Siemens / PLCs and I/O (SIMATIC)
6ES7321-1BL80-0AA0
First listing start: 07 Mar 2022Last listing start: 11 May 2026
Recorded price history
USDSold recordedNo sale recordedMonthly median
Linear price scale. Dates are listing starts.
Median recorded price, all years$409.09
16 plotted records from 16 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 |
|---|---|---|---|---|---|---|
| 11 May 2026 | 1PC 6ES7321-1BL80-0AA0 Siemens Brand New Good QualityeBay 287325909910 | New | $406.46 | 0 | Recorded active | CN |
| 04 May 2026 | Siemens Simatic 6ES7 321-1BL80-0AA0 6ES7321-1BL80-0AA0 E-Stand 1eBay 147293560194 | Used | $283.14 | 0 | Recorded active | DE |
| 28 Mar 2026 | 6ES7321-1BL80-0AA0 Siemens 6ES7 321-1BL80-0AA0 Simatic SIEMENS SIMATIC S7-300eBay 168268640782 | New | $409.88 | 0 | Recorded active | CN |
| 09 Mar 2026 | 6ES7321-1BL80-0AA0 SIMATIC S7 SIEMENS TESTED | WITH WARRANTY | EXPRESS DELIVERYeBay 327036549158 | Used | $492.76 | 0 | Recorded active | PL |
| 07 Jan 2026 | Siemens S7-300 Digital Input SM321 6ES7321-1BL80-0AA0 6ES7 321-1BL80-0AA0eBay 127609917995 | Gebraucht | 146.11 [DE] | 0 | Recorded active | DE |
| 03 Dec 2025 | 1PC New SIEMENS 6ES7321-1BL80-0AA0 DHL Express Free shipping us free taxeBay 357976741736 | New | $507.28 | 0 | Recorded active | CN |
| 08 Nov 2025 | Siemens S7-300 Digital Input SM321 6ES7321-1BL80-0AA0 6ES7 321-1BL80-0AA0eBay 146949782405 | Gebraucht | 144.58 [DE] | 0 | Recorded active | DE |
| 08 Oct 2025 | 1PC New SIEMENS 6ES7321-1BL80-0AA0 PLCeBay 227014227983 | New | $412.05 | 0 | Recorded active | CN |
| 08 Oct 2025 | 1PC New SIEMENS 6ES7321-1BL80-0AA0eBay 157375020542 | New | $410.00 | 0 | Recorded active | CN |
| 05 Sep 2025 | New, Siemens 6ES7321-1BL80-0AA0 [24 Months Warranty]eBay 187545932853 | New - Open box | $502.44 | 0 | Recorded active | CZ |
| 27 Aug 2025 | 1PC New SIEMENS 6ES7321-1BL80-0AA0eBay 365825626388 | New | $203.00 | 0 | Recorded active | CN |
| 13 Aug 2025 | Siemens S7-300 Digital Input SM321 6ES7321-1BL80-0AA0 6ES7 321-1BL80-0AA0eBay 406129878618 | Gebraucht | 145.94 [DE] | 0 | Recorded active | DE |
| 01 Aug 2025 | New in Box 6ES7321-1BL80-0AA0 Siemens Fast ShippingeBay 357393232838 | New | $409.08 | 0 | Recorded active | US |
| 01 Aug 2025 | 1PC New SIEMENS 6ES7321-1BL80-0AA0eBay 376449369137 | New | $404.10 | 0 | Recorded active | CN |
| 25 Jul 2025 | 1PC New SIEMENS 6ES7321-1BL80-0AA0eBay 177292009635 | New | $409.10 | 0 | Recorded active | CN |
| 16 Jul 2025 | Siemens 6ES7321-1BL80-0AA0 Refurbished SIMATIC S7-300, DIGITAL INPUT SM 321,eBay 286709684287 | Seller refurbished | $338.34 | 0 | Recorded active | NL |
| 07 Jul 2024 | Siemens 6ES7321-1BL80-0AA0 6ES7 321-1BL80-0AA0 Simatic S7 Digitale ModuleeBay 235643216278 | Used | $102.15 | 1 | Sold recorded | DE |
| 15 Mar 2024 | Siemens 6ES7321-1BL80-0AA0 6ES7 321-1BL80-0AA0 Simatic S7 Digitale ModuleeBay 235476014705 | Gebraucht | 99.92 [Germany] | 0 | Recorded active | DE |
| 15 Mar 2024 | Siemens 6ES7321-1BL80-0AA0 6ES7 321-1BL80-0AA0 Simatic S7 Digitale ModuleeBay 235476015082 | Used | $188.17 | 0 | No sale recorded | DE |
| 21 Dec 2022 | 6ES7321-1BL80-0AA0 Siemens 6ES7 321-1BL80-0AA0 Simatic SIEMENS SIMATIC S7-300eBay 185706714715 | New - Open box | $604.22 | 0 | Recorded active | IN |
| 07 Mar 2022 | SIEMENS 6ES7321-1BL80-0AA0 Simatic S7-300 E:02 'Ecke abgebrochen' -used-eBay 154887326960 | Gebraucht | 198.40 [Germany] | 1 | Sold 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.