Siemens / Other Siemens parts
3UN2100-0AF7
First listing start: 15 May 2017Last listing start: 12 Jul 2026
Recorded price history
USDSold recordedNo sale recordedMonthly median
Linear price scale. Dates are listing starts.
Median recorded price, all years$41.50
44 plotted records from 44 US-dollar records in this range. Monthly medians use all records in each calendar month.
Archived listings
51 recorded listings| Listing start | Archived listing | Condition | Recorded price | Qty sold | Archive status | Country |
|---|---|---|---|---|---|---|
| 12 Jul 2026 | Siemens 3UN21 3UN2100-0AF7 Motor Protection Relay 110-120V eBay 377338339087 | Used | $19.95 | 0 | Recorded active | US |
| 09 Jul 2026 | Siemens 3UN2100-0AF7 Thermistor Protection RelayeBay 188622382965 | Used | 35.27 [CA] | 0 | Recorded active | CA |
| 21 Jun 2026 | SIEMENS 3UN2100-0AF7 SIRIUS Thermistor Relay 110V-120VeBay 327224551604 | Used | $40.00 | 0 | Recorded active | KR |
| 30 May 2026 | SIEMENS 3UN2100-0AF7 THERMISTOR PROTECTION RELAY 120V UNMPeBay 157953796256 | Used | $43.00 | 0 | Recorded active | US |
| 30 Apr 2026 | SIEMENS 3UN2100-0AF7 THERMISTOR PROTECTION RELAY 120V UNMPeBay 157871745239 | Used | $43.00 | 0 | Recorded active | US |
| 30 Mar 2026 | SIEMENS 3UN2100-0AF7 THERMISTOR PROTECTION RELAY 120V UNMPeBay 178006967564 | Used | $43.00 | 0 | Recorded active | US |
| 14 Jan 2026 | 1Pcs New Siemens relay 3UN2100-0AF7eBay 389493067772 | New | $280.00 | 0 | Recorded active | CN |
| 03 Nov 2025 | Siemens Cold Lead Tripping Device 3UN2100-0AF7 Thermistor Tripping Unit 110-120VeBay 236434036206 | Used | $43.75 | 0 | Recorded active | DE |
| 25 Oct 2025 | SIEMENS 3UN2100-0AF7 THERMISTOR PROTECTION RELAY 120V UNMPeBay 267448052077 | Used | $39.99 | 0 | Recorded active | US |
| 17 Apr 2025 | SIEMENS 6 Amp Thermistor Motor Protection Tripping Relay 3UN2100-0AF7eBay 267223514789 | Used | $15.86 | 0 | Recorded active | CA |
| 19 Nov 2024 | Siemens 3UN2100-0AF7 Thermistor Protection RelayeBay 116396979065 | Used | $18.15 | 0 | Recorded active | US |
| 11 Aug 2024 | SIEMENS 3UN2100-0AF7 THERMISTOR PROTECTION RELAYeBay 186625976159 | Used | $18.00 | 1 | Sold recorded | US |
| 27 Jul 2024 | SIEMENS 3UN2100-0AF7 AUTO RESET THERMISTOR MOTOR PROTECTOReBay 266924366668 | New - Open box | $170.00 | 0 | Recorded active | US |
| 21 May 2024 | SIEMENS 3UN2100-0AF7 THERMISTOR PROTECTION RELAY 120V UNMPeBay 364905661302 | Used | $43.00 | 0 | Recorded active | US |
| 20 May 2024 | Siemens 3UN2100-0AF7 RelayeBay 355729355133 | Used | $19.50 | 0 | Recorded active | US |
| 20 Jan 2024 | Siemens 3UN2100-0AF7 Refurbished PTC THERMISTOR TRIPPING UNIT W.INCREASEDeBay 315108609494 | Seller refurbished | $143.21 | 0 | No sale recorded | NL |
| 27 Dec 2023 | Siemens 3UN2100-0AF7 Thermistor Protection Relay 110-120V 50/60HzeBay 235361558419 | Used | $89.96 | 1 | Sold recorded | IN |
| 24 Dec 2023 | SIEMENS Type A Thermistor Motor Protection Tripping Relay 3UN2100-0AF7eBay 266581435237 | Used | $16.06 | 0 | No sale recorded | CA |
| 21 Aug 2023 | 1pcs new SIEMENS 3UN2100-0AF7eBay 404450766476 | New | $435.00 | 0 | Recorded active | CN |
| 02 Aug 2023 | SIEMENS 3UN2100-0AF7 THERMISTOR PROTECTION RELAY(TESTED AND FULLY OPERATIONAL)eBay 186018014804 | Used | $15.99 | 1 | Sold recorded | US |
| 18 May 2023 | USED | SIEMENS 3UN2100-0AF7eBay 145090313509 | Used | $82.24 | 5 | Sold recorded | US |
| 09 May 2023 | SIEMENS 3UN2100-0AF7 THERMISTOR PROTECTION RELAY #220F110eBay 185889162283 | Used | $23.99 | 0 | Recorded active | US |
| 17 Jan 2023 | SIEMENS Thermister 3UN2100-0AF7 Used #120280eBay 304773135277 | Used | $24.20 | 0 | No sale recorded | US |
| 17 Nov 2022 | SIEMENS 3UN2100-0AF7 OVERLOAD TRIPPING THERMISTOR 110-120VAC NEW!! QUANTITY!!eBay 394338693260 | New | $129.99 | 0 | Recorded active | CA |
| 24 Sep 2022 | 1PCS NEW Siemens 3UN2100-0AF7eBay 314159916935 | New | $267.00 | 0 | Recorded active | CN |
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.