Siemens 521 part numbers
61 recorded part numbers beginning with 521.
Recorded parts
| Part number | Family | Recorded listings | Median recorded price (USD) | Last listing start |
|---|---|---|---|---|
| 521-18H10-0AA0 | Other Siemens parts | 1 | $150.00 | 09 Jun 2026 |
| 521-1AB01 | Other Siemens parts | 3 | $53.11 | 06 Jan 2023 |
| 521-1AL20 | Other Siemens parts | 1 | Not recorded | 18 Feb 2022 |
| 521-1BH0-0AA0 | Other Siemens parts | 1 | $300.00 | 08 Jan 2024 |
| 6ES7521-1BH00-0AA0 | PLCs and I/O (SIMATIC) | 76 | $385.00 | 03 Jul 2026 |
| 6ES7521-1BH00-0AB0 | PLCs and I/O (SIMATIC) | 177 | $194.72 | 29 Sep 2026 |
| 521-1BH00-0AB06ES7521-1BH00-0AB0FS:01 | Other Siemens parts | 1 | Not recorded | 08 Mar 2022 |
| 521-1BH10-0AA | Other Siemens parts | 1 | $230.96 | 02 Jan 2021 |
| 6ES7521-1BH10-0AA0 | PLCs and I/O (SIMATIC) | 286 | $244.00 | 20 Oct 2026 |
| 521-1BH10-0AA06ES7521-1BH10-0AA0 | Other Siemens parts | 1 | Not recorded | 01 Jun 2021 |
| 521-1BH50 | Other Siemens parts | 4 | $199.99 | 20 Jul 2023 |
| 6ES7521-1BH50-0AA0 | PLCs and I/O (SIMATIC) | 83 | $221.42 | 06 Aug 2026 |
| 521-1BHOO-0ABO | Other Siemens parts | 1 | $294.00 | 03 Feb 2023 |
| 6ES7521-1BL00-0AA0 | PLCs and I/O (SIMATIC) | 5 | $959.73 | 09 Aug 2025 |
| 6ES7521-1BL00-0AB0 | PLCs and I/O (SIMATIC) | 341 | $382.50 | 16 Sep 2026 |
| 521-1BL00-0AB06ES7521-1BL00-0AB0 | Other Siemens parts | 3 | Not recorded | 14 Feb 2022 |
| 521-1BL00-0AB06ES7521-1BL00-0AB0FS:03 | Other Siemens parts | 1 | Not recorded | 11 Nov 2024 |
| 521-1BL00-0AB06ES7521-1BL00-0AB0FS:06 | Other Siemens parts | 1 | Not recorded | 14 Jun 2022 |
| 521-1BL00-0AB06ES7521-1BL00-0AB0FS:07 | Other Siemens parts | 2 | Not recorded | 15 Mar 2023 |
| 521-1BL00-0AB0S7-1500 | Other Siemens parts | 2 | $169.50 | 26 Feb 2024 |
| 521-1BL00-0AB0ã€6ES7521-1BL00-0AB0 | Other Siemens parts | 1 | $803.00 | 08 Oct 2022 |
| 521-1BL1 | Other Siemens parts | 1 | $2110.34 | 01 Sep 2025 |
| 521-1BL10 | Other Siemens parts | 4 | $194.60 | 20 Oct 2024 |
| 6ES7521-1BL10-0AA0 | PLCs and I/O (SIMATIC) | 338 | $379.00 | 02 Sep 2026 |
| 521-1BL10-0AA06ES7521-1BL10-0AA0FS:01 | Other Siemens parts | 4 | Not recorded | 17 Nov 2022 |
| 6ES7521-1BP00-0AA0 | PLCs and I/O (SIMATIC) | 23 | $465.50 | 07 Aug 2025 |
| 6ES7521-1FH00-0AA0 | PLCs and I/O (SIMATIC) | 215 | $271.00 | 20 Oct 2026 |
| 521-1FH00-0AA0S7-1500 | Other Siemens parts | 1 | $285.99 | 26 Feb 2024 |
| 521-1FH00-0AB0 | Other Siemens parts | 1 | $482.60 | 28 Apr 2025 |
| 521-1FHOO-0AA0 | Other Siemens parts | 1 | $75.00 | 26 Apr 2021 |
| 521-3BL00-0AB0 | Other Siemens parts | 1 | $624.00 | 15 Mar 2025 |
| 521-4CB23 | Other Siemens parts | 2 | $126.00 | 17 Jun 2026 |
| 6ES7521-7EH00-0AB0 | PLCs and I/O (SIMATIC) | 10 | $1188.00 | 03 Mar 2026 |
| 521-7KF000AB0 | Other Siemens parts | 1 | Not recorded | 19 Sep 2024 |
| 6ES7521-7TH00-0AB0 | PLCs and I/O (SIMATIC) | 2 | Not recorded | 31 Jul 2023 |
| 521-8MA11 | Other Siemens parts | 87 | $126.20 | 23 Jun 2026 |
| 521-8MA11-Z | Other Siemens parts | 2 | $250.00 | 16 Nov 2024 |
| 521-8MA11Z | Other Siemens parts | 3 | Not recorded | 22 Dec 2023 |
| 521-8MA21 | Other Siemens parts | 127 | $110.00 | 01 May 2026 |
| 521-8MA22 | Other Siemens parts | 180 | $299.00 | 23 Jul 2026 |
| 521-8MA226ES5521-8MA22 | Other Siemens parts | 1 | Not recorded | 16 Nov 2022 |
| 521-8MB11 | Other Siemens parts | 14 | $467.87 | 08 Oct 2025 |
| 521-8MB12 | Other Siemens parts | 1 | $134.50 | 28 Feb 2018 |
| 521-8NA21 | Other Siemens parts | 3 | $72.80 | 05 Aug 2020 |
| 521-BH50-0AA0 | Other Siemens parts | 4 | $105.00 | 26 Nov 2022 |
| 5210-0DA00-1AA1 | Other Siemens parts | 1 | $1730.00 | 10 Jan 2022 |
| 5210-0DF02-0AA0 | Other Siemens parts | 1 | Not recorded | 23 Nov 2022 |
| 5210-0DF22-0AA2 | Other Siemens parts | 2 | $8344.67 | 25 Nov 2025 |
| 5210-0DF22-2AA0 | Other Siemens parts | 1 | $2890.63 | 29 Sep 2022 |
| 5210B02108XXPB410SXX | Other Siemens parts | 1 | $399.99 | 19 Aug 2017 |
| 5210B02216XXPD410SXX | Other Siemens parts | 1 | $75.00 | 08 Dec 2017 |
| 5210G02124XXBE406SXX | Other Siemens parts | 1 | $1050.00 | 20 Oct 2025 |
| 5210G04224 | Other Siemens parts | 1 | $69.00 | 29 Apr 2020 |
| 5210G32116XXBD402SXX | Other Siemens parts | 1 | $449.13 | 08 Dec 2025 |
| 5212-2BB00-2AA3 | Other Siemens parts | 1 | $665.00 | 04 Mar 2024 |
| 5212-2BC00-2AA3 | Other Siemens parts | 2 | $1508.68 | 20 Oct 2024 |
| 5219628D | Other Siemens parts | 2 | $3777.90 | 17 Sep 2024 |
| 5219629D | Other Siemens parts | 3 | $3777.90 | 17 Sep 2024 |
| 5219639D | Other Siemens parts | 1 | $3777.90 | 13 Sep 2024 |
| 5219640D | Other Siemens parts | 2 | $3777.90 | 14 Sep 2024 |
| 521SC6AEA1 | Other Siemens parts | 6 | $109.99 | 06 Jul 2026 |