PartHistory
Siemens / PLCs and I/O (SIMATIC)

6ES7421-1FH20-0AA0

PLCs and I/O (SIMATIC) family illustration
Recorded listings
65
Recorded quantity sold
2
Median recorded price
$285.0856 US-dollar records
Recorded price range
$119.50to $16500.00 USD
First listing start: 14 Apr 2017Last listing start: 10 Jun 2026

Recorded price history

USD
Recorded US-dollar price historyLogarithmic price scale (price + 1). 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.0110100100010000Apr 2017Jul 2019Nov 2021Feb 2024Jun 20262017-04-14: US$487.99; no sale recorded2017-07-18: US$579.00; no sale recorded2017-07-25: US$589.10; no sale recorded2017-08-11: US$172.65; no sale recorded2017-11-22: US$177.00; no sale recorded2017-11-24: US$537.13; no sale recorded2018-05-13: US$542.98; no sale recorded2019-01-28: US$176.78; no sale recorded2019-10-23: US$539.00; no sale recorded2019-10-26: US$145.30; no sale recorded2019-11-13: US$506.00; no sale recorded2019-11-26: US$171.00; no sale recorded2019-12-03: US$168.00; no sale recorded2019-12-17: US$172.00; no sale recorded2020-03-01: US$128.91; no sale recorded2020-11-11: US$260.00; no sale recorded2020-12-26: US$153.00; no sale recorded2022-02-17: US$845.00; no sale recorded2022-04-28: US$140.62; no sale recorded2022-05-01: US$826.50; no sale recorded2022-05-15: US$518.40; no sale recorded2022-05-17: US$432.06; no sale recorded2022-06-01: US$458.85; no sale recorded2022-06-01: US$843.53; no sale recorded2022-06-13: US$525.08; no sale recorded2022-07-16: US$247.89; no sale recorded2022-07-16: US$248.49; no sale recorded2022-07-16: US$248.99; no sale recorded2022-08-14: US$801.35; no sale recorded2022-09-02: US$759.18; no sale recorded2022-09-27: US$140.62; no sale recorded2022-10-03: US$562.36; no sale recorded2022-11-02: US$296.29; no sale recorded2023-02-24: US$507.22; no sale recorded2023-04-25: US$298.96; no sale recorded2023-06-15: US$730.00; no sale recorded2023-09-03: US$140.62; no sale recorded2023-09-07: US$247.89; no sale recorded2024-03-30: US$234.03; no sale recorded2024-04-03: US$343.99; no sale recorded2024-04-08: US$140.62; no sale recorded2024-05-13: US$466.64; no sale recorded2024-05-23: US$272.68; no sale recorded2024-05-23: US$16500.00; no sale recorded2024-05-31: US$159.98; no sale recorded2024-05-31: US$150.38; no sale recorded2024-06-05: US$248.96; no sale recorded2024-06-08: US$376.00; no sale recorded2024-06-08: US$399.98; no sale recorded2024-06-08: US$935.00; no sale recorded2024-07-08: US$140.61; sold recorded2024-10-15: US$242.92; no sale recorded2024-11-09: US$273.86; sold recorded2025-09-18: US$345.00; no sale recorded2025-09-26: US$119.50; no sale recorded2026-06-10: US$140.00; no sale recordedRecorded US-dollar price historyLogarithmic price scale (price + 1). 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.0110100100010000Apr 2017Nov 2021Jun 20262017-04-14: US$487.99; no sale recorded2017-07-18: US$579.00; no sale recorded2017-07-25: US$589.10; no sale recorded2017-08-11: US$172.65; no sale recorded2017-11-22: US$177.00; no sale recorded2017-11-24: US$537.13; no sale recorded2018-05-13: US$542.98; no sale recorded2019-01-28: US$176.78; no sale recorded2019-10-23: US$539.00; no sale recorded2019-10-26: US$145.30; no sale recorded2019-11-13: US$506.00; no sale recorded2019-11-26: US$171.00; no sale recorded2019-12-03: US$168.00; no sale recorded2019-12-17: US$172.00; no sale recorded2020-03-01: US$128.91; no sale recorded2020-11-11: US$260.00; no sale recorded2020-12-26: US$153.00; no sale recorded2022-02-17: US$845.00; no sale recorded2022-04-28: US$140.62; no sale recorded2022-05-01: US$826.50; no sale recorded2022-05-15: US$518.40; no sale recorded2022-05-17: US$432.06; no sale recorded2022-06-01: US$458.85; no sale recorded2022-06-01: US$843.53; no sale recorded2022-06-13: US$525.08; no sale recorded2022-07-16: US$247.89; no sale recorded2022-07-16: US$248.49; no sale recorded2022-07-16: US$248.99; no sale recorded2022-08-14: US$801.35; no sale recorded2022-09-02: US$759.18; no sale recorded2022-09-27: US$140.62; no sale recorded2022-10-03: US$562.36; no sale recorded2022-11-02: US$296.29; no sale recorded2023-02-24: US$507.22; no sale recorded2023-04-25: US$298.96; no sale recorded2023-06-15: US$730.00; no sale recorded2023-09-03: US$140.62; no sale recorded2023-09-07: US$247.89; no sale recorded2024-03-30: US$234.03; no sale recorded2024-04-03: US$343.99; no sale recorded2024-04-08: US$140.62; no sale recorded2024-05-13: US$466.64; no sale recorded2024-05-23: US$272.68; no sale recorded2024-05-23: US$16500.00; no sale recorded2024-05-31: US$159.98; no sale recorded2024-05-31: US$150.38; no sale recorded2024-06-05: US$248.96; no sale recorded2024-06-08: US$376.00; no sale recorded2024-06-08: US$399.98; no sale recorded2024-06-08: US$935.00; no sale recorded2024-07-08: US$140.61; sold recorded2024-10-15: US$242.92; no sale recorded2024-11-09: US$273.86; sold recorded2025-09-18: US$345.00; no sale recorded2025-09-26: US$119.50; no sale recorded2026-06-10: US$140.00; no sale recorded
Sold recordedNo sale recordedMonthly median

Logarithmic price scale (price + 1). Dates are listing starts.

Median recorded price, all years$285.08

56 plotted records from 56 US-dollar records in this range. Monthly medians use all records in each calendar month.

Archived listings

65 recorded listings
Listing startArchived listingConditionRecorded priceQty soldArchive statusCountry
06 Jun 2023Siemens 6ES7 421-1FH20-0AA0eBay 256101451113Gebraucht46.24 [Germany]0No sale recordedDE
25 Apr 2023Siemens Simatic S7 1P 6ES7 421-1FH20-0AA0 Digital Input ModuleeBay 334846758717Used$298.960Recorded activeIN
24 Feb 20231PCS NEW Siemens 6ES7 421-1FH20-0AA0 6ES7421-1FH20-0AA0eBay 354607860812New$507.220No sale recordedCN
01 Feb 2023Siemens 6ES7 421-1FH20-0AA0eBay 255956948860Gebraucht76.28 [Germany]0No sale recordedDE
25 Jan 2023Siemens 6ES7 421-1FH20-0AA0eBay 266100923138Gebraucht75.23 [Germany]0No sale recordedDE
02 Nov 20221PC USED SM421 6ES7 421-1FH20-0AA0 6ES7421-1FH20-0AA0 #A6-3eBay 403972047447Used$296.290No sale recordedCN
03 Oct 2022SIEMENS DI 16xUC 120 / 230V 6ES7 421-1FH20-0AA0 / #Z 01K 9291eBay 185604299313Used$562.360No sale recordedPL
27 Sep 20221Pc Siemens 6ES7 421-1FH20-0AA0 6ES7421-1FH20-0AA0 Used ibeBay 385137592916Used$140.620No sale recordedCN
02 Sep 2022SIEMENS DI 16xUC 120 / 230V, 6ES7 421-1FH20-0AA0 / # 8 01K 9291eBay 185563685945Used$759.180No sale recordedPL
14 Aug 2022SIEMENS DI 16xUC 120 / 230V, 6ES7 421-1FH20-0AA0 / # 8 01K 7929eBay 185538294140Used$801.350No sale recordedPL
16 Jul 2022One Used SIEMENS 6ES7 421-1FH20-0AA0 6ES7421-1FH20-0AA0eBay 314074543748Used$248.990No sale recordedCN
16 Jul 2022One Used SIEMENS 6ES7 421-1FH20-0AA0 6ES7421-1FH20-0AA0 TestedeBay 374177979418Used$248.490No sale recordedCN
16 Jul 20221PCS Used SIEMENS 6ES7 421-1FH20-0AA0 6ES7421-1FH20-0AA0 TestedeBay 115465885297Used$247.890No sale recordedCN
13 Jun 20221PCS NEW Siemens 6ES7 421-1FH20-0AA0 6ES7421-1FH20-0AA0eBay 354106637027New$525.080No sale recordedCN
01 Jun 2022SIEMENS DI 16xUC 120 / 230V, 6ES7 421-1FH20-0AA0 / # 8 01K 7929eBay 185449158859Used$843.530No sale recordedPL
01 Jun 2022SIEMENS DI 16xUC 120 / 230V, 6ES7 421-1FH20-0AA0 / # 5 01K 7929eBay 185448454494New$458.850No sale recordedPL
17 May 20221PCS Unopened New In Box Siemens 6ES7 421-1FH20-0AA0 6ES7421-1FH20-0AA0eBay 265696167627New$432.060No sale recordedCN
15 May 20221PCS Unopened New In Box Siemens 6ES7 421-1FH20-0AA0 6ES7421-1FH20-0AA0eBay 384890159302New$518.400No sale recordedCN
01 May 2022SIEMENS DI 16xUC 120 / 230V, 6ES7 421-1FH20-0AA0 / # G 01K 7929eBay 185408465379Used$826.500No sale recordedPL
28 Apr 20221Pc Siemens 6ES7 421-1FH20-0AA0 6ES7421-1FH20-0AA0 Used queBay 265666061957Used$140.620No sale recordedCN
17 Feb 2022SIEMENS DI 16xUC 120 / 230V, 6ES7 421-1FH20-0AA0 / # 5 01K 7929eBay 185300493543Used$845.000No sale recordedPL
19 Jun 2021Siemens 6ES7 421-1FH20-0AA0eBay 255022409855Gebraucht106.59 [Germany]0No sale recordedDE
11 Jun 2021Siemens 6ES7 421-1FH20-0AA0eBay 265192958129Gebraucht109.43 [Germany]0No sale recordedDE
26 Dec 20201P Used Siemens 6ES7 421-1FH20-0AA0 6ES7421-1FH20-0AA0 Fast Delivery #4eBay 353332034684Used$153.000No sale recordedCN
11 Nov 20201P NEW Siemens 6ES7 421-1FH20-0AA0 6ES7421-1FH20-0AA0 fast delivery #1eBay 353272223601New$260.000No sale recordedCN
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

6ES7421-1EL00-0AA06ES7421-1FH00-0AA0421-1FH00-0AA06ES7421-1FH00-0AA0E:01421-1HA10421-2XG00-0AB0421-4AA10

Related part numbers

331-1KF02-0AB06ES7321-1BL00-0AA06ES7322-1FL00-0AA06ES7331-7KF02-0AB03VL1725-1EH43-0AA06ES7194-4GB60-0AA0910-1AA30-1AA06ES7322-1BL00-0AA0607-1JC20-0AX1124-1GC01-0AX06SN1118-0NH10-0AA27SR4501-1GB10-1AA0/EE6ES7216-2AD23-0XB0972-0BA50-0XA0124-0GC01-0AX0

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