PartHistory
Siemens / PLCs and I/O (SIMATIC)

6ES5521-8MB12

PLCs and I/O (SIMATIC) family illustration
Recorded listings
28
Recorded quantity sold
2
Median recorded price
$810.5724 US-dollar records
Recorded price range
$385.42to $11742.90 USD
First listing start: 25 Sep 2019Last listing start: 06 May 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.0.005000.0010000.0015000.0020000.00Sep 2019May 2021Jan 2023Sep 2024May 20262019-09-25: US$2235.21; no sale recorded2020-08-02: US$11742.90; no sale recorded2020-08-02: US$2470.22; no sale recorded2020-08-02: US$1646.40; no sale recorded2020-08-02: US$2058.30; no sale recorded2023-04-19: US$385.42; no sale recorded2026-01-21: US$900.63; no sale recorded2026-01-26: US$900.63; no sale recorded2026-02-03: US$900.63; no sale recorded2026-02-08: US$810.57; no sale recorded2026-02-20: US$810.57; no sale recorded2026-02-23: US$810.57; no sale recorded2026-03-09: US$810.57; no sale recorded2026-03-11: US$810.57; no sale recorded2026-03-15: US$810.57; no sale recorded2026-03-16: US$810.57; no sale recorded2026-03-21: US$810.57; no sale recorded2026-03-23: US$810.57; no sale recorded2026-03-28: US$810.57; no sale recorded2026-04-03: US$810.57; no sale recorded2026-04-19: US$729.51; no sale recorded2026-04-25: US$729.51; no sale recorded2026-04-27: US$729.51; no sale recorded2026-05-06: US$399.00; 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.0.005000.0010000.0015000.0020000.00Sep 2019Jan 2023May 20262019-09-25: US$2235.21; no sale recorded2020-08-02: US$11742.90; no sale recorded2020-08-02: US$2470.22; no sale recorded2020-08-02: US$1646.40; no sale recorded2020-08-02: US$2058.30; no sale recorded2023-04-19: US$385.42; no sale recorded2026-01-21: US$900.63; no sale recorded2026-01-26: US$900.63; no sale recorded2026-02-03: US$900.63; no sale recorded2026-02-08: US$810.57; no sale recorded2026-02-20: US$810.57; no sale recorded2026-02-23: US$810.57; no sale recorded2026-03-09: US$810.57; no sale recorded2026-03-11: US$810.57; no sale recorded2026-03-15: US$810.57; no sale recorded2026-03-16: US$810.57; no sale recorded2026-03-21: US$810.57; no sale recorded2026-03-23: US$810.57; no sale recorded2026-03-28: US$810.57; no sale recorded2026-04-03: US$810.57; no sale recorded2026-04-19: US$729.51; no sale recorded2026-04-25: US$729.51; no sale recorded2026-04-27: US$729.51; no sale recorded2026-05-06: US$399.00; no sale recorded
Sold recordedNo sale recordedMonthly median

Linear price scale. Dates are listing starts.

Median recorded price, all years$810.57

24 plotted records from 24 US-dollar records in this range. Monthly medians use all records in each calendar month.

Archived listings

28 recorded listings
Listing startArchived listingConditionRecorded priceQty soldArchive statusCountry
06 May 2026Siemens 6ES5521-8MB12 6ES5 521-8MB12 SIMATIC S5 CP 521 BASIC Comm ModuleeBay 157890380880Used$399.000Recorded activeUS
27 Apr 2026SIEMENS 6ES5521-8MB12 / 6ES55218MB12 (USED)eBay 397883746348Used$729.510Recorded activeUS
25 Apr 2026SIEMENS 6ES5521-8MB12 / 6ES55218MB12 (USED)eBay 318201249001Used$729.510Recorded activeUS
19 Apr 2026SIEMENS 6ES5521-8MB12 / 6ES55218MB12 (USED)eBay 318170670149Used$729.510Recorded activeUS
03 Apr 2026SIEMENS 6ES5521-8MB12 / 6ES55218MB12 (USED)eBay 318098093591Used$810.570Recorded activeUS
28 Mar 2026SIEMENS 6ES5521-8MB12 / 6ES55218MB12 (USED)eBay 236718875205Used$810.570Recorded activeUS
23 Mar 2026SIEMENS 6ES5521-8MB12 / 6ES55218MB12 (USED)eBay 318045673156Used$810.570Recorded activeUS
21 Mar 2026SIEMENS 6ES5521-8MB12 / 6ES55218MB12 (USED)eBay 397741458177Used$810.570Recorded activeUS
16 Mar 2026SIEMENS 6ES5521-8MB12 / 6ES55218MB12 (USED)eBay 236691070539Used$810.570Recorded activeUS
15 Mar 2026SIEMENS 6ES5521-8MB12 / 6ES55218MB12 (USED)eBay 318006813551Used$810.570Recorded activeUS
11 Mar 2026SIEMENS 6ES5521-8MB12 / 6ES55218MB12 (USED)eBay 397699409283Used$810.570Recorded activeUS
09 Mar 2026SIEMENS 6ES5521-8MB12 / 6ES55218MB12 (USED)eBay 317974160834Used$810.570Recorded activeUS
23 Feb 2026SIEMENS 6ES5521-8MB12 / 6ES55218MB12 (USED)eBay 397640216488Used$810.570Recorded activeUS
20 Feb 2026SIEMENS 6ES5521-8MB12 / 6ES55218MB12 (USED)eBay 317901644521Used$810.570Recorded activeUS
08 Feb 2026SIEMENS 6ES5521-8MB12 / 6ES55218MB12 (USED)eBay 317854647486Used$810.570Recorded activeUS
03 Feb 2026SIEMENS 6ES5521-8MB12 / 6ES55218MB12 (USED)eBay 397565878459Used$900.630Recorded activeUS
26 Jan 2026SIEMENS 6ES5521-8MB12 / 6ES55218MB12 (USED)eBay 317803063668Used$900.630Recorded activeUS
21 Jan 2026SIEMENS 6ES5521-8MB12 / 6ES55218MB12 (USED)eBay 317784993496Used$900.630Recorded activeUS
03 Oct 2024SIEMENS SIMATIC S5 6ES5521-8MB12 6ES5 521-8MB12 E-Stand: 03 -used-eBay 126704594770Gebraucht38.39 [Germany]1Sold recordedDE
02 Oct 2024SIEMENS SIMATIC S5 6ES5521-8MB12 6ES5 521-8MB12 E-Stand: 03 -used-eBay 126702588330Gebraucht38.56 [Germany]0No sale recordedDE
25 May 2023SIMATIC S5 CP521 SERIELLE SCHNITTSTELLE - 6ES5521-8MB12 (NS)eBay 115814631781Neu930.80 [Germany]0Recorded activeCH
19 Apr 2023Siemens 6ES5521-8MB12 6ES5 521-8MB12 S5-90U/-95U/F-100U/-ET200U CP521 Com ModuleeBay 404252587359Used$385.420Recorded activeUS
08 Mar 2022SIMATIC S5 CP521 SERIELLE SCHNITTSTELLE, 6ES5521-8MB12 (NS)eBay 125188081140Neu749.71 [Germany]1Sold recordedCH
02 Aug 2020SIEMENS 6ES5521-8MB12 / 6ES55218MB12 (NEW NO BOX)eBay 392894286799New - Open box$2058.300No sale recordedUS
02 Aug 2020SIEMENS 6ES5521-8MB12 / 6ES55218MB12 (USED TESTED CLEANED)eBay 392894286788Used$1646.400No sale recordedUS
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

6ES5521-8MA226ES5521-8MA22/6ES56ES5521-8MB116ES55218MA216ES55218MA226ES5523-3UA11

Related part numbers

6ES5431-4UA126ES5700-8MA116ES5752-0AA126ES5924-3SA116ES5923-3UA116ES5095-8MA016ES5095-8MA036ES5458-7LA126ES5752-0AA226ES5922-3UA116SE7021-8TB51-Z6ES5430-4UA136ES5760-1AA116ES5955-3LC146ES5458-7LA11

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