PartHistory
Siemens / PLCs and I/O (SIMATIC)

6ES7231-7PD21-0XA0

PLCs and I/O (SIMATIC) family illustration
Recorded listings
139
Recorded quantity sold
12
Median recorded price
$83.00135 US-dollar records
Recorded price range
$60.49to $343.96 USD
First listing start: 26 Mar 2017Last listing start: 18 Aug 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.0.00100.00200.00300.00400.00Mar 2017Jul 2019Nov 2021Apr 2024Aug 20262017-03-26: US$84.98; no sale recorded2017-11-20: US$61.02; no sale recorded2018-01-26: US$60.49; no sale recorded2018-05-02: US$60.49; no sale recorded2018-07-10: US$104.00; no sale recorded2019-01-11: US$239.00; no sale recorded2019-01-22: US$149.99; no sale recorded2020-03-03: US$77.11; sold recorded2020-04-19: US$104.00; no sale recorded2020-10-21: US$85.65; no sale recorded2020-11-10: US$85.66; no sale recorded2020-11-10: US$85.67; no sale recorded2020-11-10: US$85.68; no sale recorded2020-11-10: US$85.69; no sale recorded2020-11-10: US$85.70; no sale recorded2020-11-17: US$83.00; no sale recorded2020-11-27: US$129.38; no sale recorded2020-12-24: US$95.18; no sale recorded2021-03-02: US$82.95; no sale recorded2021-03-02: US$82.93; no sale recorded2021-03-02: US$82.91; no sale recorded2021-03-02: US$83.94; no sale recorded2021-03-02: US$83.93; no sale recorded2022-07-11: US$82.98; no sale recorded2022-12-30: US$83.93; no sale recorded2022-12-30: US$82.94; no sale recorded2022-12-30: US$82.90; no sale recorded2022-12-30: US$83.92; no sale recorded2022-12-30: US$83.95; no sale recorded2022-12-30: US$82.92; no sale recorded2023-01-29: US$343.96; no sale recorded2023-02-07: US$82.99; no sale recorded2023-02-14: US$88.00; sold recorded2023-02-14: US$83.35; no sale recorded2023-02-14: US$92.00; no sale recorded2023-03-14: US$92.00; no sale recorded2023-04-18: US$103.00; no sale recorded2023-04-18: US$101.70; no sale recorded2023-04-18: US$97.60; no sale recorded2023-05-18: US$100.30; no sale recorded2023-05-18: US$105.00; sold recorded2023-06-22: US$99.96; no sale recorded2023-07-03: US$90.56; no sale recorded2023-07-13: US$84.64; no sale recorded2023-07-18: US$89.79; no sale recorded2023-07-18: US$92.28; no sale recorded2023-10-02: US$228.00; no sale recorded2024-01-26: US$92.00; no sale recorded2024-03-14: US$163.91; no sale recorded2024-03-28: US$129.38; no sale recorded2024-05-24: US$129.37; no sale recorded2024-06-28: US$135.38; sold recorded2024-07-14: US$96.14; no sale recorded2024-07-14: US$150.72; sold recorded2024-07-23: US$89.06; no sale recorded2024-09-12: US$82.16; no sale recorded2024-09-25: US$82.72; no sale recorded2024-09-25: US$82.84; no sale recorded2024-10-14: US$82.98; no sale recorded2024-10-26: US$82.14; no sale recorded2024-10-26: US$82.20; no sale recorded2024-10-26: US$82.16; no sale recorded2024-10-28: US$82.15; no sale recorded2024-11-08: US$137.14; sold recorded2024-11-08: US$90.16; no sale recorded2024-11-09: US$91.25; sold recorded2024-11-09: US$89.56; sold recorded2024-11-16: US$82.95; no sale recorded2024-11-16: US$82.95; no sale recorded2024-11-16: US$82.95; no sale recorded2024-11-16: US$82.95; no sale recorded2024-11-16: US$82.95; no sale recorded2024-11-17: US$82.95; no sale recorded2024-11-17: US$82.95; no sale recorded2024-11-17: US$82.95; no sale recorded2024-11-17: US$82.95; no sale recorded2024-11-17: US$82.95; sold recorded2024-11-17: US$82.95; no sale recorded2024-11-17: US$82.95; no sale recorded2024-11-17: US$82.95; no sale recorded2024-11-17: US$82.95; no sale recorded2024-11-17: US$82.95; no sale recorded2024-11-17: US$82.95; sold recorded2024-11-17: US$149.00; sold recorded2024-11-19: US$82.95; no sale recorded2024-11-19: US$82.95; no sale recorded2024-12-05: US$81.90; sold recorded2024-12-18: US$106.80; no sale recorded2024-12-20: US$95.00; no sale recorded2025-02-25: US$112.14; no sale recorded2025-06-18: US$75.94; no sale recorded2025-07-24: US$94.00; no sale recorded2025-08-18: US$106.80; no sale recorded2025-09-05: US$75.98; no sale recorded2025-09-11: US$75.15; no sale recorded2025-09-11: US$74.94; no sale recorded2025-09-12: US$75.97; no sale recorded2025-09-13: US$75.94; no sale recorded2025-09-13: US$75.94; no sale recorded2025-09-13: US$75.94; no sale recorded2025-09-13: US$75.94; no sale recorded2025-09-13: US$75.94; no sale recorded2025-09-13: US$75.94; no sale recorded2025-09-13: US$75.94; no sale recorded2025-09-13: US$75.94; no sale recorded2025-09-13: US$75.94; no sale recorded2025-09-13: US$75.94; no sale recorded2025-09-15: US$75.94; no sale recorded2025-09-15: US$75.94; no sale recorded2025-09-15: US$75.91; no sale recorded2025-09-15: US$75.94; no sale recorded2025-09-17: US$75.94; no sale recorded2025-09-17: US$74.89; no sale recorded2025-09-19: US$75.82; no sale recorded2025-09-19: US$75.15; no sale recorded2025-09-22: US$75.18; no sale recorded2025-09-22: US$75.14; no sale recorded2025-10-07: US$69.54; no sale recorded2025-10-13: US$75.93; no sale recorded2025-11-14: US$125.50; no sale recorded2025-12-18: US$106.80; no sale recorded2025-12-18: US$97.60; no sale recorded2025-12-31: US$99.00; no sale recorded2025-12-31: US$94.00; no sale recorded2026-03-10: US$186.00; no sale recorded2026-03-24: US$94.00; no sale recorded2026-03-26: US$100.00; no sale recorded2026-05-21: US$94.50; no sale recorded2026-05-27: US$100.00; no sale recorded2026-06-04: US$75.93; no sale recorded2026-06-06: US$96.00; no sale recorded2026-06-18: US$106.80; no sale recorded2026-07-06: US$95.00; no sale recorded2026-08-18: US$106.80; no sale recorded2026-08-18: US$103.00; 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.0.00100.00200.00300.00400.00Mar 2017Nov 2021Aug 20262017-03-26: US$84.98; no sale recorded2017-11-20: US$61.02; no sale recorded2018-01-26: US$60.49; no sale recorded2018-05-02: US$60.49; no sale recorded2018-07-10: US$104.00; no sale recorded2019-01-11: US$239.00; no sale recorded2019-01-22: US$149.99; no sale recorded2020-03-03: US$77.11; sold recorded2020-04-19: US$104.00; no sale recorded2020-10-21: US$85.65; no sale recorded2020-11-10: US$85.66; no sale recorded2020-11-10: US$85.67; no sale recorded2020-11-10: US$85.68; no sale recorded2020-11-10: US$85.69; no sale recorded2020-11-10: US$85.70; no sale recorded2020-11-17: US$83.00; no sale recorded2020-11-27: US$129.38; no sale recorded2020-12-24: US$95.18; no sale recorded2021-03-02: US$82.95; no sale recorded2021-03-02: US$82.93; no sale recorded2021-03-02: US$82.91; no sale recorded2021-03-02: US$83.94; no sale recorded2021-03-02: US$83.93; no sale recorded2022-07-11: US$82.98; no sale recorded2022-12-30: US$83.93; no sale recorded2022-12-30: US$82.94; no sale recorded2022-12-30: US$82.90; no sale recorded2022-12-30: US$83.92; no sale recorded2022-12-30: US$83.95; no sale recorded2022-12-30: US$82.92; no sale recorded2023-01-29: US$343.96; no sale recorded2023-02-07: US$82.99; no sale recorded2023-02-14: US$88.00; sold recorded2023-02-14: US$83.35; no sale recorded2023-02-14: US$92.00; no sale recorded2023-03-14: US$92.00; no sale recorded2023-04-18: US$103.00; no sale recorded2023-04-18: US$101.70; no sale recorded2023-04-18: US$97.60; no sale recorded2023-05-18: US$100.30; no sale recorded2023-05-18: US$105.00; sold recorded2023-06-22: US$99.96; no sale recorded2023-07-03: US$90.56; no sale recorded2023-07-13: US$84.64; no sale recorded2023-07-18: US$89.79; no sale recorded2023-07-18: US$92.28; no sale recorded2023-10-02: US$228.00; no sale recorded2024-01-26: US$92.00; no sale recorded2024-03-14: US$163.91; no sale recorded2024-03-28: US$129.38; no sale recorded2024-05-24: US$129.37; no sale recorded2024-06-28: US$135.38; sold recorded2024-07-14: US$96.14; no sale recorded2024-07-14: US$150.72; sold recorded2024-07-23: US$89.06; no sale recorded2024-09-12: US$82.16; no sale recorded2024-09-25: US$82.72; no sale recorded2024-09-25: US$82.84; no sale recorded2024-10-14: US$82.98; no sale recorded2024-10-26: US$82.14; no sale recorded2024-10-26: US$82.20; no sale recorded2024-10-26: US$82.16; no sale recorded2024-10-28: US$82.15; no sale recorded2024-11-08: US$137.14; sold recorded2024-11-08: US$90.16; no sale recorded2024-11-09: US$91.25; sold recorded2024-11-09: US$89.56; sold recorded2024-11-16: US$82.95; no sale recorded2024-11-16: US$82.95; no sale recorded2024-11-16: US$82.95; no sale recorded2024-11-16: US$82.95; no sale recorded2024-11-16: US$82.95; no sale recorded2024-11-17: US$82.95; no sale recorded2024-11-17: US$82.95; no sale recorded2024-11-17: US$82.95; no sale recorded2024-11-17: US$82.95; no sale recorded2024-11-17: US$82.95; sold recorded2024-11-17: US$82.95; no sale recorded2024-11-17: US$82.95; no sale recorded2024-11-17: US$82.95; no sale recorded2024-11-17: US$82.95; no sale recorded2024-11-17: US$82.95; no sale recorded2024-11-17: US$82.95; sold recorded2024-11-17: US$149.00; sold recorded2024-11-19: US$82.95; no sale recorded2024-11-19: US$82.95; no sale recorded2024-12-05: US$81.90; sold recorded2024-12-18: US$106.80; no sale recorded2024-12-20: US$95.00; no sale recorded2025-02-25: US$112.14; no sale recorded2025-06-18: US$75.94; no sale recorded2025-07-24: US$94.00; no sale recorded2025-08-18: US$106.80; no sale recorded2025-09-05: US$75.98; no sale recorded2025-09-11: US$75.15; no sale recorded2025-09-11: US$74.94; no sale recorded2025-09-12: US$75.97; no sale recorded2025-09-13: US$75.94; no sale recorded2025-09-13: US$75.94; no sale recorded2025-09-13: US$75.94; no sale recorded2025-09-13: US$75.94; no sale recorded2025-09-13: US$75.94; no sale recorded2025-09-13: US$75.94; no sale recorded2025-09-13: US$75.94; no sale recorded2025-09-13: US$75.94; no sale recorded2025-09-13: US$75.94; no sale recorded2025-09-13: US$75.94; no sale recorded2025-09-15: US$75.94; no sale recorded2025-09-15: US$75.94; no sale recorded2025-09-15: US$75.91; no sale recorded2025-09-15: US$75.94; no sale recorded2025-09-17: US$75.94; no sale recorded2025-09-17: US$74.89; no sale recorded2025-09-19: US$75.82; no sale recorded2025-09-19: US$75.15; no sale recorded2025-09-22: US$75.18; no sale recorded2025-09-22: US$75.14; no sale recorded2025-10-07: US$69.54; no sale recorded2025-10-13: US$75.93; no sale recorded2025-11-14: US$125.50; no sale recorded2025-12-18: US$106.80; no sale recorded2025-12-18: US$97.60; no sale recorded2025-12-31: US$99.00; no sale recorded2025-12-31: US$94.00; no sale recorded2026-03-10: US$186.00; no sale recorded2026-03-24: US$94.00; no sale recorded2026-03-26: US$100.00; no sale recorded2026-05-21: US$94.50; no sale recorded2026-05-27: US$100.00; no sale recorded2026-06-04: US$75.93; no sale recorded2026-06-06: US$96.00; no sale recorded2026-06-18: US$106.80; no sale recorded2026-07-06: US$95.00; no sale recorded2026-08-18: US$106.80; no sale recorded2026-08-18: US$103.00; no sale recorded
Sold recordedNo sale recordedMonthly median

Linear price scale. Dates are listing starts.

Median recorded price, all years$83.00

135 plotted records from 135 US-dollar records in this range. Monthly medians use all records in each calendar month.

Archived listings

139 recorded listings
Listing startArchived listingConditionRecorded priceQty soldArchive statusCountry
18 Aug 20261pcs Used Siemens PLC Module 6ES7 231-7PD21-0XA0 Tested Good OKeBay 206500476210Used$103.000Recorded activeCN
18 Aug 2026used siemens 6ES7 231-7PD21-0XA0 Plc module spot stockseBay 800528820675Used$106.800Recorded activeCN
06 Jul 2026One Used Siemens 6ES7 231-7PD21-0XA0 PLC module Free shipping#LJeBay 800297593083Used$95.000Recorded activeCN
18 Jun 2026used siemens 6ES7 231-7PD21-0XA0 Plc module spot stockseBay 800202207070Used$106.800Recorded activeCN
06 Jun 20261PC Used Siemens 6ES7 231-7PD21-0XA0 PLC Module Fast DeliveryeBay 318417733562Used$96.000Recorded activeCN
04 Jun 20261PC Used SIEMENS PLC module 6ES7 231-7PD21-0XA0 Tested GoodeBay 800120465117Used$75.930Recorded activeCN
27 May 2026Used SIEMENS 6ES7 231-7PD21-0XA0 PLC module Free shipping#LJeBay 336605030152Used$100.000Recorded activeCN
21 May 20261PCS USED SIEMENS PLC module 6ES7 231-7PD21-0XA0 Tested GoodeBay 137330905021Used$94.500Recorded activeCN
26 Mar 2026Used SIEMENS 6ES7 231-7PD21-0XA0 PLC module Free shipping#LJeBay 336501901997Used$100.000Recorded activeCN
24 Mar 2026SIEMENS USED 1PC 6ES7 231-7PD21-0XA0 PLC module FAST SHIPeBay 168258827412Used$94.000Recorded activeCN
10 Mar 2026Used & Tested SIEMENS 6ES7 231-7PD21-0XA0 PLC ModuleeBay 317980714546Used$186.000Recorded activeUS
31 Dec 2025SIEMENS USED 1PC 6ES7 231-7PD21-0XA0 PLC module FAST SHIPeBay 389435548702Used$94.000Recorded activeCN
31 Dec 2025Siemens PLC Module 6ES7 231-7PD21-0XA0 Tested It In OKeBay 358068902706Used$99.000Recorded activeCN
18 Dec 2025One Used SIEMENS 6ES7 231-7PD21-0XA0 PLC Module Fast ShippingeBay 376786864142Used$97.600Recorded activeCN
18 Dec 2025used siemens 6ES7 231-7PD21-0XA0 Plc module spot stockseBay 389385979476Used$106.800Recorded activeCN
14 Nov 2025Used & Tested SIEMENS 6ES7 231-7PD21-0XA0 PLC ModuleeBay 306601664600Used$125.500Recorded activeCN
13 Oct 20251PC Used SIEMENS PLC module 6ES7 231-7PD21-0XA0 Tested GoodeBay 205782721065Used$75.930Recorded activeCN
07 Oct 20251Pcs Used 6ES7 231-7PD21-0XA0 Plc Siemens Plc Module oeeBay 236373177786Used$69.540Recorded activeCN
22 Sep 20251piece Used SIEMENS PLC module 6ES7 231-7PD21-0XA0 Tested GoodeBay 389000188303Used$75.140Recorded activeCN
22 Sep 20251piece Used SIEMENS PLC module 6ES7 231-7PD21-0XA0 Tested GoodeBay 286833718482Used$75.180Recorded activeCN
19 Sep 20251piece Used SIEMENS PLC module 6ES7 231-7PD21-0XA0 Tested GoodeBay 306506642270Used$75.150Recorded activeCN
19 Sep 20251piece Used SIEMENS PLC module 6ES7 231-7PD21-0XA0 Tested GoodeBay 317305372860Used$75.820Recorded activeCN
17 Sep 20251piece Used SIEMENS PLC module 6ES7 231-7PD21-0XA0 Tested GoodeBay 357631067682Used$74.890Recorded activeCN
17 Sep 20251PC Used SIEMENS PLC module 6ES7 231-7PD21-0XA0 Tested GoodeBay 187576133554Used$75.940Recorded activeCN
15 Sep 20251PC Used SIEMENS PLC module 6ES7 231-7PD21-0XA0 Tested GoodeBay 406215457986Used$75.940Recorded activeCN
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

6ES7231-7PC22-OXA8231-7PC32-0XA0231-7PD20-0XA0231-7PD22-231-7PD22-0XA231-7PD22-0XA0

Related part numbers

6ES7216-2AD23-0XB06ES7331-7KF02-0AB06ES7138-6AA01-0BA06GK7243-2AX01-0XA06SL3120-2TE21-0AD0331-1KF02-0AB0972-0BA52-0XA0972-0BA50-0XA06ES7322-1BF01-0AA06ES7321-7BH00-0AB06ES7318-3EL01-0AB0313-6CE01-0AB06ES7307-1KA01-0AA06ES7241-1CH30-1XB0641-0AA11-0AX0

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