Price of PartsINDUSTRIAL PRICE INDEX
Siemens

6SL3121-2TE21-8AA3

4 sellers — below our five-seller verification bar

Market snapshot

Prices updated 20 Sep 2026 · next refresh 21 Oct
$1,209
Low
$3,701
High
eBay - admincnc — $1,209eBay - lonni-1 — $2,310Radwell.com — $2,948PLC Direct — $3,701eBay - admincnceBay - admincnc$1,209eBay - lonni-1eBay - lonni-1$2,310 · MEDIANRadwell.comRadwell.com$2,948PLC DirectPLC Direct$3,701

Median $2,629 · 4 sellers · $1,420 below median at the lowest

$ Compare your quote against 4 current asking prices.

Asking prices for the exact catalog number 6SL3121-2TE21-8AA3 currently range from $1,209 to $3,701 across 4 sellers, observed 20 Sep 2026. Distributor product page: mroelectric.com. Prices are published seller asking prices; shipping, taxes and negotiated trade pricing are not included.

Current listings

4 SELLERS · SORTED BY PRICE
SellerConditionPricevs medianListing
eBay - admincncUSED / REFURB $1,208.90-54% View offer
eBay - lonni-1not stated $2,309.59-12% View offer
Radwell.comnot stated $2,948.00+12% View offer
PLC Directnot stated $3,700.92+41% View offer

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Condition

AS STATED BY SELLERS
Used / refurbished1
Not stated3

Most industrial listings do not state condition — treat unstated as unknown, not as new. Across 30 comparable parts in SINAMICS, used and refurbished units are listed at a median 76% 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
6SL3121-2TE21-0AA3one character apart3$1,715-35%

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 6SL3121-2TE21-8AA3 cost?

As of 20 Sep 2026, the Siemens 6SL3121-2TE21-8AA3 is listed from $1,209 to $3,701 across 4 sellers. The median asking price is $2,629. Prices are published seller asking prices and are refreshed monthly.

Who sells the 6SL3121-2TE21-8AA3?

4 sellers currently list the 6SL3121-2TE21-8AA3, including eBay - admincnc, eBay - lonni-1, Radwell.com. 2 of them are specialist industrial distributors. The lowest current asking price is $1,209 from eBay - admincnc.

Why do 6SL3121-2TE21-8AA3 prices vary so much?

The highest asking price for the 6SL3121-2TE21-8AA3 is 3.1× 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.

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