PartHistory
Siemens / Other Siemens parts

420-2UD21-5AA1

Other Siemens parts family illustration
Recorded listings
155
Recorded quantity sold
47
Median recorded price
$291.23144 US-dollar records
Recorded price range
$7.30to $1010.00 USD
First listing start: 03 Jul 2017Last listing start: 21 Nov 2025

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.01101001000Jul 2017Aug 2019Sep 2021Oct 2023Nov 20252017-07-03: US$369.50; no sale recorded2017-08-01: US$398.98; no sale recorded2018-05-10: US$720.00; no sale recorded2018-05-29: US$438.00; no sale recorded2019-12-29: US$554.03; sold recorded2019-12-31: US$309.38; sold recorded2020-01-16: US$826.20; no sale recorded2020-03-14: US$400.00; sold recorded2020-05-06: US$99.00; sold recorded2020-06-16: US$112.90; no sale recorded2020-06-16: US$119.90; no sale recorded2020-06-20: US$405.00; no sale recorded2020-06-20: US$406.00; sold recorded2020-06-23: US$553.53; no sale recorded2020-07-08: US$410.58; no sale recorded2020-08-27: US$129.00; no sale recorded2020-08-27: US$128.00; sold recorded2020-11-23: US$348.99; no sale recorded2021-05-11: US$414.00; no sale recorded2021-05-11: US$407.00; no sale recorded2021-05-11: US$413.00; no sale recorded2021-05-11: US$409.00; no sale recorded2021-05-11: US$405.00; no sale recorded2022-01-13: US$600.00; no sale recorded2022-01-15: US$501.00; no sale recorded2022-01-15: US$518.00; no sale recorded2022-01-15: US$502.00; no sale recorded2022-04-08: US$1010.00; no sale recorded2022-04-08: US$466.83; no sale recorded2022-04-08: US$423.90; no sale recorded2022-04-08: US$431.85; no sale recorded2022-04-08: US$414.36; no sale recorded2022-04-08: US$438.21; no sale recorded2022-04-08: US$485.91; no sale recorded2022-04-08: US$447.75; no sale recorded2022-04-08: US$462.06; no sale recorded2022-04-08: US$457.29; no sale recorded2022-04-08: US$492.27; no sale recorded2022-04-08: US$442.98; no sale recorded2022-04-08: US$427.08; no sale recorded2022-04-08: US$408.00; no sale recorded2022-04-08: US$460.47; no sale recorded2022-07-10: US$428.67; no sale recorded2022-07-11: US$473.19; no sale recorded2022-10-09: US$475.00; no sale recorded2022-12-15: US$585.12; no sale recorded2023-03-21: US$356.00; no sale recorded2023-04-05: US$475.00; sold recorded2023-04-20: US$299.69; no sale recorded2023-06-02: US$303.00; no sale recorded2023-06-05: US$307.46; no sale recorded2023-06-05: US$308.45; no sale recorded2023-06-06: US$284.79; no sale recorded2023-06-07: US$307.02; no sale recorded2023-06-09: US$306.49; no sale recorded2023-06-13: US$308.93; no sale recorded2023-06-13: US$308.58; no sale recorded2023-06-16: US$360.00; no sale recorded2023-06-23: US$302.88; no sale recorded2023-08-03: US$262.00; no sale recorded2023-08-17: US$285.75; sold recorded2023-08-31: US$308.83; no sale recorded2023-09-04: US$308.44; no sale recorded2023-09-05: US$260.00; no sale recorded2023-10-02: US$261.80; no sale recorded2023-10-31: US$323.88; no sale recorded2023-10-31: US$323.72; no sale recorded2023-10-31: US$191.13; no sale recorded2023-10-31: US$190.92; no sale recorded2023-10-31: US$180.00; no sale recorded2023-10-31: US$324.04; no sale recorded2023-11-06: US$315.00; sold recorded2024-01-10: US$187.00; sold recorded2024-01-11: US$284.54; no sale recorded2024-01-19: US$239.75; sold recorded2024-01-19: US$278.00; no sale recorded2024-02-01: US$325.69; no sale recorded2024-02-01: US$369.12; no sale recorded2024-02-23: US$346.08; no sale recorded2024-02-27: US$281.56; no sale recorded2024-02-27: US$278.85; no sale recorded2024-02-29: US$290.81; no sale recorded2024-03-01: US$284.53; no sale recorded2024-03-11: US$279.00; no sale recorded2024-03-11: US$299.00; no sale recorded2024-03-16: US$229.21; no sale recorded2024-03-21: US$284.53; no sale recorded2024-03-21: US$7.30; no sale recorded2024-03-26: US$270.99; no sale recorded2024-03-26: US$243.00; sold recorded2024-03-28: US$218.80; no sale recorded2024-04-16: US$215.18; sold recorded2024-04-18: US$305.81; sold recorded2024-04-19: US$281.83; no sale recorded2024-04-23: US$284.53; no sale recorded2024-04-30: US$298.00; no sale recorded2024-05-01: US$248.00; no sale recorded2024-05-01: US$247.00; no sale recorded2024-05-01: US$248.00; no sale recorded2024-05-06: US$247.00; no sale recorded2024-05-06: US$282.64; no sale recorded2024-05-06: US$288.06; no sale recorded2024-05-14: US$291.65; no sale recorded2024-05-15: US$221.99; no sale recorded2024-05-15: US$221.99; no sale recorded2024-05-15: US$222.99; no sale recorded2024-05-18: US$289.90; sold recorded2024-05-29: US$227.54; sold recorded2024-06-01: US$248.00; no sale recorded2024-06-05: US$249.82; sold recorded2024-06-14: US$324.18; no sale recorded2024-07-03: US$239.83; no sale recorded2024-07-04: US$247.97; no sale recorded2024-07-05: US$225.68; no sale recorded2024-07-09: US$282.91; no sale recorded2024-07-27: US$212.35; sold recorded2024-07-27: US$17.49; no sale recorded2024-07-29: US$236.83; no sale recorded2024-07-30: US$243.00; no sale recorded2024-08-07: US$215.00; no sale recorded2024-08-16: US$261.60; no sale recorded2024-08-21: US$275.40; no sale recorded2024-08-22: US$209.45; sold recorded2024-09-20: US$220.44; no sale recorded2024-09-25: US$180.73; no sale recorded2024-09-25: US$180.15; no sale recorded2024-09-26: US$186.11; no sale recorded2024-09-26: US$299.95; no sale recorded2024-09-26: US$82.00; sold recorded2024-10-02: US$242.55; sold recorded2024-10-14: US$239.75; sold recorded2024-10-21: US$428.44; sold recorded2024-10-26: US$174.42; no sale recorded2024-11-05: US$217.22; sold recorded2024-11-23: US$256.00; no sale recorded2024-11-27: US$228.00; sold recorded2024-11-29: US$222.60; sold recorded2024-12-03: US$325.36; no sale recorded2024-12-05: US$256.00; sold recorded2025-05-03: US$228.00; no sale recorded2025-07-30: US$168.35; no sale recorded2025-07-31: US$228.00; no sale recorded2025-11-08: US$617.74; no sale recorded2025-11-21: US$647.63; 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.01101001000Jul 2017Sep 2021Nov 20252017-07-03: US$369.50; no sale recorded2017-08-01: US$398.98; no sale recorded2018-05-10: US$720.00; no sale recorded2018-05-29: US$438.00; no sale recorded2019-12-29: US$554.03; sold recorded2019-12-31: US$309.38; sold recorded2020-01-16: US$826.20; no sale recorded2020-03-14: US$400.00; sold recorded2020-05-06: US$99.00; sold recorded2020-06-16: US$112.90; no sale recorded2020-06-16: US$119.90; no sale recorded2020-06-20: US$405.00; no sale recorded2020-06-20: US$406.00; sold recorded2020-06-23: US$553.53; no sale recorded2020-07-08: US$410.58; no sale recorded2020-08-27: US$129.00; no sale recorded2020-08-27: US$128.00; sold recorded2020-11-23: US$348.99; no sale recorded2021-05-11: US$414.00; no sale recorded2021-05-11: US$407.00; no sale recorded2021-05-11: US$413.00; no sale recorded2021-05-11: US$409.00; no sale recorded2021-05-11: US$405.00; no sale recorded2022-01-13: US$600.00; no sale recorded2022-01-15: US$501.00; no sale recorded2022-01-15: US$518.00; no sale recorded2022-01-15: US$502.00; no sale recorded2022-04-08: US$1010.00; no sale recorded2022-04-08: US$466.83; no sale recorded2022-04-08: US$423.90; no sale recorded2022-04-08: US$431.85; no sale recorded2022-04-08: US$414.36; no sale recorded2022-04-08: US$438.21; no sale recorded2022-04-08: US$485.91; no sale recorded2022-04-08: US$447.75; no sale recorded2022-04-08: US$462.06; no sale recorded2022-04-08: US$457.29; no sale recorded2022-04-08: US$492.27; no sale recorded2022-04-08: US$442.98; no sale recorded2022-04-08: US$427.08; no sale recorded2022-04-08: US$408.00; no sale recorded2022-04-08: US$460.47; no sale recorded2022-07-10: US$428.67; no sale recorded2022-07-11: US$473.19; no sale recorded2022-10-09: US$475.00; no sale recorded2022-12-15: US$585.12; no sale recorded2023-03-21: US$356.00; no sale recorded2023-04-05: US$475.00; sold recorded2023-04-20: US$299.69; no sale recorded2023-06-02: US$303.00; no sale recorded2023-06-05: US$307.46; no sale recorded2023-06-05: US$308.45; no sale recorded2023-06-06: US$284.79; no sale recorded2023-06-07: US$307.02; no sale recorded2023-06-09: US$306.49; no sale recorded2023-06-13: US$308.93; no sale recorded2023-06-13: US$308.58; no sale recorded2023-06-16: US$360.00; no sale recorded2023-06-23: US$302.88; no sale recorded2023-08-03: US$262.00; no sale recorded2023-08-17: US$285.75; sold recorded2023-08-31: US$308.83; no sale recorded2023-09-04: US$308.44; no sale recorded2023-09-05: US$260.00; no sale recorded2023-10-02: US$261.80; no sale recorded2023-10-31: US$323.88; no sale recorded2023-10-31: US$323.72; no sale recorded2023-10-31: US$191.13; no sale recorded2023-10-31: US$190.92; no sale recorded2023-10-31: US$180.00; no sale recorded2023-10-31: US$324.04; no sale recorded2023-11-06: US$315.00; sold recorded2024-01-10: US$187.00; sold recorded2024-01-11: US$284.54; no sale recorded2024-01-19: US$239.75; sold recorded2024-01-19: US$278.00; no sale recorded2024-02-01: US$325.69; no sale recorded2024-02-01: US$369.12; no sale recorded2024-02-23: US$346.08; no sale recorded2024-02-27: US$281.56; no sale recorded2024-02-27: US$278.85; no sale recorded2024-02-29: US$290.81; no sale recorded2024-03-01: US$284.53; no sale recorded2024-03-11: US$279.00; no sale recorded2024-03-11: US$299.00; no sale recorded2024-03-16: US$229.21; no sale recorded2024-03-21: US$284.53; no sale recorded2024-03-21: US$7.30; no sale recorded2024-03-26: US$270.99; no sale recorded2024-03-26: US$243.00; sold recorded2024-03-28: US$218.80; no sale recorded2024-04-16: US$215.18; sold recorded2024-04-18: US$305.81; sold recorded2024-04-19: US$281.83; no sale recorded2024-04-23: US$284.53; no sale recorded2024-04-30: US$298.00; no sale recorded2024-05-01: US$248.00; no sale recorded2024-05-01: US$247.00; no sale recorded2024-05-01: US$248.00; no sale recorded2024-05-06: US$247.00; no sale recorded2024-05-06: US$282.64; no sale recorded2024-05-06: US$288.06; no sale recorded2024-05-14: US$291.65; no sale recorded2024-05-15: US$221.99; no sale recorded2024-05-15: US$221.99; no sale recorded2024-05-15: US$222.99; no sale recorded2024-05-18: US$289.90; sold recorded2024-05-29: US$227.54; sold recorded2024-06-01: US$248.00; no sale recorded2024-06-05: US$249.82; sold recorded2024-06-14: US$324.18; no sale recorded2024-07-03: US$239.83; no sale recorded2024-07-04: US$247.97; no sale recorded2024-07-05: US$225.68; no sale recorded2024-07-09: US$282.91; no sale recorded2024-07-27: US$212.35; sold recorded2024-07-27: US$17.49; no sale recorded2024-07-29: US$236.83; no sale recorded2024-07-30: US$243.00; no sale recorded2024-08-07: US$215.00; no sale recorded2024-08-16: US$261.60; no sale recorded2024-08-21: US$275.40; no sale recorded2024-08-22: US$209.45; sold recorded2024-09-20: US$220.44; no sale recorded2024-09-25: US$180.73; no sale recorded2024-09-25: US$180.15; no sale recorded2024-09-26: US$186.11; no sale recorded2024-09-26: US$299.95; no sale recorded2024-09-26: US$82.00; sold recorded2024-10-02: US$242.55; sold recorded2024-10-14: US$239.75; sold recorded2024-10-21: US$428.44; sold recorded2024-10-26: US$174.42; no sale recorded2024-11-05: US$217.22; sold recorded2024-11-23: US$256.00; no sale recorded2024-11-27: US$228.00; sold recorded2024-11-29: US$222.60; sold recorded2024-12-03: US$325.36; no sale recorded2024-12-05: US$256.00; sold recorded2025-05-03: US$228.00; no sale recorded2025-07-30: US$168.35; no sale recorded2025-07-31: US$228.00; no sale recorded2025-11-08: US$617.74; no sale recorded2025-11-21: US$647.63; no sale recorded
Sold recordedNo sale recordedMonthly median

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

Median recorded price, all years$291.23

144 plotted records from 144 US-dollar records in this range. Monthly medians use all records in each calendar month.

Archived listings

155 recorded listings
Listing startArchived listingConditionRecorded priceQty soldArchive statusCountry
21 Nov 2025New In Box SIEMENS 6SE6 420-2UD21-5AA1 PLC Drive 2HP 1.5 KWeBay 205863177920New$647.630Recorded activeUS
08 Nov 2025New In Box SIEMENS 6SE6 420-2UD21-5AA1 PLC Drive 2HP 1.5 KWeBay 236444021863New$617.740Recorded activeUS
31 Jul 2025New Siemens 6SE6 420-2UD21-5AA1 /6SE6 420-2UD21-5AA1 PLC ModuleeBay 127279582795New$228.000Recorded activeCN
30 Jul 20251PCS Brand New SIEMENS 6SE6 420-2UD21-5AA1 Fast Ship Give Free Transportation##eBay 286738248036New$168.350Recorded activeCN
03 May 2025New Siemens 6SE6 420-2UD21-5AA1 /6SE6 420-2UD21-5AA1 PLC ModuleeBay 127089655310New$228.000Recorded activeCN
05 Dec 2024Brand New Siemens 6SE6 420-2UD21-5AA1 / 6SE6420-2UD21-5AA1eBay 395968383200New$256.001Sold recordedCN
03 Dec 20241PCS New in box Siemens 6SE6 420-2UD21-5AA1 Inverter 6SE6420-2UD21-5AA1eBay 365266559089New$325.360Recorded activeCN
29 Nov 2024New Siemens 6SE6 420-2UD21-5AA1 6SE6420-2UD21-5AA1 MICROMASTER420 without filtereBay 126802167660New$222.601Sold recordedUS
27 Nov 2024New Siemens 6SE6 420-2UD21-5AA1 /6SE6 420-2UD21-5AA1 PLC ModuleeBay 126798156715New$228.001Sold recordedCN
25 Nov 2024Siemens MICROMASTER 420 | 6SE6 420-2UD21-5AA1 | E:G01/1.31 | 6SE6420-2UD21-5AA1eBay 286181697892Gebraucht221.94 [Germany]1Sold recordedDE
23 Nov 2024Brand New Siemens 6SE6 420-2UD21-5AA1 / 6SE6420-2UD21-5AA1eBay 395929463591New$256.000No sale recordedCN
16 Nov 2024ONE NEW Siemens 6SE6 420-2UD21-5AA1 Inverter 6SE6420-2UD21-5AA1eBay 365233909848Neu201.84 [Germany]0Recorded activeCN
05 Nov 20241PC NEW Siemens 6SE6 420-2UD21-5AA1 Inverter 6SE6420-2UD21-5AA1eBay 235817474515New$217.221Sold recordedUS
26 Oct 2024ONE Siemens 6SE6 420-2UD21-5AA1 Inverter 6SE6420-2UD21-5AA1 NEWeBay 315891209257New$174.420Recorded activeCN
21 Oct 2024New SIEMENS 6SE6 420-2UD21-5AA1 6SE6420-2UD21-5AA1 InvertereBay 226410546672New$428.441Sold recordedCN
14 Oct 20246SE6 420-2UD21-5AA1 NEW SIEMENS 6SE6420-2UD21-5AA1 MICROMASTER 420 380-480 VeBay 375713448132New$239.751Sold recordedCN
02 Oct 2024NEW Siemens 6SE6 420-2UD21-5AA1 Inverter 6SE6420-2UD21-5AA1 Via FedEx or FEDEX#LeBay 387441850215New$242.551Sold recordedCN
26 Sep 2024SIEMENS ZH-MC-R Wall Mount Fire Alarm Signal Horn StrobeeBay 116338641661New$82.003Sold recordedUS
26 Sep 2024Siemens Connecting Terminal 5ST3 665-0HG T6mm² 115A 480Y / 277V (10) pcs BundleeBay 146055130484New - Open box$299.950Recorded activeUS
26 Sep 2024ONE NEW Siemens 6SE6 420-2UD21-5AA1 Inverter 6SE6420-2UD21-5AA1eBay 365140466822New$186.110Recorded activeCN
25 Sep 2024ONE NEW Siemens 6SE6 420-2UD21-5AA1 Inverter 6SE6420-2UD21-5AA1eBay 315785791732New$180.150Recorded activeCN
25 Sep 2024ONE NEW Siemens 6SE6 420-2UD21-5AA1 Inverter 6SE6420-2UD21-5AA1eBay 116338116602New$180.730Recorded activeCN
20 Sep 20241PC NEW Siemens 6SE6 420-2UD21-5AA1 Inverter 6SE6420-2UD21-5AA1eBay 356066873769New$220.440No sale recordedUS
22 Aug 20246SE6 420-2UD21-5AA1 NEW SIEMENS 6SE6420-2UD21-5AA1 IN BOXeBay 387319199856New$209.451Sold recordedUS
21 Aug 2024ONE Siemens 6SE6 420-2UD21-5AA1 Inverter 6SE6420-2UD21-5AA1eBay 235706264784New$275.400No 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

420-2UD21-1AA0420-2UD21-1AA1420-2UD21-5AA0420-2UD22-2BA0420-2UD22-2BA1420-2UD23-0BA0

Related part numbers

6SE6420-2UD21-5AA1440-2UD31-5DA16SE6440-2UD24-0BA17ND4120-1AA11-1AA16SE6440-2AD31-1CA16SL3120-2TE21-0AD03VA4120-5ED34-0AA0118-0AA11-0AA16ES7322-1BF01-0AA0642-0AA11-0AX1131-4BD01-0AA0322-1BH01-0AA06ES7193-4CD20-0AA06ES7132-4BD01-0AA06ES7360-3AA01-0AA0

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