Price of PartsINDUSTRIAL PRICE INDEX
Siemens

6ES5-308-3UC21

Verified market

Market snapshot

Prices updated 9 Oct 2026 · next refresh 9 Nov
$245
Low
$966
High
Superior Lighting — $245PLC Merkezi BG — $280Aeliya Marine — $334Classic Automation — $539Radwell.com — $544PLC-Mall.com — $765PLC Direct — $900Relectric.com — $966Superior LightingSuperior Light…$245PLC Merkezi BGPLC Merkezi BG$280Aeliya MarineAeliya Marine$334Classic AutomationClassic Automa…$539 · MEDIANRadwell.comRadwell.com$544PLC-Mall.comPLC-Mall.com$765PLC DirectPLC Direct$900Relectric.comRelectric.com$966

Median $542 · 8 sellers · $296 below median at the lowest

$ Compare your quote against 8 current asking prices.

Asking prices for the exact catalog number 6ES5-308-3UC21 currently range from $245 to $966 across 8 sellers, observed 9 Oct 2026. Prices are published seller asking prices; shipping, taxes and negotiated trade pricing are not included.

Current listings

8 SELLERS · SORTED BY PRICE
SellerConditionPricevs medianListing
Superior LightingNEW $245.34-55% View offer
PLC Merkezi BGnot stated $280.19-48% View offer
Aeliya Marinenot stated $334.39-38% View offer
Classic Automationnot stated $539.00· View offer
Radwell.comnot stated $544.39· View offer
PLC-Mall.comnot stated $765.00+41% View offer
PLC Directnot stated $900.36+66% View offer
Relectric.comnot stated $966.24+78% View offer

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Condition

AS STATED BY SELLERS
New1
Not stated7

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
6ES5-308-3UC11one character apart4$139-74%
6ES5-308-3UB11one character apart2$131-76%

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 6ES5-308-3UC21 cost?

As of 9 Oct 2026, the Siemens 6ES5-308-3UC21 is listed from $245 to $966 across 8 sellers. The median asking price is $542. Prices are published seller asking prices and are refreshed monthly.

Who sells the 6ES5-308-3UC21?

8 sellers currently list the 6ES5-308-3UC21, including Superior Lighting, PLC Merkezi BG, Aeliya Marine. 8 of them are specialist industrial distributors. The lowest current asking price is $245 from Superior Lighting.

Why do 6ES5-308-3UC21 prices vary so much?

The highest asking price for the 6ES5-308-3UC21 is 3.9× 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.