Price of PartsINDUSTRIAL PRICE INDEX
Siemens

6SE7021-8TB21

2 sellers — below our five-seller verification bar

Market snapshot

Prices updated 9 Oct 2026 · next refresh 9 Nov
$3,000
Low
$3,775
High
Chief Automation — $3,000Automation Warehouse — $3,775Chief AutomationChief Automati…$3,000Automation WarehouseAutomation War…$3,775 · MEDIAN

Median $3,387 · 2 sellers · $387 below median at the lowest

$ Compare your quote against 2 current asking prices.

Asking prices for the exact catalog number 6SE7021-8TB21 currently range from $3,000 to $3,775 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
SellerConditionPricevs medianListing
Chief Automationnot stated $3,000.00-11% View offer
Automation WarehouseNEW $3,774.60+11% View offer

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Condition

AS STATED BY SELLERS
New1
Not stated1

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 numberRelationshipSellersMedianvs this part
6SE7021-8TB61one character apart7$3,883+15%
6SE7021-3TB61one character apart6$3,109-8%
6SE7021-8TB51one character apart6$2,180-36%
6SE7021-8EB61one character apart5$3,175-6%
6SE7021-3TB51one character apart3$4,927+45%
6SE7021-0TA21one character apart3$2,746-19%
6SE7021-3TB21one character apart2$3,824+13%
6SE7021-8TB31one character apart2$3,062-10%

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 6SE7021-8TB21 cost?

As of 9 Oct 2026, the Siemens 6SE7021-8TB21 is listed from $3,000 to $3,775 across 2 sellers. The median asking price is $3,387. Prices are published seller asking prices and are refreshed monthly.

Who sells the 6SE7021-8TB21?

2 sellers currently list the 6SE7021-8TB21, including Chief Automation, Automation Warehouse. 2 of them are specialist industrial distributors. The lowest current asking price is $3,000 from Chief Automation.