Siemens / PLCs and I/O (SIMATIC)
6ES7921-3AA20-0AA0
First listing start: 20 Jun 2017Last listing start: 01 Aug 2025
Recorded price history
USDSold recordedNo sale recordedMonthly median
Linear price scale. Dates are listing starts.
Median recorded price, all years$78.52
36 plotted records from 36 US-dollar records in this range. Monthly medians use all records in each calendar month.
Archived listings
40 recorded listings| Listing start | Archived listing | Condition | Recorded price | Qty sold | Archive status | Country |
|---|---|---|---|---|---|---|
| 01 Aug 2025 | 1Pc Siemens Plug-In 6ES7 921-3AA20-0AA0 New ufeBay 205647258500 | New | $154.65 | 0 | Recorded active | CN |
| 01 Apr 2025 | Siemens 6ES7 921-3AA20-0AA0 Front Connector 01 KU P6eBay 405714933032 | Used | $67.79 | 0 | Recorded active | IN |
| 01 Apr 2025 | Siemens 6ES7 921-3AA20-0AA0 ConnectoreBay 405714926142 | Used | $67.78 | 0 | Recorded active | IN |
| 03 Dec 2024 | Simatic S7 Anschlusstecker 6ES7 921-3AA20-0AA0 SIEeBay 405397015615 | Neu: Sonstige (siehe Artikelbeschreibung) | 42.11 [Germany] | 0 | No sale recorded | DE |
| 02 Dec 2024 | Simatic S7 Anschlusstecker 6ES7 921-3AA20-0AA0 OVPeBay 405395560904 | Neu: Sonstige (siehe Artikelbeschreibung) | 31.54 [Germany] | 1 | Sold recorded | DE |
| 06 Oct 2024 | Simatic S7 Anschlusstecker 6ES7 921-3AA20-0AA0 GEBeBay 405269228121 | Gebraucht | 16.21 [Germany] | 0 | No sale recorded | DE |
| 02 Jul 2024 | Simatic S7 Anschlusstecker 6ES7 921-3AA20-0AA0 OVPeBay 405074029776 | Neu: Sonstige (siehe Artikelbeschreibung) | 32.90 [Germany] | 0 | No sale recorded | DE |
| 02 Mar 2024 | Siemens 6ES7 921-3AA20-0AA0 Front Connector 01 KU P6eBay 315194616321 | Used | $65.99 | 0 | No sale recorded | IN |
| 14 Oct 2023 | SIEMENS SIMATIC S7-300 6ES7 921-3AA20-0AA0 /#C R0AT 2109eBay 175963074867 | Used | $24.71 | 0 | No sale recorded | PL |
| 02 Sep 2023 | 1Pc Siemens Plug-In 6ES7 921-3AA20-0AA0 New ufeBay 305113407972 | New | $159.43 | 0 | Recorded active | CN |
| 29 May 2023 | Siemens 6ES7 921-3AA20-0AA0, Free shipping, 2 Year WarrantyeBay 166133663552 | Seller refurbished | $39.00 | 0 | Recorded active | BG |
| 17 Mar 2023 | SIEMENS SIMATIC S7-300 6ES7 921-3AA20-0AA0 /#C R0AT 2109eBay 185817784804 | Used | $24.71 | 0 | No sale recorded | PL |
| 12 Jan 2023 | 15pcs Siemens 6ES7 921-3AA20-0AA0 New in Box!!eBay 354514679798 | New | $280.00 | 0 | Recorded active | CZ |
| 22 Oct 2022 | Siemens Simatic S7 6ES7 921-3AA20-0AA0 6ES7921-3AA20-0AA0 front connectoreBay 325393707153 | Used | $19.00 | 2 | Sold recorded | PT |
| 10 Sep 2022 | 6ES7 921-3AA20-0AA0 New 1Pc Siemens Plug-In kyeBay 385108551500 | New | $159.43 | 0 | No sale recorded | CN |
| 29 Jun 2022 | SIEMENS 6ES7 921-3AA20-0AA0, FRONT CONNECTOR MODULE, NEW* #252850eBay 175335240697 | New - Open box | $22.96 | 1 | Sold recorded | US |
| 24 Jun 2022 | SIEMENS 6ES7 921-3AA20-0AA0, FRONT CONNECTOR MODULE, NEW #250342eBay 175330104462 | New | $27.50 | 2 | Sold recorded | US |
| 24 Jun 2022 | SIEMENS 6ES7 921-3AA20-0AA0, FRONT CONNECTOR MODULE, NEW #250343eBay 185476948867 | New | $24.60 | 4 | Sold recorded | US |
| 09 Jun 2022 | 1PCS Brand New SIEMENS plug-in 6ES7 921-3AA20-0AA0 Fast ship with warrantyeBay 275343756723 | New | $81.25 | 0 | No sale recorded | CN |
| 20 Apr 2022 | 1Pc Siemens Plug-In 6ES7 921-3AA20-0AA0 New opeBay 265653789886 | New | $159.43 | 0 | No sale recorded | CN |
| 05 Dec 2020 | 3 pcs Siemens SIMATIC 6ES7 921-3AA20-0AA0 connector 6ES7921-3AA20-0AA0 S7-300eBay 224265181303 | New - Open box | $9.95 | 0 | No sale recorded | US |
| 31 Oct 2019 | 1PC New in box SIEMENS plug-in 6ES7 921-3AA20-0AA0 eBay 202811549314 | New | $87.80 | 0 | No sale recorded | CN |
| 06 Oct 2019 | 1Pc Siemens Plug-In 6ES7 921-3AA20-0AA0 New xceBay 254380490431 | New | $78.12 | 0 | No sale recorded | CN |
| 18 Jan 2019 | 1PC Brand New SIEMENS plug-in 6ES7 921-3AA20-0AA0 #RS19eBay 323654780245 | New | $81.49 | 0 | No sale recorded | CN |
| 06 Jan 2019 | SIEMENS 6ES7 921-3AA20-0AA0 FRONT CONNECTOReBay 132910578751 | New other (see details) | $20.00 | 3 | Sold recorded | US |
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.