PartHistory
Siemens / PLCs and I/O (SIMATIC)

6ES7-321-1BL00-0AA0

PLCs and I/O (SIMATIC) family illustration
Recorded listings
110
Recorded quantity sold
17
Median recorded price
$120.27108 US-dollar records
Recorded price range
$7.99to $3000.00 USD
First listing start: 29 Mar 2017Last listing start: 24 Oct 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.01101001000Mar 2017Jul 2019Dec 2021May 2024Oct 20262017-03-29: US$308.50; no sale recorded2017-04-01: US$350.00; no sale recorded2017-04-21: US$339.00; no sale recorded2017-04-29: US$45.00; no sale recorded2017-05-01: US$438.75; no sale recorded2017-05-02: US$350.00; no sale recorded2017-05-22: US$310.75; no sale recorded2017-07-03: US$210.00; no sale recorded2017-07-18: US$274.99; no sale recorded2017-07-28: US$224.99; sold recorded2017-09-05: US$160.00; no sale recorded2017-10-27: US$197.95; sold recorded2017-11-20: US$312.00; no sale recorded2018-02-27: US$326.53; no sale recorded2018-05-14: US$326.53; no sale recorded2018-05-16: US$326.53; no sale recorded2018-05-24: US$351.00; no sale recorded2018-07-19: US$315.16; no sale recorded2018-08-11: US$315.16; no sale recorded2018-08-11: US$49.95; sold recorded2018-10-09: US$100.07; no sale recorded2018-10-17: US$100.07; no sale recorded2019-11-21: US$159.00; no sale recorded2019-12-04: US$213.21; no sale recorded2020-01-30: US$207.52; no sale recorded2020-03-26: US$19.99; sold recorded2020-04-23: US$45.00; no sale recorded2020-05-07: US$125.00; no sale recorded2020-08-07: US$25.00; no sale recorded2020-08-12: US$25.00; no sale recorded2020-08-17: US$25.00; no sale recorded2020-08-22: US$25.00; no sale recorded2020-08-27: US$25.00; no sale recorded2020-09-06: US$25.00; no sale recorded2020-09-11: US$25.00; no sale recorded2020-09-16: US$25.00; no sale recorded2020-09-27: US$162.04; no sale recorded2020-10-23: US$15.00; no sale recorded2020-10-30: US$15.00; no sale recorded2020-11-06: US$15.00; sold recorded2020-12-15: US$230.00; no sale recorded2021-01-06: US$144.98; no sale recorded2021-03-31: US$199.00; no sale recorded2021-04-22: US$49.99; no sale recorded2021-05-19: US$49.99; no sale recorded2021-05-27: US$233.11; no sale recorded2021-06-14: US$49.99; no sale recorded2022-01-17: US$39.99; sold recorded2022-01-17: US$210.52; no sale recorded2022-02-16: US$19.99; no sale recorded2022-02-19: US$543.40; no sale recorded2022-03-03: US$115.00; no sale recorded2022-03-06: US$573.00; no sale recorded2022-03-24: US$9.99; sold recorded2022-03-24: US$9.99; no sale recorded2022-04-09: US$79.99; sold recorded2022-04-19: US$200.13; no sale recorded2022-06-08: US$192.17; no sale recorded2022-06-10: US$571.50; no sale recorded2022-06-23: US$225.00; no sale recorded2022-08-16: US$514.35; no sale recorded2022-09-12: US$188.19; no sale recorded2022-10-12: US$60.00; no sale recorded2022-12-22: US$164.31; no sale recorded2023-03-21: US$571.50; no sale recorded2023-03-28: US$571.50; no sale recorded2023-04-12: US$156.35; no sale recorded2023-04-12: US$571.50; no sale recorded2023-04-26: US$150.00; no sale recorded2023-05-21: US$571.50; no sale recorded2023-06-07: US$148.39; no sale recorded2023-06-22: US$571.50; no sale recorded2023-07-17: US$70.00; no sale recorded2023-08-03: US$140.43; no sale recorded2023-10-03: US$149.72; no sale recorded2024-02-06: US$120.53; no sale recorded2024-03-19: US$120.00; no sale recorded2024-03-19: US$18.00; no sale recorded2024-03-19: US$1800.00; sold recorded2024-04-11: US$112.33; no sale recorded2024-04-17: US$14.99; sold recorded2024-04-19: US$15.00; no sale recorded2024-06-15: US$104.61; no sale recorded2024-06-15: US$7.99; sold recorded2024-07-06: US$10.00; no sale recorded2024-09-14: US$104.61; no sale recorded2024-10-03: US$29.00; no sale recorded2024-11-01: US$104.61; sold recorded2024-11-01: US$3000.00; no sale recorded2024-12-07: US$69.95; no sale recorded2024-12-26: US$82.00; no sale recorded2025-02-03: US$100.00; no sale recorded2025-02-18: US$104.61; no sale recorded2025-03-24: US$125.00; no sale recorded2025-03-28: US$85.00; no sale recorded2025-03-31: US$38.99; no sale recorded2025-05-12: US$99.99; no sale recorded2025-07-06: US$165.00; no sale recorded2025-07-29: US$25.00; no sale recorded2025-07-29: US$20.00; no sale recorded2025-09-09: US$104.61; no sale recorded2025-10-23: US$299.99; no sale recorded2025-11-03: US$104.61; no sale recorded2026-02-26: US$104.61; no sale recorded2026-05-19: US$104.61; no sale recorded2026-06-19: US$129.95; no sale recorded2026-10-08: US$45.00; no sale recorded2026-10-24: US$112.36; 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.01101001000Mar 2017Dec 2021Oct 20262017-03-29: US$308.50; no sale recorded2017-04-01: US$350.00; no sale recorded2017-04-21: US$339.00; no sale recorded2017-04-29: US$45.00; no sale recorded2017-05-01: US$438.75; no sale recorded2017-05-02: US$350.00; no sale recorded2017-05-22: US$310.75; no sale recorded2017-07-03: US$210.00; no sale recorded2017-07-18: US$274.99; no sale recorded2017-07-28: US$224.99; sold recorded2017-09-05: US$160.00; no sale recorded2017-10-27: US$197.95; sold recorded2017-11-20: US$312.00; no sale recorded2018-02-27: US$326.53; no sale recorded2018-05-14: US$326.53; no sale recorded2018-05-16: US$326.53; no sale recorded2018-05-24: US$351.00; no sale recorded2018-07-19: US$315.16; no sale recorded2018-08-11: US$315.16; no sale recorded2018-08-11: US$49.95; sold recorded2018-10-09: US$100.07; no sale recorded2018-10-17: US$100.07; no sale recorded2019-11-21: US$159.00; no sale recorded2019-12-04: US$213.21; no sale recorded2020-01-30: US$207.52; no sale recorded2020-03-26: US$19.99; sold recorded2020-04-23: US$45.00; no sale recorded2020-05-07: US$125.00; no sale recorded2020-08-07: US$25.00; no sale recorded2020-08-12: US$25.00; no sale recorded2020-08-17: US$25.00; no sale recorded2020-08-22: US$25.00; no sale recorded2020-08-27: US$25.00; no sale recorded2020-09-06: US$25.00; no sale recorded2020-09-11: US$25.00; no sale recorded2020-09-16: US$25.00; no sale recorded2020-09-27: US$162.04; no sale recorded2020-10-23: US$15.00; no sale recorded2020-10-30: US$15.00; no sale recorded2020-11-06: US$15.00; sold recorded2020-12-15: US$230.00; no sale recorded2021-01-06: US$144.98; no sale recorded2021-03-31: US$199.00; no sale recorded2021-04-22: US$49.99; no sale recorded2021-05-19: US$49.99; no sale recorded2021-05-27: US$233.11; no sale recorded2021-06-14: US$49.99; no sale recorded2022-01-17: US$39.99; sold recorded2022-01-17: US$210.52; no sale recorded2022-02-16: US$19.99; no sale recorded2022-02-19: US$543.40; no sale recorded2022-03-03: US$115.00; no sale recorded2022-03-06: US$573.00; no sale recorded2022-03-24: US$9.99; sold recorded2022-03-24: US$9.99; no sale recorded2022-04-09: US$79.99; sold recorded2022-04-19: US$200.13; no sale recorded2022-06-08: US$192.17; no sale recorded2022-06-10: US$571.50; no sale recorded2022-06-23: US$225.00; no sale recorded2022-08-16: US$514.35; no sale recorded2022-09-12: US$188.19; no sale recorded2022-10-12: US$60.00; no sale recorded2022-12-22: US$164.31; no sale recorded2023-03-21: US$571.50; no sale recorded2023-03-28: US$571.50; no sale recorded2023-04-12: US$156.35; no sale recorded2023-04-12: US$571.50; no sale recorded2023-04-26: US$150.00; no sale recorded2023-05-21: US$571.50; no sale recorded2023-06-07: US$148.39; no sale recorded2023-06-22: US$571.50; no sale recorded2023-07-17: US$70.00; no sale recorded2023-08-03: US$140.43; no sale recorded2023-10-03: US$149.72; no sale recorded2024-02-06: US$120.53; no sale recorded2024-03-19: US$120.00; no sale recorded2024-03-19: US$18.00; no sale recorded2024-03-19: US$1800.00; sold recorded2024-04-11: US$112.33; no sale recorded2024-04-17: US$14.99; sold recorded2024-04-19: US$15.00; no sale recorded2024-06-15: US$104.61; no sale recorded2024-06-15: US$7.99; sold recorded2024-07-06: US$10.00; no sale recorded2024-09-14: US$104.61; no sale recorded2024-10-03: US$29.00; no sale recorded2024-11-01: US$104.61; sold recorded2024-11-01: US$3000.00; no sale recorded2024-12-07: US$69.95; no sale recorded2024-12-26: US$82.00; no sale recorded2025-02-03: US$100.00; no sale recorded2025-02-18: US$104.61; no sale recorded2025-03-24: US$125.00; no sale recorded2025-03-28: US$85.00; no sale recorded2025-03-31: US$38.99; no sale recorded2025-05-12: US$99.99; no sale recorded2025-07-06: US$165.00; no sale recorded2025-07-29: US$25.00; no sale recorded2025-07-29: US$20.00; no sale recorded2025-09-09: US$104.61; no sale recorded2025-10-23: US$299.99; no sale recorded2025-11-03: US$104.61; no sale recorded2026-02-26: US$104.61; no sale recorded2026-05-19: US$104.61; no sale recorded2026-06-19: US$129.95; no sale recorded2026-10-08: US$45.00; no sale recorded2026-10-24: US$112.36; no sale recorded
Sold recordedNo sale recordedMonthly median

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

Median recorded price, all years$120.27

108 plotted records from 108 US-dollar records in this range. Monthly medians use all records in each calendar month.

Archived listings

110 recorded listings
Listing startArchived listingConditionRecorded priceQty soldArchive statusCountry
24 Oct 2026210084 New-No Box; Siemens 6ES7-321-1BL00-0AA0 Digital Input Module; 24VDCeBay 840053611198New - Open box$112.360Recorded activeUS
08 Oct 2026Siemens 6ES7-321-1BL00-0AA0 Digital Input ModuleeBay 198698732474New - Open box$45.000Recorded activeUS
19 Jun 2026Siemens 6ES7-321-1BL00-0AA0 Digital Input Module - New in BoxeBay 307010745314New$129.950Recorded activeUS
19 May 2026210084 New-No Box; Siemens 6ES7-321-1BL00-0AA0 Digital Input Module; 24VDCeBay 188400824076New - Open box$104.610Recorded activeUS
26 Feb 2026210084 New-No Box; Siemens 6ES7-321-1BL00-0AA0 Digital Input Module; 24VDCeBay 188096062286New - Open box$104.610Recorded activeUS
03 Nov 2025210084 New-No Box; Siemens 6ES7-321-1BL00-0AA0 Digital Input Module; 24VDCeBay 187708721395New - Open box$104.610Recorded activeUS
23 Oct 2025SIEMENS 6ES7-321-1BL00-0AA0 DIGITAL INPUT MODULE FREE FAST SHIPPINGeBay 406315501769New - Open box$299.990Recorded activeIN
09 Sep 2025210084 New-No Box; Siemens 6ES7-321-1BL00-0AA0 Digital Input Module; 24VDCeBay 187554128800New - Open box$104.610Recorded activeUS
29 Jul 2025Siemens Simatic S7-300 Digital Input 6ES7-321-1BL00-0AA0 (No top cover)eBay 205641452302Used$20.000Recorded activeUS
29 Jul 2025Siemens Simatic S7-300 Digital Input 6ES7-321-1BL00-0AA0eBay 205641450853Used$25.000Recorded activeUS
06 Jul 2025Siemens 6ES7-321-1BL00-0AA0 Simatic S7-300 Digital Input Module, DI 32, 24VDC eBay 127217034110New - Open box$165.000Recorded activeUS
12 May 2025NEW Siemens 6ES7-321-1BL00-0AA0 Simatic S7-300 Digital Input Module STOCK H28AeBay 297300260872New$99.990Recorded activeUS
31 Mar 2025Siemens 6ES7-321-1BL00-0AA0 Input Module 32Point Digital 24VDC SM321 USEDeBay 226675358082Used$38.990Recorded activeUS
28 Mar 2025Siemens 6ES7-321-1BL00-0AA0 Simatic S7-300 Digital Input Module eBay 256874330901New - Open box$85.000Recorded activeUS
24 Mar 2025SIEMENS - SIMATIC S7 - 6ES7-321-1BL00-0AA0 - ( LOT OF 4 )eBay 376095779669Used$125.000Recorded activeUS
18 Feb 2025210084 New-No Box; Siemens 6ES7-321-1BL00-0AA0 Digital Input Module; 24VDCeBay 197030995525New - Open box$104.610Recorded activeUS
03 Feb 2025Siemens 6ES7-321-1BL00-0AA0 Digital Output ModuleeBay 156671030708Seller refurbished$100.000Recorded activeUS
26 Dec 2024Siemens 6ES7-321-1BL00-0AA0 Digital Input Module 6ES7-321-1BL00-0AA0 eBay 405441748575New - Open box$82.000Recorded activeCN
07 Dec 2024Siemens 6ES7-321-1BL00-0AA0 Digital Input ModuleeBay 196879733183New - Open box$69.950Recorded activeUS
01 Nov 2024Electrical Breakers eBay 167059660330New$3000.000No sale recordedUS
01 Nov 2024210084 New-No Box; Siemens 6ES7-321-1BL00-0AA0 Digital Input Module; 24VDCeBay 356214401249New - Open box$104.611Sold recordedUS
03 Oct 2024Siemens 6ES7-321-1BL00-0AA0 Digital Input ModuleeBay 167003337721Used$29.000Recorded activeCZ
14 Sep 2024210084 New-No Box; Siemens 6ES7-321-1BL00-0AA0 Digital Input Module; 24VDCeBay 196634116286New - Open box$104.610No sale recordedUS
06 Jul 2024Siemens 6ES7-321-1BL00-0AA0 Digital Output ModuleeBay 156290664506Used$10.000No sale recordedUS
15 Jun 2024Siemens Q260 QP Type Double Pole Circuit Breaker 60A - W70eBay 335441109201Used$7.992Sold 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

6ES7-321-1BH02-0AB06ES7-321-1BH50-0AA06ES7-321-1BL006ES7-321-1BP00-0AA06ES7-321-1EH01-0AA06ES7-321-1EL00-0AA0

Related part numbers

6ES7131-6BF00-0CA06ES7141-5BF00-0BA06ES7334-0KE00-0AB06ES7318-3EL01-0AB06ES7550-1AA01-0AB06SN1123-1AA00-0CA16EP3310-6SB00-0AY06GK7542-1AX00-0XE06SN1121-0BA11-0AA16SN1145-1AA01-0AA16SN1113-1AB01-0BA16ES7331-7KF02-0AB03VL1725-1EH43-0AA06SL3055-0AA00-3KA06SN1118-0AA11-0AA0

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