
A55B-UL Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $71.65 | Condition is Used, MITSUBISHI MELSEC A55B-UL, AC06B-UL 5 SLOT EXPANSION BASE with CABLE, shipping cost = $29.77 | 100.0% |
![]() | $145.69 | Condition is Used, Mitsubishi A55B-UL Melsec I/o 5 Slot Base Unit Module #3585 FML H37, FREE SHIPPING | 99.9% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $299.00 | Condition is New – Open box, MITSUBISHI ELECTRIC MELSEC A55B-UL PROGRAMMABLE CONTROLLER BD995D835H01, shipping cost = $10.00 | 99.6% |

The Melsec A55B-UL T217595 is a versatile and advanced programmable controller designed for industrial automation applications. This controller, developed by Mitsubishi Electric, is part of the FX Series, known for its high performance and ease of use.
The A55B-UL is a compact, 16-bit Rack Mount I/O system that allows for up to 96 I/O points with an expansion unit. The controller supports a wide range of input and output modules, including digital, analog, and communication types. Its high-speed I/O structure enables fast data processing and response, making it ideal for various industries such as machinery, robotics, and building automation.
The A55B-UL comes with a large 5-inch, 640x480 color TFT LCD touch screen HMI (Human-Machine Interface) for intuitive operation and troubleshooting. The controller features an optional programming software called "GOT2000," which allows users to develop and edit programs easily with its graphical panel builder, motion control functions, and extensive ladder, function block diagram, and instruction sequence functions.
Additionally, this programmable controller supports various communication protocols such as Modbus TCP/IP, EtherNet/IP, and Profinet IO, enabling seamless connectivity to higher-level systems and facilitating data exchange with other PLCs, HMIs, and devices. It also comes with a real-time clock and an integrated watchdog timer for reliable system operation and fault detection.
The A55B-UL is built with a high-performance CPU and a large memory capacity, ensuring quick application response and efficient program execution. It features a built-in Manual Program function that facilitates offline programming and commissioning. Furthermore, it supports PID, PID-PC, and PID-M multi-loop control functions to help optimize processes and maintain precise control over various applications.
This programmable controller offers robust and reliable performance with its conformal-coated PCB, operating temperature range between -10 and 45 C, and protection rating of IP20 for indoor installation. With its extensive features and support, the Melsec A55B-UL T217595 is a powerful and versatile solution for your industrial automation needs.
The Melsec A55B-UL T2175 series programmable controller is a popular choice for automation applications due to its versatility and advanced features. Here are some pros and cons that can help you make an informed decision about whether or not to purchase this particular controller model:
Pros:1. High Performance: The A55B-UL T2175 controller comes with a powerful 16-bit CPU, enabling fast and efficient processing of complex control programs.
2. Large Memory Capacity: This controller model offers a generous amount of memory capacity for both program and data storage, allowing for more complex applications and larger data sets.
3. Wide Range of I/O: The A55B-UL T2175 controller supports a wide range of input and output modules, making it suitable for various automation applications.
4. Easy-to-Use Programming Software: The controller can be programmed using the FINS (Function Block Integrated Programming System), which is an intuitive and user-friendly software package.
5. Industrial-Grade Design: The A55B-UL T2175 controller is built to withstand rugged industrial environments, with a sealed design that protects against dust and water splashes.
Cons:1. Cost: Compared to some other programmable controller models, the A55B-UL T2175 can be relatively expensive, especially when configuring it with a large number of I/O modules.
2. Limited Communication Protocols: While FINS is a powerful and flexible programming language, some users may prefer controllers that support other communication protocols, such as MODBUS or EtherNet/IP.
3. Complex Programming: Depending on the application, creating complex control programs for the A55B-UL T2175 controller can be time-consuming and require extensive programming knowledge.
Conclusion:The Melsec A55B-UL T2175 programmable controller offers a high level of performance, a wide range of I/O, and a robust industrial design that makes it an excellent choice for many automation applications. However, its cost and limited communication protocols may be drawbacks for some users. Considering these factors, the A55B-UL T2175 controller is a solid choice for applications where speed, memory capacity, and rugged design are priorities.
Recommendation:Based on the pros and cons presented above, the Melsec A55B-UL T2175 programmable controller is ideal for applications where fast processing, a large memory capacity, and a rugged industrial design are necessary. It is especially suitable for automation applications in production environments, such as manufacturing, where control programs may be complex and require significant processing power. However, those working in environments where different communication protocols or cost may be a priority should consider alternative solutions before making a decision. Ultimately, the choice between the A55B-UL T2175 controller and other options depends on the unique requirements of the specific application.
Details:
Extra information:: ul extension. Glad you stopped by. Open to making bulk deals. Melsec A55B-UL programmable controller T217595 brand:: Melsec, condition: this is a new item, with original packaging and includes 30 day warranty.
Rush orders ship same day. We proudly sell hard-to-find parts, components, and machines to makers manufacturers.
specifications indumotorol:
- brand: Melsec
- mpn: A55b-ul
- part type: Controller
seller indumotorol:
- rating: 99.5%
- # reviews: 18067
- city: el paso, texas
payments indumotorol:
- credit card: mastercard
- other
- wallet: google-pay
general indumotorol:
- category: Business & Industrial > Starters > Drives > Motor Controls
offer indumotorol:
- started: january 29, 2025
- availability: in stock
- in stock #: 3
- options: ship-to-home
- best offers: true
- sold #: 22
- prices: $71.65–$299.00
- item condition:
- Used
- New – Open box
shipping indumotorol:
- service: ups ground, ups 2nd day air, ups 3 day select, ups next day air
- type: calculated
- class: standard, expedited, one-day
- transit: 2-6 days
- carrier: ups
returns indumotorol:
- time: 30 days
- paid by: seller
- method: money back
- policy: returns accepted


