
549-003 Comparison
| photo | price | summary | rating |
|---|---|---|---|
![]() | $287.52 | Condition is New – Open box, Siemens 549-003 Modular Equipment Controller FNIP, FREE SHIPPING | 99.8% |
| photo | price | summary | rating |
|---|---|---|---|
![]() | $376.00 | Condition is Used, Siemens Landis & Gyr 549-003 APOGEE System 600 Modular Equipment Controller, FREE SHIPPING | ![]() |

The Siemens 549-003 Modular Controller FNIP (Functional Node Input/Output Processing) is a versatile and advanced automation solution designed for various industrial applications. This controller is part of Siemens' SIMATIC S7-1200 series, known for its high performance and ease of use.
At its core, the 549-003 is a Programmable Logic Controller (PLC) that can handle complex control and logic tasks. It features a modular design, which allows for flexible configuration and expansion according to specific application requirements. The controller has a total of 12 input and output (I/O) modules, each offering different types and numbers of inputs or outputs.
The 549-003 controller boasts a high processing capacity and fast response times, ensuring reliable and efficient operation of connected devices and systems. It supports various communication protocols, including PROFINET, Ethernet, and Serial, allowing seamless integration with various automation networks and devices.
The controller comes with a built-in TwinCAT Automation Software Suite, which includes programming software, configuration tools, and diagnostic functions. This software enables users to create, edit, and download programs for the controller using the intuitive and user-friendly TIA Portal.
Furthermore, the 549-003 controller adheres to the latest safety standards, such as SIL 3 and PL e, making it suitable for applications where safety is a critical concern. It also supports functional safety functions, such as Safe Torque Off and Safe Stop 1 and 2, to ensure the safety of personnel and equipment.
The Siemens 549-003 Modular Controller FNIP is a robust and reliable solution for various industrial automation applications, offering ease of use, flexibility, and advanced functionality to optimize processes and improve overall system performance.
Siemens S7-1200 Siemens 549-003 Modular Controller (FNIP) is a versatile and powerful automation solution designed for various industrial applications. This controller is an essential component of Siemens' S7-1200 series and offers several advantages and disadvantages.
Advantages:1. Flexibility: The modular design of the Siemens 549-003 controller allows for easy integration of various I/O and communication modules, making it suitable for different industrial applications.
2. Scalability: This controller can be expanded by adding more I/O and function modules as the application grows, making it a cost-effective solution for businesses with expanding automation needs.
3. High-Performance: The Siemens 549-003 controller offers fast processing speeds and real-time control capabilities, ensuring efficient and reliable automation of complex industrial processes.
4. Integration: This controller can seamlessly integrate with other Siemens automation components and third-party systems, providing a comprehensive solution for industrial automation.
5. Easy Programming: The TIA Portal programming software, which is used to program the Siemens 549-003 controller, offers an intuitive and user-friendly interface, making it easier for users to develop and implement control logic.
Disadvantages:1. Cost: The Siemens 549-003 controller is a premium product, and its cost may be a significant barrier for small to medium-sized businesses with limited automation budgets.
2. Complexity: The high level of flexibility and scalability offered by the Siemens 549-003 controller may require a significant investment in training and expertise to fully utilize its capabilities.
3. Size: The modular design of the controller can result in a larger installation footprint compared to some other automation solutions, which may be a concern for businesses with limited space.
Conclusion:The Siemens 549-003 Modular Controller (FNIP) is a high-performance and flexible automation solution that offers numerous advantages, including scalability, integration, and ease of programming. However, it may be a costly investment for some businesses and may require a significant investment in training and expertise to fully utilize its capabilities. Ultimately, the decision to invest in the Siemens 549-003 controller will depend on the specific automation requirements and budget of the business.
Recommendation:For businesses with complex automation needs and a significant budget, the Siemens 549-003 Modular Controller (FNIP) is an excellent choice due to its high-performance, flexibility, and scalability. However, for smaller businesses with limited automation budgets, alternative automation solutions with lower costs and simpler design may be more suitable. Careful consideration of the specific automation requirements and budget is essential before making a decision.
Details:
2-year MRI shield protection plan included. A new, unused item with no signs of wear. Siemens 549-003 modular equipment controller manufactured by Siemens. Most items are in stock when they listed.
Special instructions. Manufacturer part number: 549-003. Siemens 549-003 modular equipment controller w/ point block and modem support. The item may be missing the original packaging.
The product must be the original item shipped, with matching serial numbers if applicable.
specifications faclighting:
- brand: Siemens
- mpn: 549-003
- part type: Controller
shipping faclighting:
- carrier: ups
- transit: 2-6 days
- service: ups ground, ups next day air
- class: standard, one-day
- type: calculated
offer faclighting:
- availability: in stock
- started: august 14, 2025
- sold #: 15
- options: ship-to-home
- prices: $287.52–$376.00
- item condition:
- New – Open box
- Used
- in stock #: 2
- best offers: true
returns faclighting:
- method: money back
- paid by: buyer
- policy: returns accepted
- time: 30 days
seller faclighting:
- city: mount sterling, kentucky
- # reviews: 13560
- rating: 98.0%
payments faclighting:
- wallet: google-pay
- other
- credit card: mastercard
general faclighting:
- category: Business & Industrial > Maintenance Safety > Facility > Lights Lighting
Grouped With:
- 8WD4-420-5AB: LIGHT, Siemens
- 3SU1401-1BB40-3AA0: MODULE, Siemens
- 3SU1401-1BB20-3AA0: MODULE, Siemens
- 545-731: MEMORY CONTROLLER, Siemens
- 195-0011: RECEIVER CONTROLLER, Siemens
- 2127972: VALVE POSITIONER, Siemens


