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Siemens 6SE7021-0EA61 SIMOVERT Masterdrives VC frequency converter for industrial automation

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Siemens 6SE7021-0EA61

by Siemens

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OverviewElevate your industrial processes with the Siemens 6SE7021-0EA61, a standout in German engineering for frequency conversion. This SIMOVERT Masterdrives VC unit is crafted to deliver unmatched accuracy and efficiency in managing AC motors across a variety of demanding scenarios. With a sturdy 21 Ampere rated output, the 6SE7021-0EA61 guarantees dynamic and dependable motor function, making it an essential component for refining your workflow and boosting output. Its sophisticated vector control ensures exceptionally smooth and precise motor responses, leading to considerable energy savings and extended equipment longevity. Experience the renowned dependability and superior performance synonymous with Siemens through this advanced frequency converter, built to excel in the most challenging industrial settings.Key Features Advanced Vector Control: Provides superior motor dynamics and precise speed/torque regulation for optimal process management. High Rated Output Current: A robust 21 Ampere output ensures powerful and reliable functioning for a wide range of AC motors. SIMOVERT Masterdrives VC Series: Part of a globally recognized product line valued for industrial reliability and high performance. Modular and Scalable Design: Offers adaptability for integration into current systems and for future growth. Integrated Monitoring & Diagnostics: Facilitates proactive upkeep and quick issue resolution to minimize downtime. Optimized for Demanding Industrial Duty: Engineered to endure harsh environments and continuous operation. Energy Efficiency: Contributes to lower operational expenses through optimized power usage. Technical Specifications Siemens Code: 6SE7021-0EA61 Series: SIMOVERT Masterdrives VC Rated Output Current: 21 A Output Power: Approximately 11 kW (at 400 V supply) Supply Voltage: 3AC 380–480 V ±10% Frequency: 47–63 Hz Cooling: Efficient internal air cooling system Protection Rating: IP20 Operating Temperature: –10 °C to +40 °C Certifications: CE, UL, cUL for international compliance and safety. Applications Industrial Pumping Systems: Achieve precise fluid control and energy savings in various liquid management tasks. Ventilation & Fan Control: Optimize air handling units for enhanced efficiency and environmental conditioning. Conveyor and Material Handling Systems: Ensure gentle acceleration and deceleration, minimizing wear and tear on machinery. Process Automation and Manufacturing: Provide dependable speed and torque regulation for essential production equipment. Compressor Control: Boost efficiency and extend the lifespan of industrial compressors through optimized operation. General Industrial Machinery: A versatile solution for a broad spectrum of AC motor-driven equipment requiring variable speed control. Why Choose This Model? Unmatched Precision: Sophisticated vector control ensures the highest level of accuracy for motor applications, reducing waste and maximizing output. Robust Siemens Engineering: Benefit from the renowned durability and reliability of Siemens industrial-grade components, ensuring long-term operational stability. Seamless System Integration: Designed for straightforward integration into existing or new automation setups, reducing installation time and complexity. Optimized Performance: This frequency converter is designed for efficiency, contributing to reduced energy consumption and lower running costs. Comprehensive Support: As a Siemens offering, the 6SE7021-0EA61 is backed by extensive technical documentation and global support networks. Future-Proof Your Operations: Invest in a solution that not only meets current industrial demands but also offers the scalability for future advancements. FAQWhat is the primary function of the Siemens 6SE7021-0EA61?Its primary function is to provide precise speed and torque control for AC motors in various industrial automation applications, ensuring efficiency and reliability.What is the rated output current of this frequency converter?The Siemens 6SE7021-0EA61 has a robust rated output current of 21 Amperes.What type of control technology does the 6SE7021-0EA61 utilize?This model utilizes advanced vector control technology for superior motor dynamics and precise regulation.Can this frequency converter be integrated into existing systems?Yes, its modular and scalable design is intended for easy integration into both current and new automation architectures.What are some typical applications for this Siemens drive?It is suitable for industrial pumping systems, ventilation and fan control, conveyor systems, process automation, compressor control, and general industrial machinery.Is the 6SE7021-0EA61 energy efficient?Yes, it is engineered for optimized energy consumption, which contributes to reduced operational expenses.What certifications does this product hold?The Siemens 6SE7021-0EA61 holds CE, UL, and cUL certifications, ensuring international compliance and safety standards are met.What is the operating temperature range for this device?The operating temperature range for this frequency converter is –10 °C to +40 °C.How does integrated monitoring and diagnostics benefit users?Integrated monitoring and diagnostics facilitate proactive maintenance and swift troubleshooting, ultimately minimizing downtime and ensuring continuous operation.Where can I find more technical documentation or support for this product?As a Siemens product, it is supported by extensive technical documentation and global support networks, which can be accessed through Siemens resources.

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PRODUCT DETAILS

Siemens 6SE7021-0EA61

Overview

This is a genuine Siemens component from the Variable Frequency Drives 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 Variable Frequency Drives 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 Variable Frequency Drives family

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

Technical Specifications

  • Siemens Code: 6SE7021-0EA61
  • Series: SIMOVERT Masterdrives VC
  • Rated Output Current: 21 A
  • Output Power: Approximately 11 kW (at 400 V supply)
  • Supply Voltage: 3AC 380–480 V ±10%
  • Frequency: 47–63 Hz
  • Cooling: Efficient internal air cooling system
  • Protection Rating: IP20
  • Operating Temperature: –10 °C to +40 °C
  • Certifications: CE, UL, cUL for international compliance and safety.

Applications

  • Industrial Pumping Systems: Achieve precise fluid control and energy savings in various liquid management tasks.
  • Ventilation & Fan Control: Optimize air handling units for enhanced efficiency and environmental conditioning.
  • Conveyor and Material Handling Systems: Ensure gentle acceleration and deceleration, minimizing wear and tear on machinery.
  • Process Automation and Manufacturing: Provide dependable speed and torque regulation for essential production equipment.
  • Compressor Control: Boost efficiency and extend the lifespan of industrial compressors through optimized operation.
  • General Industrial Machinery: A versatile solution for a broad spectrum of AC motor-driven equipment requiring variable speed control.

Why Choose the 6SE7021-0EA61?

  • Unmatched Precision: Sophisticated vector control ensures the highest level of accuracy for motor applications, reducing waste and maximizing output.
  • Robust Siemens Engineering: Benefit from the renowned durability and reliability of Siemens industrial-grade components, ensuring long-term operational stability.
  • Seamless System Integration: Designed for straightforward integration into existing or new automation setups, reducing installation time and complexity.
  • Optimized Performance: This frequency converter is designed for efficiency, contributing to reduced energy consumption and lower running costs.
  • Comprehensive Support: As a Siemens offering, the 6SE7021-0EA61 is backed by extensive technical documentation and global support networks.
  • Future-Proof Your Operations: Invest in a solution that not only meets current industrial demands but also offers the scalability for future advancements.

Availability & Shipping

  • In stock: 6SE7021-0EA61 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 6SE7021-0EA61 ships with a 1-Year PALM Parts warranty and a 30-day return window.
SUPPORT

Frequently Asked Questions — Siemens

Its primary function is to provide precise speed and torque control for AC motors in various industrial automation applications, ensuring efficiency and reliability.

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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PALM Parts Solution operates as an independent industrial automation supplier and is not an authorized distributor or affiliate of any listed manufacturer or brand name. Manufacturer trademarks and product names are used solely for identification purposes. Original manufacturer warranties do not apply. All products sold by PALM Parts are backed by our own 1-year warranty.

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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