Siemens / PLCs and I/O (SIMATIC)
6ES7921-3AA00-0AA0
First listing start: 17 Apr 2021Last listing start: 01 Apr 2026
Recorded price history
USDSold recordedNo sale recordedMonthly median
Linear price scale. Dates are listing starts.
Median recorded price, all years$101.24
10 plotted records from 10 US-dollar records in this range. Monthly medians use all records in each calendar month.
Archived listings
21 recorded listings| Listing start | Archived listing | Condition | Recorded price | Qty sold | Archive status | Country |
|---|---|---|---|---|---|---|
| 01 Apr 2026 | Siemens SIMATIC S7 6ES7921-3AA00-0AA0 6ES7 921-3AA00-0AA0 E-Stand: 01 -sealed-eBay 406820590227 | Neu: Sonstige (siehe Artikelbeschreibung) | 45.06 [DE] | 0 | Recorded active | DE |
| 24 Feb 2026 | 4pcs Siemens 6ES7921-3AA00-0AA0 6ES7 921-3AA00-0AA0eBay 267585255257 | Used | $98.69 | 0 | Recorded active | BE |
| 23 Jan 2026 | Siemens SIMATIC S7 6ES7921-3AA00-0AA0 6ES7 921-3AA00-0AA0 E-Stand: 01 -sealed-eBay 168105135533 | Neu: Sonstige (siehe Artikelbeschreibung) | 45.84 [DE] | 0 | Recorded active | DE |
| 29 Nov 2025 | 4pcs Siemens 6ES7921-3AA00-0AA0 6ES7 921-3AA00-0AA0eBay 267495051904 | Used | $101.50 | 0 | Recorded active | BE |
| 22 Nov 2025 | 4pcs Siemens 6ES7921-3AA00-0AA0 6ES7 921-3AA00-0AA0eBay 267486391565 | Used | $100.97 | 0 | Recorded active | BE |
| 22 Nov 2025 | 4pcs SIEMENS 6ES7921-3AA00-0AA0 6ES7 921-3AA00-0AA0eBay 267486285767 | D'occasion | $100.97 | 0 | Recorded active | BE |
| 01 Jun 2025 | NEW SIEMENS 6ES7921-3AA00-0AA0 [24 MONTHS WARRANTY]eBay 177143894263 | Neu | 32.95 [DE] | 0 | Recorded active | CZ |
| 26 Mar 2025 | 4pcs SIEMENS 6ES7921-3AA00-0AA0 6ES7 921-3AA00-0AA0 eBay 267200992418 | Used | $55.00 | 0 | Recorded active | BE |
| 30 Jan 2025 | Siemens SIMATIC S7 6ES7921-3AA00-0AA0 6ES7 921-3AA00-0AA0 E-Stand: 01 -sealed-eBay 167284498435 | Neu: Sonstige (siehe Artikelbeschreibung) | 40.64 [DE] | 0 | Recorded active | DE |
| 24 Dec 2024 | Siemens Front Plug Module 6ES7921-3AA00-0AA0 ( 6ES7 921-3AA00-0AA0 )eBay 267105342199 | Gebraucht | 18.73 [DE] | 0 | Recorded active | DE |
| 16 Oct 2024 | 4pcs Siemens 6ES7921-3AA00-0AA0 6ES7 921-3AA00-0AA0eBay 267030238313 | Used | $95.68 | 0 | No sale recorded | BE |
| 02 Apr 2024 | NEW SIEMENS 6ES7921-3AA00-0AA0 [24 MONTHS WARRANTY]eBay 186372573610 | Neu | 30.58 [Germany] | 1 | Sold recorded | CZ |
| 17 Mar 2024 | 4pcs Siemens 6ES7921-3AA00-0AA0 6ES7 921-3AA00-0AA0 Front ConnectoreBay 266725262493 | Used | $109.95 | 0 | No sale recorded | BE |
| 01 Mar 2024 | 4pcs Siemens 6ES7921-3AA00-0AA0 6ES7 921-3AA00-0AA0 Front ConnectoreBay 266698006077 | Used | $109.95 | 0 | No sale recorded | BE |
| 13 Oct 2023 | 4pcs Siemens 6ES7921-3AA00-0AA0 6ES7 921-3AA00-0AA0 Front ConnectoreBay 266453868815 | Used | $106.35 | 0 | No sale recorded | BE |
| 10 Jul 2023 | SIEMENS 6ES7921-3AA00-0AA0 / 6ES79213AA000AA0 (NEW IN BOX)eBay 235084569751 | New - Open box | $115.00 | 1 | Sold recorded | US |
| 24 Feb 2023 | SIEMENS 6ES7921-3AA00-0AA0 6ES79213AA000AA0 ERWEITERUNGSMODUL ID92967eBay 175626694378 | Gebraucht | 141.91 [Germany] | 1 | Sold recorded | PL |
| 07 Dec 2022 | Siemens SIMATIC S7 6ES7921-3AA00-0AA0 6ES7 921-3AA00-0AA0 E-Stand: 01 -sealed-eBay 404039403260 | Neu: Sonstige (siehe Artikelbeschreibung) | 42.86 [Germany] | 0 | No sale recorded | DE |
| 24 Aug 2022 | Siemens Simatic 6ES7921-3AA00-0AA0 Frontsteckmodul #70024eBay 155132319657 | Gebraucht | 15.78 [Germany] | 0 | Recorded active | DE |
| 17 Apr 2021 | SIEMENS SIMATIC S7 BUS Connector 6ES7921-3AA00-0AA0 6ES7 921-3AA00-0AA0 Vers. 02eBay 313496882207 | Neu | 34.59 [Germany] | 0 | No sale recorded | DE |
| 17 Apr 2021 | SIEMENS SIMATIC S7 BUS Connector 6ES7921-3AA00-0AA0 6ES7 921-3AA00-0AA0 Vers. 02eBay 313496881721 | Neu | 41.74 [Germany] | 0 | No sale recorded | DE |
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.