PartHistory
Siemens / Other Siemens parts

QBM81-20

Other Siemens parts family illustration
Recorded listings
66
Recorded quantity sold
9
Median recorded price
$88.7462 US-dollar records
Recorded price range
$69.00to $200.00 USD
First listing start: 11 Jan 2019Last listing start: 18 Aug 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.0.00100.00200.00300.00400.00Jan 2019Nov 2020Oct 2022Sep 2024Aug 20262019-01-11: US$96.00; no sale recorded2019-10-06: US$90.88; no sale recorded2021-03-02: US$89.99; no sale recorded2021-05-08: US$124.26; no sale recorded2022-02-24: US$69.00; no sale recorded2022-04-08: US$188.00; no sale recorded2022-06-07: US$143.55; no sale recorded2022-08-13: US$188.00; no sale recorded2022-08-15: US$188.00; no sale recorded2022-08-16: US$185.74; no sale recorded2022-08-18: US$185.74; no sale recorded2022-08-31: US$176.45; no sale recorded2022-09-13: US$185.74; no sale recorded2022-10-21: US$74.13; no sale recorded2022-12-20: US$149.11; no sale recorded2023-05-16: US$82.52; no sale recorded2023-05-17: US$82.68; no sale recorded2023-05-17: US$82.72; no sale recorded2023-05-17: US$82.70; no sale recorded2023-05-17: US$82.61; no sale recorded2024-01-13: US$82.54; no sale recorded2024-01-15: US$82.74; no sale recorded2024-01-15: US$82.68; no sale recorded2024-01-16: US$80.59; no sale recorded2024-02-26: US$147.62; no sale recorded2024-03-02: US$133.58; sold recorded2024-03-28: US$80.35; no sale recorded2024-04-05: US$81.00; no sale recorded2024-07-01: US$134.60; no sale recorded2024-09-15: US$134.20; no sale recorded2024-09-26: US$139.77; no sale recorded2024-10-24: US$88.88; no sale recorded2024-11-04: US$106.95; no sale recorded2024-11-12: US$89.30; no sale recorded2024-11-16: US$88.92; no sale recorded2024-11-25: US$88.57; sold recorded2024-11-25: US$144.18; no sale recorded2024-11-29: US$87.69; sold recorded2024-12-02: US$87.09; sold recorded2024-12-09: US$87.59; sold recorded2024-12-12: US$87.78; sold recorded2024-12-17: US$87.99; sold recorded2025-03-13: US$86.49; sold recorded2025-03-28: US$148.61; no sale recorded2025-04-04: US$86.99; sold recorded2025-04-14: US$81.76; no sale recorded2025-04-16: US$97.07; no sale recorded2025-05-16: US$88.59; no sale recorded2025-05-16: US$86.49; no sale recorded2025-05-16: US$86.89; no sale recorded2025-05-16: US$87.89; no sale recorded2025-05-16: US$88.29; no sale recorded2025-06-12: US$82.53; no sale recorded2025-06-17: US$87.29; no sale recorded2025-08-29: US$110.00; no sale recorded2025-09-01: US$88.59; no sale recorded2025-09-19: US$99.23; no sale recorded2025-11-10: US$82.84; no sale recorded2026-01-13: US$200.00; no sale recorded2026-03-12: US$144.18; no sale recorded2026-04-02: US$92.42; no sale recorded2026-08-18: US$142.73; 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.0.00100.00200.00300.00400.00Jan 2019Oct 2022Aug 20262019-01-11: US$96.00; no sale recorded2019-10-06: US$90.88; no sale recorded2021-03-02: US$89.99; no sale recorded2021-05-08: US$124.26; no sale recorded2022-02-24: US$69.00; no sale recorded2022-04-08: US$188.00; no sale recorded2022-06-07: US$143.55; no sale recorded2022-08-13: US$188.00; no sale recorded2022-08-15: US$188.00; no sale recorded2022-08-16: US$185.74; no sale recorded2022-08-18: US$185.74; no sale recorded2022-08-31: US$176.45; no sale recorded2022-09-13: US$185.74; no sale recorded2022-10-21: US$74.13; no sale recorded2022-12-20: US$149.11; no sale recorded2023-05-16: US$82.52; no sale recorded2023-05-17: US$82.68; no sale recorded2023-05-17: US$82.72; no sale recorded2023-05-17: US$82.70; no sale recorded2023-05-17: US$82.61; no sale recorded2024-01-13: US$82.54; no sale recorded2024-01-15: US$82.74; no sale recorded2024-01-15: US$82.68; no sale recorded2024-01-16: US$80.59; no sale recorded2024-02-26: US$147.62; no sale recorded2024-03-02: US$133.58; sold recorded2024-03-28: US$80.35; no sale recorded2024-04-05: US$81.00; no sale recorded2024-07-01: US$134.60; no sale recorded2024-09-15: US$134.20; no sale recorded2024-09-26: US$139.77; no sale recorded2024-10-24: US$88.88; no sale recorded2024-11-04: US$106.95; no sale recorded2024-11-12: US$89.30; no sale recorded2024-11-16: US$88.92; no sale recorded2024-11-25: US$88.57; sold recorded2024-11-25: US$144.18; no sale recorded2024-11-29: US$87.69; sold recorded2024-12-02: US$87.09; sold recorded2024-12-09: US$87.59; sold recorded2024-12-12: US$87.78; sold recorded2024-12-17: US$87.99; sold recorded2025-03-13: US$86.49; sold recorded2025-03-28: US$148.61; no sale recorded2025-04-04: US$86.99; sold recorded2025-04-14: US$81.76; no sale recorded2025-04-16: US$97.07; no sale recorded2025-05-16: US$88.59; no sale recorded2025-05-16: US$86.49; no sale recorded2025-05-16: US$86.89; no sale recorded2025-05-16: US$87.89; no sale recorded2025-05-16: US$88.29; no sale recorded2025-06-12: US$82.53; no sale recorded2025-06-17: US$87.29; no sale recorded2025-08-29: US$110.00; no sale recorded2025-09-01: US$88.59; no sale recorded2025-09-19: US$99.23; no sale recorded2025-11-10: US$82.84; no sale recorded2026-01-13: US$200.00; no sale recorded2026-03-12: US$144.18; no sale recorded2026-04-02: US$92.42; no sale recorded2026-08-18: US$142.73; no sale recorded
Sold recordedNo sale recordedMonthly median

Linear price scale. Dates are listing starts.

Median recorded price, all years$88.74

62 plotted records from 62 US-dollar records in this range. Monthly medians use all records in each calendar month.

Archived listings

66 recorded listings
Listing startArchived listingConditionRecorded priceQty soldArchive statusCountry
18 Aug 2026SIEMENS QBM81-20 Pressure Difference Sensor New One QBM8120eBay 158201894088New$142.730Recorded activeCN
02 Apr 20261pc new SIEMENS Differential pressure switch QBM81-20 500-2000paeBay 377081980726New$92.420Recorded activeCN
12 Mar 2026SIEMENS QBM81-20 Pressure Difference Sensor New One QBM8120eBay 389733538597New$144.180Recorded activeCN
13 Jan 2026QBM81-20 Siemens Differential Pressure SwitcheBay 358111061251New$200.000Recorded activeCN
10 Nov 20251PC Siemens QBM81-20 Differential pressure switch 500-2000pa NEWeBay 116871875728New$82.840Recorded activeCN
19 Sep 2025Siemens QBM81-20 Differential pressure switch 500-2000pa NEW OneeBay 136484583244New$99.230Recorded activeCN
01 Sep 2025Siemens QBM81-20 Differential pressure switch 500-2000pa New 1PcseBay 157288218206New$88.590Recorded activeCN
29 Aug 20251PC NEW Siemens QBM81-20 Differential pressure switch FAST SHIP#XReBay 317222700295New$110.000Recorded activeCN
17 Jun 2025Siemens QBM81-20 Differential pressure switch 500-2000pa ONE New .eBay 357124017347New$87.290Recorded activeCN
12 Jun 20251PCS NEW Siemens QBM81-20 Differential pressure switch 500-2000paeBay 316974406510New$82.530Recorded activeCN
16 May 2025NEW Siemens QBM81-20 Differential pressure switch 500-2000pa 1PCSeBay 146585430952New$88.290Recorded activeUS
16 May 2025Siemens QBM81-20 Differential pressure switch 500-2000pa 1pc NEWeBay 396614948052New$87.890Recorded activeUS
16 May 2025Siemens QBM81-20 Differential pressure switch 500-2000pa new 1pcseBay 146585345574New$86.890Recorded activeUS
16 May 2025Siemens QBM81-20 Differential pressure switch 500-2000pa NeW 1PceBay 365605343461New$86.490Recorded activeUS
16 May 2025Siemens QBM81-20 Differential pressure switch 500-2000pa New 1PcseBay 226755675905New$88.590Recorded activeUS
16 Apr 2025NEW Siemens QBM81-20 Differential pressure switch 500-2000pa (1Pcs)eBay 187148732183New$97.070Recorded activeCN
14 Apr 2025ONE NEW Siemens QBM81-20 Differential pressure switch 500-2000paeBay 187140454132New$81.760Recorded activeCN
04 Apr 2025Siemens QBM81-20 Differential pressure switch 500-2000pa NEW oneeBay 156855497400New$86.991Sold recordedUS
28 Mar 20251PC NEW Siemens QBM81-20 Free shipping #F0eBay 405702198041New$148.610Recorded activeCN
13 Mar 2025Siemens QBM81-20 Differential pressure switch 500-2000pa 1pc NEW .eBay 396315472994New$86.491Sold recordedUS
17 Dec 2024Siemens QBM81-20 Differential pressure switch 500-2000pa New 1PceBay 396021474769New$87.991Sold recordedUS
12 Dec 2024Siemens QBM81-20 Differential pressure switch 500-2000pa NEW 1PCSeBay 356368109182New$87.781Sold recordedUS
09 Dec 2024Siemens QBM81-20 Differential pressure switch 500-2000pa 1Pcs neweBay 146257194655New$87.591Sold recordedUS
02 Dec 2024Siemens QBM81-20 Differential pressure switch 500-2000pa NEW 1PcseBay 146238950992New$87.091Sold recordedUS
29 Nov 2024Siemens QBM81-20 Differential pressure switch 500-2000pa New 1PceBay 365258055792New$87.691Sold 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

QBM68.2500DQBM75.1QBM81-10QBM81-3QBM81-5QBM81-50

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QBM66.202QBM4100-1DQBM2030-30QBM3020-25QBM3020-103SB3801-2EJ20QAM2021.020QBM3020-5QBM3020-1QBM3020-316289-2003SB3801-2EG33TB4817-0B1XP8012-103NA3810-2C

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