Price of PartsINDUSTRIAL PRICE INDEX
Siemens

6SL3121-1TE21-8AA4

3 sellers — below our five-seller verification bar

Market snapshot

Prices updated 10 Aug 2026 · next refresh 10 Sep
$1,865
Low
$3,388
High
PLC Direct — $1,865Automation Warehouse — $2,501eBay - lonni-1 — $3,388PLC DirectPLC Direct$1,865Automation WarehouseAutomation War…$2,501 · MEDIANeBay - lonni-1eBay - lonni-1$3,388

Median $2,501 · 3 sellers · $636 below median at the lowest

$ Compare your quote against 3 current asking prices.

Asking prices for the exact catalog number 6SL3121-1TE21-8AA4 currently range from $1,865 to $3,388 across 3 sellers, observed 10 Aug 2026. Prices are published seller asking prices; shipping, taxes and negotiated trade pricing are not included.

Current listings

3 SELLERS · SORTED BY PRICE
SellerConditionPricevs medianListing
PLC Directnot stated $1,865.02-25% View offer
Automation WarehouseNEW $2,500.93· View offer
eBay - lonni-1not stated $3,387.61+35% View offer

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Condition

AS STATED BY SELLERS
New1
Not stated2

Most industrial listings do not state condition — treat unstated as unknown, not as new. Across 31 comparable parts in SINAMICS, used and refurbished units list at 98% of new — condition is not a reliable discount signal for industrial parts, because refurbished stock from trade houses carries warranty and test reports.

Frequently asked

How much does a 6SL3121-1TE21-8AA4 cost?

As of 10 Aug 2026, the Siemens 6SL3121-1TE21-8AA4 is listed from $1,865 to $3,388 across 3 sellers. The median asking price is $2,501. Prices are published seller asking prices and are refreshed monthly.

Who sells the 6SL3121-1TE21-8AA4?

3 sellers currently list the 6SL3121-1TE21-8AA4, including PLC Direct, Automation Warehouse, eBay - lonni-1. 2 of them are specialist industrial distributors. The lowest current asking price is $1,865 from PLC Direct.

Why do 6SL3121-1TE21-8AA4 prices vary so much?

The highest asking price for the 6SL3121-1TE21-8AA4 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.

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