Price of PartsINDUSTRIAL PRICE INDEX
Siemens

6ES5-440-8MA21

4 sellers — below our five-seller verification bar

Market snapshot

Prices updated 9 Oct 2026 · next refresh 9 Nov
$132
Low
$535
High
Aeliya Marine — $1324D Controls — $179Manufacturing Repair & Overstock — $185PLC Direct — $535Aeliya MarineAeliya Marine$1324D Controls4D Controls$179 · MEDIANManufacturing Repair & OverstockManufacturing …$185PLC DirectPLC Direct$535

Median $182 · 4 sellers · $49.96 below median at the lowest

$ Compare your quote against 4 current asking prices.

Asking prices for the exact catalog number 6ES5-440-8MA21 currently range from $132 to $535 across 4 sellers, observed 9 Oct 2026. Prices are published seller asking prices; shipping, taxes and negotiated trade pricing are not included.

Current listings

4 SELLERS · SORTED BY PRICE
SellerConditionPricevs medianListing
Aeliya Marinenot stated $132.04-27% View offer
4D ControlsUSED / REFURB $179.00-2% View offer
Manufacturing Repair & Overstocknot stated $185.00+2% View offer
PLC Directnot stated $534.60+194% 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 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
6ES5-441-8MA11one character apart7$175-4%
6ES5-440-8MA22one character apart3$244+34%

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 6ES5-440-8MA21 cost?

As of 9 Oct 2026, the Siemens 6ES5-440-8MA21 is listed from $132 to $535 across 4 sellers. The median asking price is $182. Prices are published seller asking prices and are refreshed monthly.

Who sells the 6ES5-440-8MA21?

4 sellers currently list the 6ES5-440-8MA21, including Aeliya Marine, 4D Controls, Manufacturing Repair & Overstock. 4 of them are specialist industrial distributors. The lowest current asking price is $132 from Aeliya Marine.

Why do 6ES5-440-8MA21 prices vary so much?

The highest asking price for the 6ES5-440-8MA21 is 4.0× 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.