SIEMENS 6SL3420-1TE21-8AA1 Module S120

( Brand: Siemens ), ( Manufacturer Part Number: 6SL3420-1TE21-8AA1 ), ( Part Type: Module )

Review SIEMENS Module

Siemens S6L3420-1TE21-8AA1 S120 Module - Advanced I/O Solution for Your Automation Needs

The Siemens S6L3420-1TE21-8AA1 S120 Module is a versatile and high-performance I/O component designed to simplify and enhance your automation systems. This module is part of Siemens' S120 product family, known for its reliability, efficiency, and compatibility with various industries and applications.

The Siemens S6L3420-1TE21-8AA1 S120 Module offers 32 digital inputs and 8 analog inputs, making it an ideal choice for systems requiring extensive I/O coverage. Each digital input can handle voltages ranging from 15 to 30V DC, while the analog inputs support a wide range of 0.5V DC to 25V DC.

This module is equipped with a Profinet interface, allowing seamless communication with other devices in the network. It also supports EtherNet/IP and Modbus TCP, ensuring compatibility with a wide range of industrial automation systems.

The Siemens S6L3420-1TE21-8AA1 S120 Module is designed with a compact, rugged housing that can withstand harsh industrial environments. It operates in a temperature range of -40 C to 70 C, ensuring stable performance even under extreme conditions.

In addition, the module features a Power over Ethernet (PoE) functionality, eliminating the need for separate power supplies, thereby reducing cabling and installation costs. Its high-density design allows for space-saving installation in control panels.

With its wide range of I/O capabilities, robust construction, and versatile communication options, the Siemens S6L3420-1TE21-8AA1 S120 Module is an excellent choice for your automation needs, whether it's for machine building, process automation, or other industrial applications.

Siemens S120 Module 6SL3420-1TE21-8AA1 is a popular choice for industrial automation due to its features and capabilities. Here are the pros and cons of purchasing this module:

1. High-performance: The Siemens S120 module is known for its high-performance capabilities, making it suitable for complex and demanding applications.

2. Extensive I/O: This module offers a wide range of input and output options, which allows for greater flexibility in system design.

3. Compatibility: Siemens S120 module is compatible with various Siemens PLCs, making it an ideal choice for existing Siemens users.

4. Reliability: Siemens is a well-established brand with a reputation for producing reliable equipment.

5. Support: Siemens provides extensive technical support and resources for its products.

1. Cost: The Siemens S120 module is more expensive compared to some other PLC modules on the market.

2. Learning curve: If you are new to Siemens PLCs, there may be a steep learning curve associated with using this module.

3. Limited expansion options: The S120 module has limited expansion options compared to some other PLCs.

4. Proprietary software: The Siemens software is proprietary, which means it cannot be easily replaced or customized.

In conclusion, the Siemens S120 Module 6SL3420-1TE21-8AA1 is a high-performance PLC module that offers extensive I/O options and is compatible with various Siemens PLCs. However, it is more expensive compared to some other PLC modules and may have a steep learning curve for new users. If you are an existing Siemens user looking for a reliable PLC module with extensive I/O options, the Siemens S120 module may be a good choice for you. If budget is a concern or if you are new to PLCs, you may want to consider other options with lower costs and more user-friendly software.

Details:

See photos, in working order.

part #: 6sl34201te218aa1 prices

• $550.00-$2331.44

specifications sensoindustria:

• brand: Siemens
• mpn: 6sl3420-1te21-8aa1
• part type: Module

general sensoindustria:

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

offer sensoindustria:

• availability: In Stock
• quantity: 1
• started: December 26, 2025
• sold: 0
• options: Ship-to-home

payments sensoindustria:

• wallet: Paypal
• other
• credit card: Visa

returns sensoindustria:

• policy: No Returns

shipping sensoindustria:

• transit: 5-12 Days
• class: Expedited
• carrier: USPS
• cost: $0.00
• type: Calculated
• service: USPS Priority Mail

seller sensoindustria:

• rating: 100.0%
• city: Loves Park, Illinois
• # reviews: 1562

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