PartHistory
Siemens / PLCs and I/O (SIMATIC)

6ES5421-8MA11

PLCs and I/O (SIMATIC) family illustration
Recorded listings
117
Recorded quantity sold
14
Median recorded price
$47.07104 US-dollar records
Recorded price range
$8.40to $389.97 USD
First listing start: 19 Apr 2017Last listing start: 24 Jul 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.0.00200.00400.00600.00800.00Apr 2017Jul 2019Nov 2021Mar 2024Jul 20262017-04-19: US$389.46; no sale recorded2017-05-21: US$389.46; no sale recorded2017-06-16: US$46.23; no sale recorded2017-07-24: US$93.10; no sale recorded2017-07-26: US$389.72; no sale recorded2017-08-20: US$46.23; no sale recorded2018-01-02: US$96.75; no sale recorded2018-01-20: US$46.23; no sale recorded2018-01-26: US$389.97; no sale recorded2018-01-30: US$30.00; no sale recorded2018-02-23: US$46.23; no sale recorded2018-03-02: US$30.00; no sale recorded2018-04-25: US$46.23; no sale recorded2018-05-01: US$30.00; no sale recorded2018-05-03: US$389.72; no sale recorded2018-05-31: US$30.00; no sale recorded2018-06-30: US$30.00; no sale recorded2018-08-17: US$159.01; no sale recorded2018-08-29: US$30.00; no sale recorded2018-09-10: US$111.36; no sale recorded2019-01-30: US$172.51; no sale recorded2019-10-18: US$83.04; no sale recorded2020-02-17: US$36.00; no sale recorded2020-03-09: US$158.70; no sale recorded2020-05-05: US$24.00; no sale recorded2021-04-02: US$27.26; no sale recorded2022-02-11: US$51.97; no sale recorded2022-02-16: US$58.05; no sale recorded2022-03-02: US$55.44; no sale recorded2022-03-31: US$54.68; no sale recorded2022-04-22: US$323.87; no sale recorded2022-04-28: US$52.49; no sale recorded2022-05-11: US$52.43; no sale recorded2022-06-02: US$288.54; no sale recorded2022-06-29: US$52.53; no sale recorded2022-07-29: US$50.86; no sale recorded2022-10-28: US$49.58; no sale recorded2022-10-31: US$177.22; no sale recorded2022-11-01: US$113.96; no sale recorded2022-12-12: US$227.66; no sale recorded2022-12-26: US$228.79; no sale recorded2023-01-09: US$229.94; no sale recorded2023-01-15: US$197.09; no sale recorded2023-01-25: US$53.83; no sale recorded2023-01-26: US$53.95; no sale recorded2023-01-27: US$197.09; no sale recorded2023-01-31: US$53.75; no sale recorded2023-02-03: US$54.42; no sale recorded2023-02-17: US$197.09; no sale recorded2023-03-01: US$197.09; no sale recorded2023-03-06: US$199.06; no sale recorded2023-03-21: US$199.06; no sale recorded2023-03-23: US$199.06; no sale recorded2023-04-11: US$55.34; no sale recorded2023-05-23: US$46.26; no sale recorded2023-06-16: US$47.28; no sale recorded2023-06-21: US$14.60; no sale recorded2023-07-06: US$46.83; no sale recorded2023-08-31: US$46.97; no sale recorded2023-09-06: US$161.94; no sale recorded2023-09-08: US$44.69; no sale recorded2023-09-13: US$44.41; no sale recorded2023-09-19: US$44.37; no sale recorded2023-09-20: US$44.39; no sale recorded2023-09-22: US$44.51; no sale recorded2023-09-27: US$44.24; no sale recorded2023-10-04: US$43.61; no sale recorded2023-10-05: US$44.06; no sale recorded2023-10-09: US$44.44; no sale recorded2023-10-10: US$44.61; no sale recorded2023-10-11: US$45.03; no sale recorded2023-11-06: US$46.34; no sale recorded2023-11-07: US$46.24; no sale recorded2024-01-10: US$48.27; no sale recorded2024-03-07: US$28.44; no sale recorded2024-03-15: US$47.77; no sale recorded2024-03-25: US$47.28; no sale recorded2024-06-28: US$44.00; sold recorded2024-07-24: US$47.17; no sale recorded2024-07-27: US$47.17; no sale recorded2024-07-31: US$48.99; no sale recorded2024-09-16: US$9.07; no sale recorded2024-10-13: US$8.74; no sale recorded2024-10-18: US$8.74; no sale recorded2024-10-18: US$8.74; no sale recorded2024-10-22: US$8.40; no sale recorded2024-11-07: US$24.00; no sale recorded2024-11-12: US$8.40; no sale recorded2024-11-22: US$8.74; no sale recorded2024-12-01: US$8.74; sold recorded2024-12-18: US$8.40; sold recorded2024-12-20: US$8.40; sold recorded2024-12-27: US$8.40; sold recorded2024-12-28: US$8.43; sold recorded2024-12-29: US$8.43; sold recorded2024-12-30: US$8.43; sold recorded2024-12-31: US$8.43; sold recorded2024-12-31: US$8.43; sold recorded2025-01-01: US$8.43; sold recorded2025-01-02: US$8.43; sold recorded2025-01-16: US$68.00; sold recorded2025-04-22: US$131.11; sold recorded2026-05-21: US$88.00; no sale recorded2026-07-24: US$48.00; 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.0.00200.00400.00600.00800.00Apr 2017Nov 2021Jul 20262017-04-19: US$389.46; no sale recorded2017-05-21: US$389.46; no sale recorded2017-06-16: US$46.23; no sale recorded2017-07-24: US$93.10; no sale recorded2017-07-26: US$389.72; no sale recorded2017-08-20: US$46.23; no sale recorded2018-01-02: US$96.75; no sale recorded2018-01-20: US$46.23; no sale recorded2018-01-26: US$389.97; no sale recorded2018-01-30: US$30.00; no sale recorded2018-02-23: US$46.23; no sale recorded2018-03-02: US$30.00; no sale recorded2018-04-25: US$46.23; no sale recorded2018-05-01: US$30.00; no sale recorded2018-05-03: US$389.72; no sale recorded2018-05-31: US$30.00; no sale recorded2018-06-30: US$30.00; no sale recorded2018-08-17: US$159.01; no sale recorded2018-08-29: US$30.00; no sale recorded2018-09-10: US$111.36; no sale recorded2019-01-30: US$172.51; no sale recorded2019-10-18: US$83.04; no sale recorded2020-02-17: US$36.00; no sale recorded2020-03-09: US$158.70; no sale recorded2020-05-05: US$24.00; no sale recorded2021-04-02: US$27.26; no sale recorded2022-02-11: US$51.97; no sale recorded2022-02-16: US$58.05; no sale recorded2022-03-02: US$55.44; no sale recorded2022-03-31: US$54.68; no sale recorded2022-04-22: US$323.87; no sale recorded2022-04-28: US$52.49; no sale recorded2022-05-11: US$52.43; no sale recorded2022-06-02: US$288.54; no sale recorded2022-06-29: US$52.53; no sale recorded2022-07-29: US$50.86; no sale recorded2022-10-28: US$49.58; no sale recorded2022-10-31: US$177.22; no sale recorded2022-11-01: US$113.96; no sale recorded2022-12-12: US$227.66; no sale recorded2022-12-26: US$228.79; no sale recorded2023-01-09: US$229.94; no sale recorded2023-01-15: US$197.09; no sale recorded2023-01-25: US$53.83; no sale recorded2023-01-26: US$53.95; no sale recorded2023-01-27: US$197.09; no sale recorded2023-01-31: US$53.75; no sale recorded2023-02-03: US$54.42; no sale recorded2023-02-17: US$197.09; no sale recorded2023-03-01: US$197.09; no sale recorded2023-03-06: US$199.06; no sale recorded2023-03-21: US$199.06; no sale recorded2023-03-23: US$199.06; no sale recorded2023-04-11: US$55.34; no sale recorded2023-05-23: US$46.26; no sale recorded2023-06-16: US$47.28; no sale recorded2023-06-21: US$14.60; no sale recorded2023-07-06: US$46.83; no sale recorded2023-08-31: US$46.97; no sale recorded2023-09-06: US$161.94; no sale recorded2023-09-08: US$44.69; no sale recorded2023-09-13: US$44.41; no sale recorded2023-09-19: US$44.37; no sale recorded2023-09-20: US$44.39; no sale recorded2023-09-22: US$44.51; no sale recorded2023-09-27: US$44.24; no sale recorded2023-10-04: US$43.61; no sale recorded2023-10-05: US$44.06; no sale recorded2023-10-09: US$44.44; no sale recorded2023-10-10: US$44.61; no sale recorded2023-10-11: US$45.03; no sale recorded2023-11-06: US$46.34; no sale recorded2023-11-07: US$46.24; no sale recorded2024-01-10: US$48.27; no sale recorded2024-03-07: US$28.44; no sale recorded2024-03-15: US$47.77; no sale recorded2024-03-25: US$47.28; no sale recorded2024-06-28: US$44.00; sold recorded2024-07-24: US$47.17; no sale recorded2024-07-27: US$47.17; no sale recorded2024-07-31: US$48.99; no sale recorded2024-09-16: US$9.07; no sale recorded2024-10-13: US$8.74; no sale recorded2024-10-18: US$8.74; no sale recorded2024-10-18: US$8.74; no sale recorded2024-10-22: US$8.40; no sale recorded2024-11-07: US$24.00; no sale recorded2024-11-12: US$8.40; no sale recorded2024-11-22: US$8.74; no sale recorded2024-12-01: US$8.74; sold recorded2024-12-18: US$8.40; sold recorded2024-12-20: US$8.40; sold recorded2024-12-27: US$8.40; sold recorded2024-12-28: US$8.43; sold recorded2024-12-29: US$8.43; sold recorded2024-12-30: US$8.43; sold recorded2024-12-31: US$8.43; sold recorded2024-12-31: US$8.43; sold recorded2025-01-01: US$8.43; sold recorded2025-01-02: US$8.43; sold recorded2025-01-16: US$68.00; sold recorded2025-04-22: US$131.11; sold recorded2026-05-21: US$88.00; no sale recorded2026-07-24: US$48.00; no sale recorded
Sold recordedNo sale recordedMonthly median

Linear price scale. Dates are listing starts.

Median recorded price, all years$47.07

104 plotted records from 104 US-dollar records in this range. Monthly medians use all records in each calendar month.

Archived listings

117 recorded listings
Listing startArchived listingConditionRecorded priceQty soldArchive statusCountry
24 Jul 2026Siemens 6ES5421-8MA11 Digital Input Module for SIMATIC S5 PLC, 8-Point, 24VDCeBay 318629429882Used$48.000Recorded activeUS
15 Jul 2026Siemens 6ES5421-8MA11 Digital Input Unit 8*24VDC / 6ES5 421-8MA11 E:01 NEWeBay 407074699690Neu: Sonstige (siehe Artikelbeschreibung)205.45 [DE]0Recorded activeDE
20 Jun 2026Siemens 6ES5421-8MA11 Digital Input Unit 8*24VDC / 6ES5 421-8MA11 E:01 NEWeBay 127932201632Neu: Sonstige (siehe Artikelbeschreibung)206.36 [DE]0Recorded activeDE
21 May 20261PC used Siemens 6ES5421-8MA11 #YYeBay 287344307750Used$88.000Recorded activeCN
18 May 2026Siemens 6ES5421-8MA11 Digital Input Unit 8*24VDC / 6ES5 421-8MA11 E:01 NEWeBay 147316907200Neu: Sonstige (siehe Artikelbeschreibung)209.13 [DE]0Recorded activeDE
01 Mar 2026Siemens 6ES5421-8MA11 Digital Input Unit 8*24VDC / 6ES5 421-8MA11 E:01 NEWeBay 406730329829Neu: Sonstige (siehe Artikelbeschreibung)212.50 [DE]0Recorded activeDE
29 Jan 2026Siemens 6ES5421-8MA11 Digital Input Unit 8*24VDC / 6ES5 421-8MA11 E:01 NEWeBay 127653439547Neu: Sonstige (siehe Artikelbeschreibung)215.05 [DE]0Recorded activeDE
11 Jan 2026Siemens 6ES5421-8MA11 Digital Input Unit 8*24VDC / 6ES5 421-8MA11 E:01 NEWeBay 127616738858Neu: Sonstige (siehe Artikelbeschreibung)209.35 [DE]0Recorded activeDE
15 Nov 2025Siemens Simatic S5 Digital Input 421 6ES5421-8MA11 NeweBay 406386986406Neu: Sonstige (siehe Artikelbeschreibung)68.56 [DE]0Recorded activeDE
05 Nov 2025Siemens 6ES5421-8MA11 Digital Input Unit 8*24VDC / 6ES5 421-8MA11 E:01 NEWeBay 406353788677Neu: Sonstige (siehe Artikelbeschreibung)206.56 [DE]0Recorded activeDE
31 May 2025USED SIEMENS 6ES5421-8MA11 [24 MONTHS WARRANTY]eBay 177142924798Gebraucht10.29 [DE]0Recorded activeCZ
22 Apr 2025SIEMENS - 6ES5421-8MA11 - Digit input module - UsedeBay 396516361770Used$131.111Sold recordedFR
16 Jan 2025SIEMENS DIGITAL INPUT MODULE 6ES5421-8MA11 WITH BASE AS PER PHOTOSeBay 316137217333For parts or not working$68.001Sold recordedIN
02 Jan 2025SIEMENS 6ES5421-8MA11 | Automation TradereBay 335753819808Used$8.431Sold recordedPL
01 Jan 2025SIEMENS 6ES5421-8MA11 | Automation TradereBay 335752728090Used$8.431Sold recordedPL
31 Dec 2024SIEMENS 6ES5421-8MA11 | Automation TradereBay 335751859737Used$8.431Sold recordedPL
31 Dec 2024SIEMENS 6ES5421-8MA11 | Automation TradereBay 335751539782Used$8.431Sold recordedPL
30 Dec 2024SIEMENS 6ES5421-8MA11 | Automation TradereBay 335750337680Used$8.431Sold recordedPL
29 Dec 2024SIEMENS 6ES5421-8MA11 | Automation TradereBay 335749312129Used$8.431Sold recordedPL
28 Dec 2024SIEMENS 6ES5421-8MA11 | Automation TradereBay 335748192277Used$8.431Sold recordedPL
27 Dec 2024SIEMENS 6ES5421-8MA11 | Automation TradereBay 335747022718Used$8.401Sold recordedPL
20 Dec 20242x Siemens SIMATIC S5 Digital Input 6ES5 421-8MA11 | E:01 | 6ES5421-8MA11 eBay 286224316178Gebraucht9.22 [DE]0Recorded activeDE
20 Dec 2024SIEMENS 6ES5421-8MA11 | Automation TradereBay 335739366964Used$8.401Sold recordedPL
18 Dec 2024SIEMENS 6ES5421-8MA11 | Automation TradereBay 335736777923Used$8.401Sold recordedPL
01 Dec 2024SIEMENS 6ES5421-8MA11 | Automation TradereBay 335705823954Used$8.741Sold recordedPL
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

6ES54207LA116ES5420;6ES5421-5AA116ES5421-8MA11/6ES56ES5421-8MA126ES5421-8MA12/6ES5

Related part numbers

6ES5700-8MA116ES5431-4UA126ES5924-3SA116ES5923-3UA116ES5095-8MA016ES5095-8MA036ES5430-4UA136ES5760-1AA116ES5752-0AA126EP1437-2BA106FQ2421-0AE3RV1421-1FA10602-0AA113RH1921-1DA116SE7021-8TB51-Z

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