PartHistory
Siemens / Other Siemens parts

525-3UA21

Other Siemens parts family illustration
Recorded listings
61
Recorded quantity sold
6
Median recorded price
$140.4553 US-dollar records
Recorded price range
$16.66to $1202.56 USD
First listing start: 24 Mar 2017Last listing start: 01 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.0.00500.001000.001500.002000.00Mar 2017Jul 2019Oct 2021Mar 2024Jul 20262017-03-24: US$29.75; no sale recorded2017-06-22: US$99.00; no sale recorded2017-06-29: US$99.00; no sale recorded2017-07-05: US$200.00; sold recorded2018-02-28: US$469.00; no sale recorded2018-04-02: US$469.00; no sale recorded2018-06-04: US$199.00; no sale recorded2018-07-04: US$199.00; no sale recorded2018-08-04: US$199.00; no sale recorded2018-08-04: US$349.00; no sale recorded2018-09-03: US$1202.56; no sale recorded2018-09-04: US$199.00; no sale recorded2018-10-05: US$199.00; no sale recorded2019-09-20: US$349.00; no sale recorded2020-06-24: US$99.00; no sale recorded2021-01-13: US$189.44; no sale recorded2022-02-16: US$129.87; no sale recorded2022-07-28: US$115.00; no sale recorded2023-01-30: US$200.30; no sale recorded2023-08-02: US$16.66; no sale recorded2024-07-06: US$63.75; no sale recorded2024-09-14: US$132.96; no sale recorded2024-10-15: US$129.77; no sale recorded2024-10-21: US$473.00; no sale recorded2024-12-16: US$126.10; sold recorded2024-12-16: US$125.97; sold recorded2025-02-14: US$124.67; sold recorded2025-03-16: US$130.66; sold recorded2025-04-15: US$136.51; sold recorded2025-04-19: US$63.67; no sale recorded2025-04-26: US$392.00; no sale recorded2025-05-14: US$300.00; no sale recorded2025-05-15: US$134.56; no sale recorded2025-06-14: US$138.13; no sale recorded2025-09-12: US$140.60; no sale recorded2025-10-01: US$140.45; no sale recorded2025-10-11: US$138.80; no sale recorded2025-10-30: US$138.36; no sale recorded2025-11-13: US$139.42; no sale recorded2025-11-21: US$129.00; no sale recorded2025-11-29: US$127.02; no sale recorded2025-12-13: US$154.84; no sale recorded2025-12-28: US$141.21; no sale recorded2026-01-27: US$141.79; no sale recorded2026-02-03: US$156.28; no sale recorded2026-02-23: US$399.00; no sale recorded2026-02-25: US$132.35; no sale recorded2026-03-10: US$152.52; no sale recorded2026-03-28: US$137.97; no sale recorded2026-04-28: US$140.76; no sale recorded2026-05-10: US$155.23; no sale recorded2026-06-10: US$144.41; no sale recorded2026-07-01: US$136.37; 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.0.00500.001000.001500.002000.00Mar 2017Oct 2021Jul 20262017-03-24: US$29.75; no sale recorded2017-06-22: US$99.00; no sale recorded2017-06-29: US$99.00; no sale recorded2017-07-05: US$200.00; sold recorded2018-02-28: US$469.00; no sale recorded2018-04-02: US$469.00; no sale recorded2018-06-04: US$199.00; no sale recorded2018-07-04: US$199.00; no sale recorded2018-08-04: US$199.00; no sale recorded2018-08-04: US$349.00; no sale recorded2018-09-03: US$1202.56; no sale recorded2018-09-04: US$199.00; no sale recorded2018-10-05: US$199.00; no sale recorded2019-09-20: US$349.00; no sale recorded2020-06-24: US$99.00; no sale recorded2021-01-13: US$189.44; no sale recorded2022-02-16: US$129.87; no sale recorded2022-07-28: US$115.00; no sale recorded2023-01-30: US$200.30; no sale recorded2023-08-02: US$16.66; no sale recorded2024-07-06: US$63.75; no sale recorded2024-09-14: US$132.96; no sale recorded2024-10-15: US$129.77; no sale recorded2024-10-21: US$473.00; no sale recorded2024-12-16: US$126.10; sold recorded2024-12-16: US$125.97; sold recorded2025-02-14: US$124.67; sold recorded2025-03-16: US$130.66; sold recorded2025-04-15: US$136.51; sold recorded2025-04-19: US$63.67; no sale recorded2025-04-26: US$392.00; no sale recorded2025-05-14: US$300.00; no sale recorded2025-05-15: US$134.56; no sale recorded2025-06-14: US$138.13; no sale recorded2025-09-12: US$140.60; no sale recorded2025-10-01: US$140.45; no sale recorded2025-10-11: US$138.80; no sale recorded2025-10-30: US$138.36; no sale recorded2025-11-13: US$139.42; no sale recorded2025-11-21: US$129.00; no sale recorded2025-11-29: US$127.02; no sale recorded2025-12-13: US$154.84; no sale recorded2025-12-28: US$141.21; no sale recorded2026-01-27: US$141.79; no sale recorded2026-02-03: US$156.28; no sale recorded2026-02-23: US$399.00; no sale recorded2026-02-25: US$132.35; no sale recorded2026-03-10: US$152.52; no sale recorded2026-03-28: US$137.97; no sale recorded2026-04-28: US$140.76; no sale recorded2026-05-10: US$155.23; no sale recorded2026-06-10: US$144.41; no sale recorded2026-07-01: US$136.37; no sale recorded
Sold recordedNo sale recordedMonthly median

Linear price scale. Dates are listing starts.

Median recorded price, all years$140.45

53 plotted records from 53 US-dollar records in this range. Monthly medians use all records in each calendar month.

Archived listings

61 recorded listings
Listing startArchived listingConditionRecorded priceQty soldArchive statusCountry
01 Jul 2026Siemens 6ES5 525-3UA21 / Good ConditioneBay 287431395969Used$136.370Recorded activeBE
10 Jun 2026Siemens Simatic S5 6ES5 525-3UA21 / E:06 Including EPROM 6ES5 373-0AA61eBay 188491269434Seller refurbished$144.410Recorded activeDE
10 May 2026Siemens Simatic S5 6ES5 525-3UA21 / E:06 Including EPROM 6ES5 373-0AA61eBay 188366414929Seller refurbished$155.230Recorded activeDE
28 Apr 2026Siemens 6ES5 525-3UA21 / Good ConditioneBay 287297918852Used$140.760Recorded activeBE
28 Mar 2026Siemens 6ES5 525-3UA21 / Good ConditioneBay 287237816347Used$137.970Recorded activeBE
10 Mar 2026Siemens Simatic S5 6ES5 525-3UA21 / E:06 incl. EPROM 6ES5 373-0AA61eBay 188140410352Seller refurbished$152.520Recorded activeDE
25 Feb 2026Siemens 6ES5 525-3UA21 / Good ConditioneBay 287164758542Used$132.350Recorded activeBE
23 Feb 2026Siemens Simatic 6ES5 525-3UA21 Interface CardeBay 236651250097Used$399.000Recorded activeIN
03 Feb 2026Siemens Simatic S5 6ES5 525-3UA21 / E:06 incl. EPROM 6ES5 373-0AA61eBay 188019970125Seller refurbished$156.280Recorded activeDE
27 Jan 2026Siemens 6ES5 525-3UA21 / Good ConditioneBay 287102531286Used$141.790Recorded activeBE
28 Dec 2025Siemens 6ES5 525-3UA21 / Good ConditioneBay 287039452050Used$141.210Recorded activeBE
13 Dec 2025Siemens Simatic S5 6ES5 525-3UA21 / E:06 incl. EPROM 6ES5 373-0AA61eBay 177670852185Seller refurbished$154.840Recorded activeDE
29 Nov 2025Siemens 6ES5 525-3UA21 / Good ConditioneBay 286976904172Used$127.020Recorded activeBE
21 Nov 20256ES5 525-3UA21 | Siemens | Simatic S5 CP 525-2, Comms Processor, Used (UPP)eBay 267483752743Used$129.000Recorded activeUS
13 Nov 2025Siemens Simatic S5 6ES5 525-3UA21 / E:06 incl. EPROM 6ES5 373-0AA61eBay 187739236838Seller refurbished$139.420Recorded activeDE
30 Oct 2025Siemens 6ES5 525-3UA21 / Good ConditioneBay 286907762211Used$138.360Recorded activeBE
11 Oct 2025Siemens Simatic S5 6ES5 525-3UA21 / E:06 incl. EPROM 6ES5 373-0AA61eBay 187643429112Seller refurbished$138.800Recorded activeDE
01 Oct 2025Siemens 6ES5 525-3UA21 / Good ConditioneBay 286851760400Used$140.450Recorded activeBE
12 Sep 2025Siemens Simatic S5 6ES5 525-3UA21 / E:06 incl. EPROM 6ES5 373-0AA61eBay 187564218682Seller refurbished$140.600Recorded activeDE
14 Jun 2025Siemens Simatic S5 6ES5 525-3UA21 / E:06 incl. EPROM 6ES5 373-0AA61eBay 187330533920Seller refurbished$138.130Recorded activeDE
15 May 2025Siemens Simatic S5 6ES5 525-3UA21 / E:06 incl. EPROM 6ES5 373-0AA61eBay 187223006781Seller refurbished$134.560Recorded activeDE
14 May 2025Siemens 6ES5 525-3UA21 Communication Card NeweBay 326580633765New - Open box$300.000Recorded activeSG
26 Apr 2025Siemens Simatic 6ES5 525-3UA21 Interface CardeBay 236072869596Used$392.000Recorded activeIN
19 Apr 2025Siemens Simatic S5 6ES5 525-3UA21 E-st:07!! tested by Siemens!!eBay 316680635477Used$63.670Recorded activeBE
15 Apr 2025Siemens Simatic S5 6ES5 525-3UA21 / E:06 incl. EPROM 6ES5 373-0AA61eBay 177012643635Seller refurbished$136.511Sold recordedDE
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

525-3AA00525-3UA11525-3UA13525-3UA21/E525-4916A525-4CB23

Related part numbers

521-8MA226ES5923-3UA116ES5922-3UA116ES5523-3UA116ES5925-3SA112025-0FA016ES5924-3SA116ES5927-3SA116ES5304-3UA116ES5308-3UC216ES5318-3UA11505-7012A253-0AA31305-7LA11500-3BH01

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