Siemens / PLCs and I/O (SIMATIC)
6ES7421-1BL00-OAAO
First listing start: 15 Apr 2017Last listing start: 29 Aug 2025
Recorded price history
USDSold recordedNo sale recordedMonthly median
Linear price scale. Dates are listing starts.
Median recorded price, all years$159.20
10 plotted records from 10 US-dollar records in this range. Monthly medians use all records in each calendar month.
Archived listings
10 recorded listings| Listing start | Archived listing | Condition | Recorded price | Qty sold | Archive status | Country |
|---|---|---|---|---|---|---|
| 29 Aug 2025 | ONE USED- Siemens 6ES7 421-1BL00-OAAOeBay 167752223225 | Used | $238.63 | 0 | Recorded active | CN |
| 20 Dec 2020 | ONE USED- Siemens 6ES7 421-1BL00-OAAOeBay 284121203606 | Used | $220.79 | 0 | No sale recorded | CN |
| 04 Jan 2019 | 1PC USED Siemens PLC 6ES7 421-1BL00-OAAO #t8eBay 143079314852 | Used | $192.00 | 0 | No sale recorded | CN |
| 03 May 2018 | 1pc 6ES7 421-1BL00-OAAO Siemens PLCeBay 273191645423 | Used | $159.20 | 0 | No sale recorded | CN |
| 28 Feb 2018 | 1pc 6ES7 421-1BL00-OAAO Siemens PLCeBay 273088520941 | Used | $159.20 | 0 | No sale recorded | CN |
| 20 Nov 2017 | 1pc 6ES7 421-1BL00-OAAO Siemens PLCeBay 272946047375 | Used | $159.20 | 0 | No sale recorded | CN |
| 28 Aug 2017 | 1pc 6ES7 421-1BL00-OAAO Siemens PLCeBay 282628088815 | Used | $159.20 | 0 | No sale recorded | CN |
| 26 Jul 2017 | 1pc 6ES7 421-1BL00-OAAO Siemens PLCeBay 302395107322 | Used | $159.20 | 0 | No sale recorded | CN |
| 21 Jun 2017 | 1pc 6ES7 421-1BL00-OAAO Siemens PLCeBay 282537406507 | Used | $159.20 | 0 | No sale recorded | CN |
| 15 Apr 2017 | 1pc 6ES7 421-1BL00-OAAO Siemens PLCeBay 282434432224 | Used | $159.20 | 0 | No sale recorded | CN |
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.