Avoid this module** and opt for a **supported, newer Allen-Bradley network module** (e.g., **1769-L3xERM series**) to ensure long-term reliability and compatibility.

- **If unsure about authenticity or availability** **Check with Rockwell Automation s authorized distributors** or consider **third-party certified refurbished units** for cost savings.

Ultimately, the decision depends on **budget, system requirements, and long-term maintenance plans**. For critical applications, **risk mitigation (e.g., having a backup module) is strongly advised**.

Details:

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part #: 86001871q prices

  • $218.00-$558.00

specifications sensoindustria:

  • brand: Allen Bradley
  • mpn: 86001871q
  • part type: Module

seller sensoindustria:

  • city: Knoxville, Tennessee
  • rating: 99.8%
  • # reviews: 23178

offer sensoindustria:

  • started: April 17, 2026
  • options: Ship-to-home
  • quantity: 1
  • availability: In Stock
  • sold: 0

general sensoindustria:

  • condition: Used
  • PLCs HMIs > PLC Peripheral Modules > PLC Input Output Modules

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returns sensoindustria:

  • method: Money back
  • policy: Returns Accepted
  • paid by: Buyer
  • time: 30 Days

shipping sensoindustria:

  • service: USPS First Class
  • carrier: USPS
  • cost: $0.00
  • type: Fixed
  • transit: 5-11 Days
  • class: Standard
part type: module,
category: business & industrial > plcs hmis > plc peripheral modules > plc input output modules, sku: 22192214881048751,
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