PartHistory
Siemens / PLCs and I/O (SIMATIC)

6ES7921-3AA20-0AA0

PLCs and I/O (SIMATIC) family illustration
Recorded listings
42
Recorded quantity sold
13
Median recorded price
$72.9638 US-dollar records
Recorded price range
$9.95to $280.00 USD
First listing start: 20 Jun 2017Last listing start: 06 Nov 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.0.00100.00200.00300.00400.00Jun 2017Oct 2019Feb 2022Jun 2024Nov 20262017-06-20: US$101.00; no sale recorded2017-06-22: US$99.00; no sale recorded2017-06-23: US$88.80; no sale recorded2017-10-20: US$89.13; no sale recorded2017-10-23: US$101.00; no sale recorded2018-05-06: US$44.42; no sale recorded2018-05-09: US$95.00; no sale recorded2018-05-11: US$95.00; no sale recorded2018-05-12: US$88.93; no sale recorded2018-05-14: US$81.60; no sale recorded2018-05-22: US$25.52; no sale recorded2018-05-22: US$48.40; no sale recorded2018-05-22: US$43.31; no sale recorded2018-06-20: US$40.41; no sale recorded2018-07-12: US$78.91; no sale recorded2019-01-06: US$20.00; sold recorded2019-01-18: US$81.49; no sale recorded2019-10-06: US$78.12; no sale recorded2019-10-31: US$87.80; no sale recorded2020-12-05: US$9.95; no sale recorded2022-04-20: US$159.43; no sale recorded2022-06-09: US$81.25; no sale recorded2022-06-24: US$24.60; sold recorded2022-06-24: US$27.50; sold recorded2022-06-29: US$22.96; sold recorded2022-09-10: US$159.43; no sale recorded2022-10-22: US$19.00; sold recorded2023-01-12: US$280.00; no sale recorded2023-03-17: US$24.71; no sale recorded2023-05-29: US$39.00; no sale recorded2023-09-02: US$159.43; no sale recorded2023-10-14: US$24.71; no sale recorded2024-03-02: US$65.99; no sale recorded2025-04-01: US$67.78; no sale recorded2025-04-01: US$67.79; no sale recorded2025-08-01: US$154.65; no sale recorded2026-10-28: US$33.36; no sale recorded2026-11-06: US$16.82; 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.0.00100.00200.00300.00400.00Jun 2017Feb 2022Nov 20262017-06-20: US$101.00; no sale recorded2017-06-22: US$99.00; no sale recorded2017-06-23: US$88.80; no sale recorded2017-10-20: US$89.13; no sale recorded2017-10-23: US$101.00; no sale recorded2018-05-06: US$44.42; no sale recorded2018-05-09: US$95.00; no sale recorded2018-05-11: US$95.00; no sale recorded2018-05-12: US$88.93; no sale recorded2018-05-14: US$81.60; no sale recorded2018-05-22: US$25.52; no sale recorded2018-05-22: US$48.40; no sale recorded2018-05-22: US$43.31; no sale recorded2018-06-20: US$40.41; no sale recorded2018-07-12: US$78.91; no sale recorded2019-01-06: US$20.00; sold recorded2019-01-18: US$81.49; no sale recorded2019-10-06: US$78.12; no sale recorded2019-10-31: US$87.80; no sale recorded2020-12-05: US$9.95; no sale recorded2022-04-20: US$159.43; no sale recorded2022-06-09: US$81.25; no sale recorded2022-06-24: US$24.60; sold recorded2022-06-24: US$27.50; sold recorded2022-06-29: US$22.96; sold recorded2022-09-10: US$159.43; no sale recorded2022-10-22: US$19.00; sold recorded2023-01-12: US$280.00; no sale recorded2023-03-17: US$24.71; no sale recorded2023-05-29: US$39.00; no sale recorded2023-09-02: US$159.43; no sale recorded2023-10-14: US$24.71; no sale recorded2024-03-02: US$65.99; no sale recorded2025-04-01: US$67.78; no sale recorded2025-04-01: US$67.79; no sale recorded2025-08-01: US$154.65; no sale recorded2026-10-28: US$33.36; no sale recorded2026-11-06: US$16.82; no sale recorded
Sold recordedNo sale recordedMonthly median

Linear price scale. Dates are listing starts.

Median recorded price, all years$72.96

38 plotted records from 38 US-dollar records in this range. Monthly medians use all records in each calendar month.

Archived listings

42 recorded listings
Listing startArchived listingConditionRecorded priceQty soldArchive statusCountry
12 Jul 20181Pc Siemens Plug-In 6ES7 921-3AA20-0AA0 New gbeBay 263810427482New$78.910No sale recordedCN
20 Jun 2018SIEMENS 6ES7 921-3AA20-0AA0, FRONT CONNECTOR MODULE, NEW* #252850eBay 183283624743New - Open box$40.410No sale recordedUS
22 May 2018SIEMENS 6ES7 921-3AA20-0AA0, FRONT CONNECTOR MODULE, NEW #250343eBay 192547582126New$43.310No sale recordedUS
22 May 2018SIEMENS 6ES7 921-3AA20-0AA0, FRONT CONNECTOR MODULE, NEW #250342eBay 173330421055New$48.400No sale recordedUS
22 May 2018SIEMENS 6ES7 921-3AA20-0AA0, FRONT CONNECTOR MODULE #250542eBay 183237557348Used$25.520No sale recordedUS
14 May 20181PcSiemens 6ES7 921-3AA20-0AA0 New free shippingeBay 323255520042New$81.600No sale recordedCN
12 May 20181Pc Siemens Plug-In 6ES7 921-3AA20-0AA0 NeweBay 263681720496New$88.930No sale recordedCN
11 May 20181PC NEW 6ES7 921-3AA20-0AA0 SIEMENS free shippingeBay 123126095853New$95.000No sale recordedCN
09 May 20181PC NEW SIEMENS 6ES7 921-3AA20-0AA0 free shipping eBay 123123532903New$95.000No sale recordedCN
06 May 2018SIEMENS 6ES7 921-3AA20-0AA0 FRONT CONNECTOReBay 332642801459Used$44.420No sale recordedUS
23 Oct 2017NEW IN BOX SIEMENS plug-in 6ES7 921-3AA20-0AA0 6ES7921-3AA20-0AA0 *SHIP TODAY*eBay 122769443263New$101.000No sale recordedHK
20 Oct 2017New in box SIEMENS plug-in 6ES7 921-3AA20-0AA0 One year warrantyeBay 282701300109New$89.130No sale recordedHK
23 Jun 20171PC New in box SIEMENS plug-in 6ES7 921-3AA20-0AA0 eBay 201962399903New$88.800No sale recordedCN
22 Jun 2017*SHIP TODAY* NEW IN BOX SIEMENS plug-in 6ES7 921-3AA20-0AA0 6ES7921-3AA20-0AA0eBay 263050940248New$99.000No sale recordedCN
20 Jun 2017NEW IN BOX SIEMENS plug-in 6ES7 921-3AA20-0AA0 6ES7921-3AA20-0AA0 *SHIP TODAY*eBay 112449807354New$101.000No sale recordedHK
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

921-2HA22-3AA1921-2HA316ES7921-3AA00-0AA06ES7921-3AB00-0AA06ES7921-3AB20-0AA06ES7921-3AC00-0AA0

Related part numbers

910-1AA30-1AA06SN1118-0AA11-0AA06AU1445-0AA00-0AA16ES7194-4GB60-0AA0972-0BA52-0XA06ES7216-2AD23-0XB06SN1123-1AA00-0CA16SN1145-1AA01-0AA16SN1121-0BA11-0AA16SN1123-1AA00-0EA16SN1118-0AA11-0AA16SN1123-1AA00-0DA17KM3133-0BA00-3AA06ES7331-7KF02-0AB0331-1KF02-0AB0

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