Price of PartsINDUSTRIAL PRICE INDEX
Siemens

6ES5-240-1AA21

3 sellers — below our five-seller verification bar

Market snapshot

Prices updated 9 Oct 2026 · next refresh 9 Nov
$299
Low
$1,710
High
4D Controls — $299Radwell.com — $685Boyd Industrial Supply — $1,7104D Controls4D Controls$299Radwell.comRadwell.com$685 · MEDIANBoyd Industrial SupplyBoyd Industria…$1,710

Median $685 · 3 sellers · $386 below median at the lowest

$ Compare your quote against 3 current asking prices.

Asking prices for the exact catalog number 6ES5-240-1AA21 currently range from $299 to $1,710 across 3 sellers, observed 9 Oct 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
4D ControlsUSED / REFURB $299.00-56% View offer
Radwell.comnot stated $685.49· View offer
Boyd Industrial SupplyNEW $1,710.00+149% View offer

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Condition

AS STATED BY SELLERS
New1
Used / refurbished1
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
6ES5242-1AA41one character apart5$459-33%
6ES5244-3AA21one character apart4$604-12%

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 6ES5-240-1AA21 cost?

As of 9 Oct 2026, the Siemens 6ES5-240-1AA21 is listed from $299 to $1,710 across 3 sellers. The median asking price is $685. Prices are published seller asking prices and are refreshed monthly.

Who sells the 6ES5-240-1AA21?

3 sellers currently list the 6ES5-240-1AA21, including 4D Controls, Radwell.com, Boyd Industrial Supply. 3 of them are specialist industrial distributors. The lowest current asking price is $299 from 4D Controls.

Why do 6ES5-240-1AA21 prices vary so much?

The highest asking price for the 6ES5-240-1AA21 is 5.7× 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.