Siemens / Drives and inverters
6SE3121-3DC40
First listing start: 12 Dec 2017Last listing start: 18 Apr 2026
Recorded price history
USDSold recordedNo sale recordedMonthly median
Logarithmic price scale (price + 1). Dates are listing starts.
Median recorded price, all years$799.99
17 plotted records from 17 US-dollar records in this range. Monthly medians use all records in each calendar month.
Archived listings
18 recorded listings| Listing start | Archived listing | Condition | Recorded price | Qty sold | Archive status | Country |
|---|---|---|---|---|---|---|
| 18 Apr 2026 | SIEMENS 6SE3121-3DC40 / 6SE31213DC40 (USED)eBay 236763537328 | Used | $3625.71 | 0 | Recorded active | US |
| 09 Apr 2026 | SIEMENS 6SE3121-3DC40 / 6SE31213DC40 (USED)eBay 236745420611 | Used | $2820.00 | 0 | Recorded active | US |
| 04 Apr 2026 | SIEMENS 6SE3121-3DC40 / 6SE31213DC40 (USED)eBay 397799736486 | Used | $2820.00 | 0 | Recorded active | US |
| 22 Jan 2026 | SIEMENS 6SE3121-3DC40 / 6SE31213DC40 (USED)eBay 236594518327 | Used | $2727.27 | 0 | Recorded active | US |
| 15 Jan 2026 | SIEMENS 6SE3121-3DC40 / 6SE31213DC40 (USED)eBay 317765372786 | Used | $2727.27 | 0 | Recorded active | US |
| 28 Oct 2024 | Siemens 6SE3121-3DC40 Micromaster Inverter Drive 380-500V 7.50HP 47-63HZeBay 276706119895 | Used | $670.07 | 1 | Sold recorded | US |
| 10 Jun 2024 | Siemens Micro Master 6SE3121-3DC40eBay 256539950202 | For parts or not working | $537.79 | 0 | No sale recorded | DE |
| 10 Apr 2024 | Siemens Micro Master 6SE3121-3DC40eBay 364834107497 | For parts or not working | $544.09 | 0 | No sale recorded | DE |
| 04 Feb 2024 | Siemens Micro Master 6SE3121-3DC40eBay 364716433179 | For parts or not working | $538.79 | 0 | No sale recorded | DE |
| 01 Jun 2023 | Siemens 6SE3121-3DC40 Micromaster Inverter Drive 380-500V 7.50HP 47-63HZeBay 364283188668 | Used | $799.99 | 0 | No sale recorded | US |
| 30 May 2023 | USED SIEMENS 6SE3121-3DC40 MICROMASTER DRIVE 6SE31213DC40eBay 175750682108 | Used | $1200.00 | 0 | Recorded active | US |
| 03 Jan 2023 | Siemens Micromaster 6SE3121-3DC40 6SE3 121-3DC40 Version: J 7.50HP 5500W -used-eBay 165866681976 | Gebraucht | 874.87 [Germany] | 0 | No sale recorded | DE |
| 18 May 2021 | Siemens Micro Master 6SE3121-3DC40eBay 254983375976 | For parts or not working | $609.39 | 0 | No sale recorded | DE |
| 18 Nov 2020 | Siemens Micro Master 6SE3121-3DC40eBay 254781546582 | For parts or not working | $604.24 | 0 | No sale recorded | DE |
| 11 May 2020 | SIEMENS 6SE3121-3DC40 SIMOVERT P MICROMASTER 3-PH **EVAL SERVICE**eBay 233585146535 | Seller refurbished | $0.99 | 0 | No sale recorded | US |
| 25 Feb 2020 | SIEMENS 6SE3121-3DC40 / 6SE31213DC40 (USED TESTED CLEANED)eBay 392701883389 | Used | $1718.00 | 0 | No sale recorded | US |
| 27 Sep 2018 | NEW SIEMENS 6SE3121-3DC40 MICROMASTER eBay 382574595698 | New other (see details) | $150.00 | 0 | No sale recorded | US |
| 12 Dec 2017 | NEW SIEMENS 6SE3121-3DC40 MICROMASTER MM550/3, 5500W, 380-500V, 6SE31213DC40eBay 192395953064 | New - Open box | $2200.00 | 0 | No sale recorded | US |
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.