
871C-DH4NP12E2 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $69.95 | Condition is New – Open box, New Allen Bradley 871C-J2A12 Inductive Proximity Switch 10-30 VDC, NPN Free Ship, FREE SHIPPING | 100.0% |
![]() | $74.95 | Condition is New – Open box, New Allen Bradley 871C-DH4NP12-E2 Inductive Proximity Switch 10-30 VDC, N.O. PNP, FREE SHIPPING | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $120.00 | Condition is New, ALLEN BRADLEY 871C-DH4NP12-E2 SER A REV A PROXIMITY SWITCH, shipping cost = $18.37 | 100.0% |
![]() | $125.00 | Condition is New, ALLEN BRADLEY 871C-DH4NP12-E2 SER A REV A PROXIMITY SWITCH, shipping cost = $18.37 | 100.0% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $34.59 | Condition is Used, ALLEN BRADLEY 871C-DH4NP12E2 / 871CDH4NP12E2 (USED), shipping cost = $12.90 | 99.7% |

The Allen-Bradley 871C-DH4NP12E2 / 871CDH4NP12E2 PowerFlex 755 Variable Speed Drive is a versatile and powerful automation solution designed for various industrial applications. This drive is part of Rockwell Automation's PowerFlex 755 series, known for its advanced features, ease of use, and high-performance capabilities.
The 871C-DH4NP12E2 is a compact, wall-mounted drive with a rating of 1200 VAC, 60 Hz, and 10 HP. It is equipped with a Digital Signal Processor (DSP) that provides high-speed processing, precise control, and enhanced motion capabilities. The drive features a wide operating temperature range (-40 C to 65 C), making it suitable for use in various environmental conditions.
The Allen-Bradley 871C-DH4NP12E2 comes with a built-in 4-port EtherNet/IP communication interface that enables seamless integration with other Rockwell Automation and third-party devices. It also supports various communication protocols, such as Modbus TCP/IP and DH , allowing for flexibility in system design and configuration.
This variable speed drive offers advanced motion control capabilities, including position, velocity, and torque control. It can be used to control motors, pumps, fans, and other machinery requiring precise speed and position control. The drive features an integrated encoder interface that supports various types of encoders, enabling position feedback and improved system performance.
The Allen-Bradley 871C-DH4NP12E2 also includes a number of safety features, such as Safe Torque Off (STO) and Safe Limited Torque (SIL), which help ensure safe operation and reduce the risk of equipment damage or personal injury. The drive is also certified to UL 508A and CSA C22.2 No. 61850-1 standards, ensuring compliance with safety regulations.
The drive's user-friendly interface includes a backlit LCD display and keypad, making it easy to configure and monitor system parameters. It also supports remote monitoring and troubleshooting through Rockwell's FactoryTalk Machine Expert software.
In summary, the Allen-Bradley 871C-DH4NP12E2 / 871CDH4NP12E2 PowerFlex 755 Variable Speed Drive is a versatile and powerful automation solution designed for various industrial applications. It offers advanced features, ease of use, high-performance capabilities, and safety features, making it an ideal choice for controlling motors, pumps, fans, and other machinery requiring precise speed and position control.
The Allen Bradley 871C-DH4NP12E2 (and its equivalent model 871CDH4NP12E2) is a VersaMax Compact I/O Module designed for use with Rockwell Automation's ControlLogix and CompactLogix systems. This device offers various digital and analog input/output points, providing flexibility for various industrial automation applications. Here are some pros and cons to help you make an informed decision about purchasing this I/O module.
Pros:1. Versatility: The 871C-DH4NP12E2 supports a wide range of input and output points, including digital and analog inputs and outputs, temperature inputs, and pulse I/O. This makes it a suitable choice for various industrial automation applications.
2. Compact Design: With its compact design, this I/O module can be easily integrated into smaller control systems, saving valuable panel space.
3. Ease of use: The VersaMax Compact I/O Module is designed to be easily configured and integrated with Rockwell Automation's RSLogix 5000 and Studio 5000 software, making it a user-friendly choice for system integrators and operators.
4. Robust: The Allen Bradley 871C-DH4NP12E2 is known for its durability and reliability, ensuring continuous operation in industrial environments.
Cons:1. Cost: The Allen Bradley 871C-DH4NP12E2 is a more expensive option compared to some other I/O modules in the market, which could be a disadvantage for budget-conscious buyers.
2. Limited expandability: While the 871C-DH4NP12E2 offers a wide range of I/O points, it may not be suitable for applications requiring a large number of I/O points. In such cases, more expensive and larger I/O modules might be a better choice.
In conclusion, the Allen Bradley 871C-DH4NP12E2 (and 871CDH4NP12E2) is a versatile, compact, and robust I/O module suitable for various industrial automation applications. Its ease of use and reliability make it an attractive choice for system integrators and operators. However, its relatively higher cost and limited expandability could be potential drawbacks for some buyers.
Based on the above analysis, I would recommend considering the Allen Bradley 871C-DH4NP12E2 (or 871CDH4NP12E2) if you require a compact and reliable I/O module with a wide range of input/output points for your industrial automation application, even if its cost is slightly higher. If budget is a major concern or if you require a larger number of I/O points, you might want to explore alternative options.
Details:
Sells new and surplus product develops channels to purchase such. Call to use a shipping service other than the ones listed. Packaging and handling: items are safely eds packaged in custom shipping cartons for protection. All products are guaranteed to be working but may show signs of use if purchasing a used product.
specifications indusswitch:
- brand: Allen Bradley
- mpn: 871c-dh4np12e2
offer indusswitch:
- prices: $34.59–$125.00
- item condition:
- New – Open box
- New
- Used
- availability: in stock
- options: ship-to-home
- sold #: 14
- in stock #: 5
- started: april 27, 2026
general indusswitch:
- category: Business & Industrial > Electrical Equipment Supplies > Switches > Accessories
payments indusswitch:
- credit card: visa
- other
- wallet: paypal
shipping indusswitch:
- type: fixed
- service: standard
- class: standard
- transit: 31-36 days
returns indusswitch:
- time: 30 days
- paid by: buyer
- policy: returns accepted
- method: money back
seller indusswitch:
- # reviews: 2012 40
- rating: 99.6%
- city: 1 millennium dr, willingboro, nj 08046
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