Siemens

6ES5928-3UA21

Name: 6ES5928-3UA21
Brand: Siemens

2 sellers — below our five-seller verification bar

Market snapshot

Prices updated 9 Oct 2026 · next refresh 9 Nov

$1,345

Low

$2,446

High

Median $1,896 · 2 sellers · $550 below median at the lowest

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$ Compare your quote against 2 current asking prices.

Asking prices for the exact catalog number 6ES5928-3UA21 currently range from $1,345 to $2,446 across 2 sellers, observed 9 Oct 2026. Prices are published seller asking prices; shipping, taxes and negotiated trade pricing are not included.

Current listings

2 SELLERS · SORTED BY PRICE

Seller	Condition	Price	vs median	Listing
Classic Automation	USED / REFURB	$1,345.00	-29%	View offer
PLC-Mall.com	not stated	$2,446.00	+29%	View offer

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Condition

AS STATED BY SELLERS

Used / refurbished	1
Not stated	1

Most industrial listings do not state condition — treat unstated as unknown, not as new. Across 864 comparable parts across the index, used and refurbished units are listed at a median 85% of the new price. These are asking prices, not sold prices, and the spread around that median is wide. Ask the seller to state condition in writing before comparing quotes.

Variants and similar numbers

VERIFY BEFORE ORDERING

Catalog number	Relationship	Sellers	Median	vs this part
6ES5-928-3UB21	one character apart	11	$889	-53%
6ES5928-3UB11	one character apart	5	$232	-88%
6ES5-928-3UA12	one character apart	3	$300	-84%
6ES5923-3UA11	one character apart	3	$232	-88%
6ES5-922-3UA11	one character apart	3	$759	-60%

These are different products that read almost identically on a purchase order. Google groups them together; we do not. Confirm the exact suffix against the nameplate before ordering.

Frequently asked

How much does a 6ES5928-3UA21 cost?

As of 9 Oct 2026, the Siemens 6ES5928-3UA21 is listed from $1,345 to $2,446 across 2 sellers. The median asking price is $1,896. Prices are published seller asking prices and are refreshed monthly.

Who sells the 6ES5928-3UA21?

2 sellers currently list the 6ES5928-3UA21, including Classic Automation, PLC-Mall.com. 2 of them are specialist industrial distributors. The lowest current asking price is $1,345 from Classic Automation.

Why do 6ES5928-3UA21 prices vary so much?

The highest asking price for the 6ES5928-3UA21 is 1.8× the lowest. Industrial parts trade in a market where new surplus, refurbished stock and list-price sellers coexist without a shared price reference, so identical catalog numbers are listed at very different prices.