6SE6420-2UD21-1AA1

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Transport and Handling Information

The transportation costs depend on the destination, purchase price, weight, shipping speed, and whether it is a pallet order.

Express shipping and rush orders

With express shipping, the product is delivered faster. For products that are not yet ready for shipping, you can place a rush order. These products still need to be revised.

A rush order is ready for shipping within 2 business days and can then be shipped express. This can be selected during checkout.

Condition

Do you want to save 89% on raw materials? Choose refurbished!

Repair

Select service ( €400.00 )

Available on backorder

6SE6420-2UD21-1AA1 New factory sealed

€933.14 (Excl. Tax)

20+ In Stock

Expected within 2 weeks

Description for 6SE6420-2UD21-1AA1

The Siemens 6SE6420-2UD21-1AA1 MICROMASTER 420 is a robust frequency inverter engineered for reliable control of three-phase AC motors in industrial environments. Designed to operate without an internal filter, this model supports input voltages of 380–480 V (3 AC, +10/-10%) and a frequency range of 47–63 Hz. With a constant torque output of 1.1 kW and the ability to handle overloads of up to 150% for 60 seconds, the 6SE6420-2UD21-1AA1 is suitable for demanding production applications where consistent performance is essential.

The compact dimensions (173 x 73 x 149 mm, HxWxD) allow for easy integration into existing control cabinets. The degree of protection is rated at IP20, making the device suitable for indoor use in controlled environments. Operating reliably in ambient temperatures from -10°C to +50°C, the 6SE6420-2UD21-1AA1 is built to withstand the rigors of industrial use. This unit is supplied without an Advanced Operator Panel (AOP) or Basic Operator Panel (BOP).

Fast delivery from a large stock ensures minimal downtime for your production line.
Option for refurbished units with a standard 2-year warranty, supporting sustainable operations.
Quality assurance—Siemens 6SE6420-2UD21-1AA1 is known for its reliability in industrial automation.

MICROMASTER 420 without filter 380-480 V 3 AC +10/-10% 47-63 Hz constant torque 1.1 kW overload 150% for 60 s square-law torque 1.1 kW 173x 73x 149 (HxWxD) degree of protection IP20 ambient temperature -10+50 C without AOP/BOP

JC-Electronics is not an official authorized distributor for Siemens. The original manufacturer's warranty does not apply. Instead, we offer you a 2-year warranty according to our JCertified guidelines.

Positive Results

When you choose JCertified refurbished electronics, you save on water, raw materials, and CO₂ needed for the production of new electronics. Check below to see exactly how much you save with this specific refurbished product:

CO2 eq

-63%

Resource use minerals and metals

-89%

Water use

-57%

Specifications

Manufacturer:

Siemens

Range:

Micromaster

Subrange:

420

Type of product:

Frequency converters

Product phase:

Phase-Out

Successor:

6SL3224-0BE21-1UA0

Predecessor:

6SE9212-7DA40

Supply voltage:

380-480V AC

Main Voltage:

380-480V AC

Main frequency:

47-63 Hz

Number of phases input:

Max. output frequency:

650 Hz

Max. output voltage:

480 V

Nom. output current:

3 A

Nom. power rating:

1.1 kW

Degree of protection:

IP20

Degree of protection:

IP20

Dimensions (cm):

7,30 x 14,90 x 17,30

Weight:

1.30 kg

Commodity Code:

85044095

Export Control Regulations (ECCN):

Downloads

Datasheet 6SE6420-2UD21-1AA1 213.98 kB

Product Questions (8)

Why should I choose JC-Electronics?

You can rely on a stock of 300,000 pieces of industrial electronics from leading top-quality brands, both new and refurbished. Therefore, you can also find drives, PLCs, HMIs, and industrial PCs that are no longer produced with us. You always get a 2-year warranty. Additionally, refurbished products are circular, helping you reduce your ecological footprint. Good to know: New products and tested refurbished products ordered before 16:00 CET are shipped the same day.

Why can I trust refurbished electronics from JC-Electronics?

All products are thoroughly cleaned, defects are repaired, and weak elements are proactively replaced. If they pass the endurance test, the products can be sold. You can recognize them by the JCertified warranty seal. The entire process has received the RecQ quality mark from DEKRA and the ISO14001:2015 certificate

How much warranty do I get on a product?

You always get a 2-year warranty on products, both refurbished and new. This is twice as much as the standard factory warranty from many manufacturers.

Are all products available from stock immediately?

New and tested refurbished products from our stock are always available immediately. Untested and non-refurbished products undergo a thorough refurbishment and an extensive testing procedure before shipment.

Can I order products urgently?

Yes, you can. New and refurbished products that are ready for shipment will be dispatched the same day if the order is received before 16:00 CET. An express shipment to the Netherlands, Belgium, Luxembourg, Germany, Austria, Switzerland, France, or Italy will arrive the next day. An express shipment to other countries in the European Union takes 2 days. An express shipment to countries outside the European Union takes 3 days.

Can I have products repaired urgently?

Yes, you can. With an urgent repair, your product will be repaired within 3 working days. Contact the Sales team via sales@jc-electronics.com for this.

Can I buy on account at JC-Electronics?

Yes, under certain conditions. Contact the Sales team via sales@jc-electronics.com for more information.

Why should I buy refurbished electronics?

There are several reasons to purchase a refurbished product. For example, because electronics are no longer made and are hard to get new. But also because refurbished is a sustainable choice, reducing your organization's ecological footprint. Whatever the reason, you always get a 2-year warranty on both refurbished and new electronics at JC-Electronics.