PartHistory
Siemens / PLCs and I/O (SIMATIC)

6ES7921-3AG00-0AA0

PLCs and I/O (SIMATIC) family illustration
Recorded listings
27
Recorded quantity sold
3
Median recorded price
$59.0019 US-dollar records
Recorded price range
$18.40to $129.00 USD
First listing start: 30 Jun 2017Last listing start: 04 Mar 2026

Recorded price history

USD
Recorded US-dollar price historyLinear price scale. Horizontal axis: listing start date. Vertical axis: recorded price in US dollars. Filled dots have recorded sales; open dots have no recorded sales. The oxide step line shows calendar-month medians, with gaps for missing months.0.0050.00100.00150.00200.00Jun 2017Aug 2019Oct 2021Dec 2023Mar 20262017-06-30: US$59.00; no sale recorded2017-07-31: US$59.00; sold recorded2017-08-30: US$59.00; no sale recorded2017-09-29: US$59.00; no sale recorded2017-10-29: US$59.00; no sale recorded2018-01-27: US$59.00; no sale recorded2018-03-30: US$59.00; no sale recorded2018-05-04: US$59.00; no sale recorded2018-06-10: US$59.00; no sale recorded2019-11-10: US$89.00; no sale recorded2021-03-09: US$34.40; no sale recorded2021-03-09: US$18.40; no sale recorded2022-09-07: US$37.96; no sale recorded2022-09-07: US$23.41; no sale recorded2023-03-16: US$22.04; no sale recorded2023-10-05: US$37.96; no sale recorded2024-06-11: US$56.87; no sale recorded2025-08-13: US$54.95; no sale recorded2026-03-04: US$129.00; no sale recordedRecorded US-dollar price historyLinear price scale. Horizontal axis: listing start date. Vertical axis: recorded price in US dollars. Filled dots have recorded sales; open dots have no recorded sales. The oxide step line shows calendar-month medians, with gaps for missing months.0.0050.00100.00150.00200.00Jun 2017Oct 2021Mar 20262017-06-30: US$59.00; no sale recorded2017-07-31: US$59.00; sold recorded2017-08-30: US$59.00; no sale recorded2017-09-29: US$59.00; no sale recorded2017-10-29: US$59.00; no sale recorded2018-01-27: US$59.00; no sale recorded2018-03-30: US$59.00; no sale recorded2018-05-04: US$59.00; no sale recorded2018-06-10: US$59.00; no sale recorded2019-11-10: US$89.00; no sale recorded2021-03-09: US$34.40; no sale recorded2021-03-09: US$18.40; no sale recorded2022-09-07: US$37.96; no sale recorded2022-09-07: US$23.41; no sale recorded2023-03-16: US$22.04; no sale recorded2023-10-05: US$37.96; no sale recorded2024-06-11: US$56.87; no sale recorded2025-08-13: US$54.95; no sale recorded2026-03-04: US$129.00; no sale recorded
Sold recordedNo sale recordedMonthly median

Linear price scale. Dates are listing starts.

Median recorded price, all years$59.00

19 plotted records from 19 US-dollar records in this range. Monthly medians use all records in each calendar month.

Archived listings

27 recorded listings
Listing startArchived listingConditionRecorded priceQty soldArchive statusCountry
04 Mar 20266ES7 921-3AG00-0AA0 | Siemens | S7-300, Front Connector, OpenedeBay 267593643420New - Open box$129.000Recorded activeUS
13 Aug 2025Siemens 6ES7 921-3AG00-0AA0 Simatic S7300 Connector Module PlugineBay 187487007657New - Open box$54.950Recorded activeUS
05 Dec 2024Simatic S7 Frontsteckmodul 6ES7 921-3AG00-0AA0 SIEeBay 405401794924Neu: Sonstige (siehe Artikelbeschreibung)36.84 [Germany]1Sold recordedDE
05 Dec 2024Simatic S7 Frontsteckmodul 6ES7 921-3AG00-0AA0 OVPeBay 405401371999Neu: Sonstige (siehe Artikelbeschreibung)26.31 [Germany]1Sold recordedDE
06 Nov 2024Simatic S7 Frontsteckmodul 6ES7 921-3AG00-0AA0 SIEeBay 405331076213Neu: Sonstige (siehe Artikelbeschreibung)36.80 [Germany]0No sale recordedDE
08 Oct 2024Simatic S7 Frontsteckmodul 6ES7 921-3AG00-0AA0 NOVeBay 405272943118Neu: Sonstige (siehe Artikelbeschreibung)21.29 [Germany]0No sale recordedDE
07 Oct 2024Simatic S7 Frontsteckmodul 6ES7 921-3AG00-0AA0 OVPeBay 405271286779Neu: Sonstige (siehe Artikelbeschreibung)26.86 [Germany]0No sale recordedDE
01 Aug 2024Simatic S7 Frontsteckmodul 6ES7 921-3AG00-0AA0 NOVeBay 405138712792Neu: Sonstige (siehe Artikelbeschreibung)21.89 [Germany]0No sale recordedDE
01 Aug 2024Simatic S7 Frontsteckmodul 6ES7 921-3AG00-0AA0 OVPeBay 405137824863Neu: Sonstige (siehe Artikelbeschreibung)27.41 [Germany]0No sale recordedDE
02 Jul 2024Simatic S7 Frontsteckmodul 6ES7 921-3AG00-0AA0 OVPeBay 405074029747Neu: Sonstige (siehe Artikelbeschreibung)27.04 [Germany]0No sale recordedDE
11 Jun 2024SIEMENS 6ES7 921-3AG00-0AA0 -NEW-eBay 355783529577New - Open box$56.870No sale recordedCN
05 Oct 2023power strip SIEMENS SIMATIC S7-300 6ES7 921-3AG00-0AA0 /#5 R0AT 2203eBay 196013909836New$37.960No sale recordedPL
16 Mar 2023SIEMENS SIMATIC S7-300 6ES7 921-3AG00-0AA0 / #Z 4G1 6235eBay 185816276211Used$22.040No sale recordedPL
07 Sep 2022SIEMENS SIMATIC S7-300 rail 6ES7 921-3AG00-0AA0 / #Z 4G1 6235eBay 185570226899Used$23.410No sale recordedPL
07 Sep 2022SIEMENS SIMATIC S7-300 rail 6ES7 921-3AG00-0AA0 / # Z 4G1 7606eBay 185570227440New$37.960No sale recordedPL
09 Mar 2021SIEMENS SIMATIC S7-300 rail 6ES7 921-3AG00-0AA0 / # 8 RT1 6433eBay 184702692816Used$18.400No sale recordedPL
09 Mar 2021SIEMENS SIMATIC S7-300 rail 6ES7 921-3AG00-0AA0 / # 8 RT1 7989eBay 184702410838Used$34.400No sale recordedPL
10 Nov 20191pcs new Siemens 6ES7 921-3AG00-0AA0eBay 113958972800New$89.000No sale recordedCN
10 Jun 2018SIEMENS SIMATIC MODULE 6es7 921-3ag00-0aa0 Front side plugin module s7-300eBay 292599047398New$59.000No sale recordedUS
04 May 2018SIEMENS SIMATIC MODULE 6es7 921-3ag00-0aa0 Front side plugin module s7-300eBay 292549679364New$59.000No sale recordedUS
30 Mar 2018SIEMENS SIMATIC MODULE 6es7 921-3ag00-0aa0 Front side plugin module s7-300eBay 292503836666New$59.000No sale recordedUS
27 Jan 2018SIEMENS SIMATIC MODULE 6es7 921-3ag00-0aa0 Front side plugin module s7-300eBay 292425948885New$59.000No sale recordedUS
29 Oct 2017SIEMENS SIMATIC MODULE 6es7 921-3ag00-0aa0 Front side plugin module s7-300eBay 292310296885New$59.000No sale recordedUS
29 Sep 2017SIEMENS SIMATIC MODULE 6es7 921-3ag00-0aa0 Front side plugin module s7-300eBay 292273793556New$59.000No sale recordedUS
30 Aug 2017SIEMENS SIMATIC MODULE 6es7 921-3ag00-0aa0 Front side plugin module s7-300eBay 292232178041New$59.000No sale recordedUS
How to read these records

Dollar amounts are recorded US-dollar prices. Bracketed labels identify other marketplaces, whose currency was not recorded. Recorded quantities sold indicate marketplace activity. Recorded active is the status retained in the archive.

Browse neighboring part numbers by prefix

Neighboring part numbers

6ES7921-3AC00-0AA06ES7921-3AF00-0AA06ES7921-3AF20-0AA06ES7921-3AG20-0AA06ES7921-3AH00-0AA06ES7921-3AK20-0AA0

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6ES7331-7KF02-0AB06AU1445-0AA00-0AA16SN1123-1AA00-0CA16ES7141-5BF00-0BA06SN1145-1AA01-0AA16ES7131-6BF00-0CA06SN1118-0AA11-0AA06ES7318-3EL01-0AB06EP3310-6SB00-0AY06GK7243-2AX01-0XA06SN1123-1AA00-0EA16SN1123-1AA00-0DA16SN1123-1AB00-0CA17KM3133-0BA00-3AA06ES7414-2XG01-0AB0

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