Siemens

6SE7021-8TB31

Name: 6SE7021-8TB31
Brand: Siemens

2 sellers — below our five-seller verification bar

Market snapshot

Prices updated 9 Oct 2026 · next refresh 9 Nov

$2,887

Low

$3,237

High

Median $3,062 · 2 sellers · $175 below median at the lowest

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$ Compare your quote against 2 current asking prices.

Asking prices for the exact catalog number 6SE7021-8TB31 currently range from $2,887 to $3,237 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
shop.rgbelektronika.eu	not stated	$2,886.61	-6%	View offer
JC-Electronics US	USED / REFURB	$3,236.69	+6%	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
6SE7021-8TB61	one character apart	7	$3,883	+27%
6SE7021-3TB61	one character apart	6	$3,109	+2%
6SE7021-8TB51	one character apart	6	$2,180	-29%
6SE7021-8EB61	one character apart	5	$3,175	+4%
6SE7021-3TB51	one character apart	3	$4,927	+61%
6SE7021-3TB21	one character apart	2	$3,824	+25%
6SE7021-8TB21	one character apart	2	$3,387	+11%

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 6SE7021-8TB31 cost?

As of 9 Oct 2026, the Siemens 6SE7021-8TB31 is listed from $2,887 to $3,237 across 2 sellers. The median asking price is $3,062. Prices are published seller asking prices and are refreshed monthly.

Who sells the 6SE7021-8TB31?

2 sellers currently list the 6SE7021-8TB31, including shop.rgbelektronika.eu, JC-Electronics US. 2 of them are specialist industrial distributors. The lowest current asking price is $2,887 from shop.rgbelektronika.eu.