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Siemens 6SL3120-1TE21-0AA3 SINAMICS S120 PM240-2 Power Module for industrial automation

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Siemens 6SL3120-1TE21-0AA3

by Siemens

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OverviewOptimize your industrial automation systems with the Siemens 6SL3120-1TE21-0AA3, a cutting-edge SINAMICS S120 PM240-2 power module. Expertly designed for the most rigorous motion control scenarios, this sophisticated unit delivers robust performance and intelligent engineering, ensuring unmatched precision and dynamic responsiveness. With a robust 10 A rated output current and adaptable 3-phase 380–480 V AC input, it seamlessly integrates into high-performance SINAMICS S120 drive systems. The built-in braking chopper significantly enhances its capabilities, providing effective energy management and superior control in applications requiring frequent acceleration and deceleration. Its compact booksize footprint allows for flexible mounting and efficient space utilization, making it an excellent choice for multi-axis CNC machinery, robotics, and intricate industrial setups where unwavering reliability and performance are critical. Experience the elevated performance that Siemens engineering brings to your operations with this potent and efficient solution.Key Features Dedicated SINAMICS S120 Compatibility Specifically engineered to integrate and enhance SINAMICS S120 drive systems, guaranteeing optimal functionality and performance. High Output Capacity Provides a consistent and dependable 10 A rated output current for accurate motor control across diverse applications. Broad Input Voltage Range Operates effectively within a 3-phase 380–480 V AC input, accommodating various power supply requirements. Integrated Braking Control Offers essential regenerative braking functionalities, managing excess energy and improving operational safety and efficiency. Modular Booksize Design Its compact and standardized booksize form factor facilitates straightforward installation and expansion within modular control cabinet assemblies. Exceptional Dynamic Capabilities Engineered for highly dynamic environments, delivering rapid and precise control for demanding servo applications. Internal Cooling System Features an efficient internal air cooling mechanism to maintain optimal operating temperatures and ensure extended reliability. Technical Specifications Siemens Part Number: 6SL3120-1TE21-0AA3 Series: SINAMICS S120 Module Type: Power Module PM240-2 Input Voltage: 3AC 380–480 V ±10% Rated Output Current: 10 A Braking Chopper: Integrated Cooling Method: Internal Air Mounting: Booksize Format Connections: Screw Terminals Protection Class: IP20 Operating Temperature: 0 °C to +40 °C Certifications: CE, UL, RoHS compliant Applications Advanced Multi-axis CNC Machinery Robotics and Automated Manufacturing Cells High-Speed Packaging and Assembly Lines Precision Servo Drive Systems Sophisticated Industrial Motion Control Textile and Printing Equipment Why Choose This Model? Unmatched Precision for S120 Systems Specifically developed to provide superior performance and accuracy within the Siemens SINAMICS S120 drive platform. Enhanced Energy Management The integrated braking chopper efficiently handles regenerative energy, leading to potential energy savings and reduced wear on mechanical components. Space-Saving Modular Construction Its compact booksize design simplifies cabinet layouts and enables highly scalable and adaptable system configurations. Exceptional Reliability in Challenging Settings Engineered to sustain consistent performance and stability even under high-dynamic conditions and continuous operation. Global Support and Trusted Siemens Quality Benefit from Siemens' renowned global support and superior product quality. Order NowElevate your industrial processes with the Siemens 6SL3120-1TE21-0AA3 Power Module. Contact us today to secure this essential component for your high-performance automation needs.FAQWhat is the primary function of the Siemens 6SL3120-1TE21-0AA3?It is a power module designed to provide efficient and precise motor control within SINAMICS S120 drive systems, particularly for demanding motion control applications.What is the significance of the integrated braking chopper?The integrated braking chopper manages excess energy generated during deceleration, improving overall efficiency and safety by allowing for dynamic braking.Can this power module be used in a compact control cabinet?Yes, its booksize modular design is specifically intended for flexible installation and optimal space utilization in various control cabinet setups.What types of applications benefit most from this power module?Applications requiring high precision, dynamic response, and robust performance, such as multi-axis CNC machines, robotics, and high-speed production lines, are ideal for this module.What are the power input specifications for this unit?This power module operates with a 3-phase 380–480 V AC input.

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PRODUCT DETAILS

Siemens 6SL3120-1TE21-0AA3

Overview

This is a genuine Siemens component from the Servo Drives & Motion Control family. PalmPartsSolution stocks it in new, refurbished, and surplus condition with tested warranty and same-day shipping on in-stock units.

Whether you are sourcing a like-for-like replacement for an existing installation, an emergency spare to keep a line running, or a qualified part for a new build, our team can confirm availability, revision, and lead time before you order.

Key Features

  • Genuine Siemens catalog part
  • Tested before shipment
  • Backed by PalmPartsSolution warranty
  • Cross-reference and revision assistance available
  • Compatible with the broader Siemens automation ecosystem
  • Engineered to integrate inside Servo Drives & Motion Control installations

Compatibility

When ordering, match the full catalog/part number, hardware revision, and firmware revision called out by your Siemens equipment. Where applicable, confirm:

  • Input/output voltage and current rating
  • Communication protocol and network role
  • Mounting form factor and footprint
  • Operating temperature, humidity, and IP rating
  • Required certifications (UL, CE, ATEX, marine, etc.)

Not sure which revision you need? Send us the catalog number on the nameplate and we will confirm the correct match.

Replacement Information

Three ways to source this part through PalmPartsSolution:

  1. Exact replacement — same Siemens catalog number, new or refurbished, tested and warrantied
  2. Form-fit-function equivalent — alternate revision or build that drops in without code changes
  3. Engineered migration — current-generation Siemens platform with documented conversion notes for the Servo Drives & Motion Control family

Contact our engineering team if you need help choosing between these tracks.

Technical Specifications

  • Siemens Part Number: 6SL3120-1TE21-0AA3
  • Series: SINAMICS S120
  • Module Type: Power Module PM240-2
  • Input Voltage: 3AC 380–480 V ±10%
  • Rated Output Current: 10 A
  • Braking Chopper: Integrated
  • Cooling Method: Internal Air
  • Mounting: Booksize Format
  • Connections: Screw Terminals
  • Protection Class: IP20
  • Operating Temperature: 0 °C to +40 °C
  • Certifications: CE, UL, RoHS compliant

Applications

  • Advanced Multi-axis CNC Machinery
  • Robotics and Automated Manufacturing Cells
  • High-Speed Packaging and Assembly Lines
  • Precision Servo Drive Systems
  • Sophisticated Industrial Motion Control
  • Textile and Printing Equipment

Why Choose the 6SL3120-1TE21-0AA3?

  • Unmatched Precision for S120 Systems

    Specifically developed to provide superior performance and accuracy within the Siemens SINAMICS S120 drive platform.

  • Enhanced Energy Management

    The integrated braking chopper efficiently handles regenerative energy, leading to potential energy savings and reduced wear on mechanical components.

  • Space-Saving Modular Construction

    Its compact booksize design simplifies cabinet layouts and enables highly scalable and adaptable system configurations.

  • Exceptional Reliability in Challenging Settings

    Engineered to sustain consistent performance and stability even under high-dynamic conditions and continuous operation.

  • Global Support and Trusted Siemens Quality

    Benefit from Siemens' renowned global support and superior product quality.

Availability & Shipping

  • In stock: 6SL3120-1TE21-0AA3 ready for immediate dispatch from our Florida warehouse.
  • Free USA shipping: FedEx Priority (2–5 business days) and UPS Ground (3–5 business days). Expedited options available at checkout.
  • Worldwide delivery: FedEx International Priority (1–5 days), UPS International Priority (3–5 days), and USPS International (5–10 days) — rates calculated at checkout.
  • Bulk pricing: Volume discounts on request — contact our sales team for quantity quotes.
  • Buy with confidence: Every 6SL3120-1TE21-0AA3 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Siemens

It is a power module designed to provide efficient and precise motor control within SINAMICS S120 drive systems, particularly for demanding motion control applications.

Machine down? We ship parts the same day.

New, surplus, and refurbished Siemens inventory in stock. Request a quote or speak directly with an automation specialist for emergency sourcing.

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Product Condition & Firmware

All products are sold as new unless stated otherwise. Original manufacturer packaging may show signs of handling, storage, or shelf wear. Date codes and series may vary from current factory production. PALM Parts does not guarantee the presence, version, or compatibility of any firmware on PLC or automation products.

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