PartHistory
Siemens / Contactors and overloads

3RT2037-1KB40

Contactors and overloads family illustration
Recorded listings
124
Recorded quantity sold
23
Median recorded price
$275.02103 US-dollar records
Recorded price range
$9.99to $685.80 USD
First listing start: 22 Jan 2022Last listing start: 11 Jul 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.0.00200.00400.00600.00800.00Mar 2022Apr 2023May 2024Jun 2025Jul 20262022-03-24: US$425.00; no sale recorded2022-03-29: US$400.00; sold recorded2022-06-20: US$213.96; sold recorded2022-08-27: US$249.99; sold recorded2022-09-26: US$239.99; sold recorded2022-12-03: US$389.00; no sale recorded2023-03-24: US$290.32; no sale recorded2023-03-25: US$290.23; no sale recorded2023-03-27: US$320.18; no sale recorded2023-03-30: US$224.11; no sale recorded2023-05-07: US$230.00; sold recorded2023-06-07: US$470.00; no sale recorded2023-06-07: US$450.00; no sale recorded2023-06-26: US$320.19; no sale recorded2023-08-08: US$199.99; no sale recorded2023-08-25: US$320.22; no sale recorded2023-08-25: US$320.17; no sale recorded2023-11-03: US$199.99; no sale recorded2023-12-27: US$617.22; no sale recorded2024-01-31: US$275.02; sold recorded2024-01-31: US$275.04; sold recorded2024-02-23: US$290.08; no sale recorded2024-02-23: US$290.10; no sale recorded2024-02-23: US$290.24; no sale recorded2024-02-24: US$75.00; no sale recorded2024-02-24: US$99.99; sold recorded2024-02-24: US$144.60; sold recorded2024-02-26: US$685.80; sold recorded2024-03-28: US$9.99; no sale recorded2024-04-05: US$12.50; sold recorded2024-04-09: US$290.00; no sale recorded2024-04-19: US$175.00; sold recorded2024-05-29: US$359.26; no sale recorded2024-06-07: US$9.99; sold recorded2024-07-01: US$190.83; no sale recorded2024-07-15: US$208.05; no sale recorded2024-07-26: US$190.83; no sale recorded2024-09-01: US$519.17; no sale recorded2024-09-20: US$282.66; no sale recorded2024-10-19: US$561.75; no sale recorded2024-11-01: US$330.00; no sale recorded2024-11-24: US$224.50; sold recorded2024-12-04: US$275.33; sold recorded2025-01-31: US$595.00; sold recorded2025-02-28: US$274.99; no sale recorded2025-03-15: US$259.50; sold recorded2025-03-29: US$275.03; no sale recorded2025-03-29: US$275.01; no sale recorded2025-04-01: US$248.69; no sale recorded2025-04-05: US$247.76; no sale recorded2025-04-14: US$247.51; no sale recorded2025-04-16: US$225.00; no sale recorded2025-04-16: US$125.00; no sale recorded2025-04-19: US$251.49; no sale recorded2025-05-29: US$189.99; no sale recorded2025-06-18: US$338.27; no sale recorded2025-06-19: US$230.16; no sale recorded2025-06-19: US$275.01; no sale recorded2025-06-20: US$335.51; no sale recorded2025-06-20: US$336.00; no sale recorded2025-06-30: US$543.57; no sale recorded2025-07-04: US$357.52; no sale recorded2025-07-10: US$272.00; no sale recorded2025-07-14: US$274.98; no sale recorded2025-08-18: US$199.00; no sale recorded2025-09-02: US$510.00; no sale recorded2025-09-03: US$275.45; no sale recorded2025-09-03: US$224.99; no sale recorded2025-09-23: US$274.92; no sale recorded2025-10-22: US$509.00; no sale recorded2025-11-06: US$225.00; no sale recorded2025-11-26: US$371.26; no sale recorded2025-12-06: US$396.21; no sale recorded2025-12-07: US$274.01; no sale recorded2025-12-09: US$332.71; no sale recorded2025-12-11: US$338.31; no sale recorded2026-01-03: US$235.00; no sale recorded2026-01-05: US$265.83; no sale recorded2026-01-26: US$274.96; no sale recorded2026-02-06: US$330.48; no sale recorded2026-02-10: US$366.44; no sale recorded2026-02-10: US$331.43; no sale recorded2026-02-12: US$508.00; no sale recorded2026-04-02: US$275.42; no sale recorded2026-04-08: US$225.00; no sale recorded2026-04-20: US$247.84; no sale recorded2026-04-20: US$274.98; no sale recorded2026-04-30: US$247.84; no sale recorded2026-05-09: US$294.95; no sale recorded2026-05-11: US$125.00; no sale recorded2026-05-11: US$231.25; no sale recorded2026-05-13: US$342.00; no sale recorded2026-05-18: US$312.61; no sale recorded2026-06-03: US$274.47; no sale recorded2026-06-03: US$274.49; no sale recorded2026-06-11: US$266.23; no sale recorded2026-06-15: US$261.23; no sale recorded2026-06-16: US$281.84; no sale recorded2026-06-17: US$328.78; no sale recorded2026-07-06: US$315.33; no sale recorded2026-07-06: US$276.86; no sale recorded2026-07-10: US$175.00; no sale recorded2026-07-11: US$315.33; 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.0.00200.00400.00600.00800.00Mar 2022May 2024Jul 20262022-03-24: US$425.00; no sale recorded2022-03-29: US$400.00; sold recorded2022-06-20: US$213.96; sold recorded2022-08-27: US$249.99; sold recorded2022-09-26: US$239.99; sold recorded2022-12-03: US$389.00; no sale recorded2023-03-24: US$290.32; no sale recorded2023-03-25: US$290.23; no sale recorded2023-03-27: US$320.18; no sale recorded2023-03-30: US$224.11; no sale recorded2023-05-07: US$230.00; sold recorded2023-06-07: US$470.00; no sale recorded2023-06-07: US$450.00; no sale recorded2023-06-26: US$320.19; no sale recorded2023-08-08: US$199.99; no sale recorded2023-08-25: US$320.22; no sale recorded2023-08-25: US$320.17; no sale recorded2023-11-03: US$199.99; no sale recorded2023-12-27: US$617.22; no sale recorded2024-01-31: US$275.02; sold recorded2024-01-31: US$275.04; sold recorded2024-02-23: US$290.08; no sale recorded2024-02-23: US$290.10; no sale recorded2024-02-23: US$290.24; no sale recorded2024-02-24: US$75.00; no sale recorded2024-02-24: US$99.99; sold recorded2024-02-24: US$144.60; sold recorded2024-02-26: US$685.80; sold recorded2024-03-28: US$9.99; no sale recorded2024-04-05: US$12.50; sold recorded2024-04-09: US$290.00; no sale recorded2024-04-19: US$175.00; sold recorded2024-05-29: US$359.26; no sale recorded2024-06-07: US$9.99; sold recorded2024-07-01: US$190.83; no sale recorded2024-07-15: US$208.05; no sale recorded2024-07-26: US$190.83; no sale recorded2024-09-01: US$519.17; no sale recorded2024-09-20: US$282.66; no sale recorded2024-10-19: US$561.75; no sale recorded2024-11-01: US$330.00; no sale recorded2024-11-24: US$224.50; sold recorded2024-12-04: US$275.33; sold recorded2025-01-31: US$595.00; sold recorded2025-02-28: US$274.99; no sale recorded2025-03-15: US$259.50; sold recorded2025-03-29: US$275.03; no sale recorded2025-03-29: US$275.01; no sale recorded2025-04-01: US$248.69; no sale recorded2025-04-05: US$247.76; no sale recorded2025-04-14: US$247.51; no sale recorded2025-04-16: US$225.00; no sale recorded2025-04-16: US$125.00; no sale recorded2025-04-19: US$251.49; no sale recorded2025-05-29: US$189.99; no sale recorded2025-06-18: US$338.27; no sale recorded2025-06-19: US$230.16; no sale recorded2025-06-19: US$275.01; no sale recorded2025-06-20: US$335.51; no sale recorded2025-06-20: US$336.00; no sale recorded2025-06-30: US$543.57; no sale recorded2025-07-04: US$357.52; no sale recorded2025-07-10: US$272.00; no sale recorded2025-07-14: US$274.98; no sale recorded2025-08-18: US$199.00; no sale recorded2025-09-02: US$510.00; no sale recorded2025-09-03: US$275.45; no sale recorded2025-09-03: US$224.99; no sale recorded2025-09-23: US$274.92; no sale recorded2025-10-22: US$509.00; no sale recorded2025-11-06: US$225.00; no sale recorded2025-11-26: US$371.26; no sale recorded2025-12-06: US$396.21; no sale recorded2025-12-07: US$274.01; no sale recorded2025-12-09: US$332.71; no sale recorded2025-12-11: US$338.31; no sale recorded2026-01-03: US$235.00; no sale recorded2026-01-05: US$265.83; no sale recorded2026-01-26: US$274.96; no sale recorded2026-02-06: US$330.48; no sale recorded2026-02-10: US$366.44; no sale recorded2026-02-10: US$331.43; no sale recorded2026-02-12: US$508.00; no sale recorded2026-04-02: US$275.42; no sale recorded2026-04-08: US$225.00; no sale recorded2026-04-20: US$247.84; no sale recorded2026-04-20: US$274.98; no sale recorded2026-04-30: US$247.84; no sale recorded2026-05-09: US$294.95; no sale recorded2026-05-11: US$125.00; no sale recorded2026-05-11: US$231.25; no sale recorded2026-05-13: US$342.00; no sale recorded2026-05-18: US$312.61; no sale recorded2026-06-03: US$274.47; no sale recorded2026-06-03: US$274.49; no sale recorded2026-06-11: US$266.23; no sale recorded2026-06-15: US$261.23; no sale recorded2026-06-16: US$281.84; no sale recorded2026-06-17: US$328.78; no sale recorded2026-07-06: US$315.33; no sale recorded2026-07-06: US$276.86; no sale recorded2026-07-10: US$175.00; no sale recorded2026-07-11: US$315.33; no sale recorded
Sold recordedNo sale recordedMonthly median

Linear price scale. Dates are listing starts.

Median recorded price, all years$275.02

103 plotted records from 103 US-dollar records in this range. Monthly medians use all records in each calendar month.

Archived listings

124 recorded listings
Listing startArchived listingConditionRecorded priceQty soldArchive statusCountry
11 Jul 20261PC NEW Siemens Sirius Power Contactor 3RT2037-1KB40eBay 236931360123New$315.330Recorded activeCN
10 Jul 2026SIEMENS CONTACTOR 3RT2037-1KB40eBay 377334534376Used$175.000Recorded activeUS
06 Jul 20261PC PLC Module New Unopened Siemens 3RT2037-1KB40 Fast ShipeBay 158060403459New$276.860Recorded activeUS
06 Jul 20261PC NEW Siemens Sirius Power Contactor 3RT2037-1KB40eBay 236920308107New$315.330Recorded activeCN
17 Jun 2026254602 Old-Stock; Siemens 3RT2037-1KB40 Contactor; 65A; 3P; 690VAC; Coil: 24VDCeBay 188525071664New - Open box$328.780Recorded activeUS
16 Jun 2026New In Box SIEMENS 3RT2037-1KB40 ContactoreBay 236880686883New$281.840Recorded activeUS
15 Jun 20263RT2037-1KB40 1PCS Brand New Siemens 3RT2037-1KB40 Power Contactor Fast shipmenteBay 377264353712New$261.230Recorded activeCN
11 Jun 20263RT2037-1KB40 1PCS Brand New Siemens 3RT2037-1KB40 Power Contactor Fast shipmenteBay 227383341203New$266.230Recorded activeCN
03 Jun 2026ONE Siemens Contactor 3RT2037-1KB40 NEWeBay 318404584490New$274.490Recorded activeCN
03 Jun 2026ONE Siemens Contactor 3RT2037-1KB40 NEWeBay 178189522673New$274.470Recorded activeCN
18 May 20261PC NEW Siemens Sirius Power Contactor 3RT2037-1KB40eBay 336589540498New$312.610Recorded activeCN
13 May 20261PCS NEW Siemens Contactor 3RT2037-1KB40eBay 377180514231New$342.000Recorded activeUS
11 May 2026SIEMENS 3RT2037-1KB40, COUPLING CONNECTOR, NEW* #352838eBay 198347758011New - Open box$231.250Recorded activeUS
11 May 2026SIEMENS 3RT2037-1KB40, COUPLING CONNECTOR #352839eBay 198347757863Used$125.000Recorded activeUS
09 May 2026NEW SIEMENS 3RT2037-1KB40 SIRIUS Power Contactor 65A 400V 30kW 24V DC S2eBay 127854757771New - Open box$294.950Recorded activeUS
30 Apr 20261PC NEW Siemens Sirius Power Contactor 3RT2037-1KB40eBay 137267870277New$247.840Recorded activeUS
20 Apr 20261PC Siemens Contactor 3RT2037-1KB40 NEWeBay 117153629814New$274.980Recorded activeCN
20 Apr 20261PC NEW Siemens Sirius Power Contactor 3RT2037-1KB40eBay 389915196625New$247.840Recorded activeUS
08 Apr 2026SIEMENS SIRIUS 3-POLE, SIZE S2, POWER CONTACTOR 3RT2037-1KB40 NEW IN BOXeBay 168295504544New$225.000Recorded activeUS
02 Apr 20261PC Siemens Contactor 3RT2037-1KB40 NEWeBay 318096363094New$275.420Recorded activeCN
24 Mar 2026Siemens Sirius 3RT2037-1KB40 3RT2 037-1KB40 E:03 Power Contactor -used-eBay 168259736727Gebraucht254.32 [DE]0Recorded activeDE
12 Feb 20261Pcs New Siemens contactor 3RT2037-1KB40eBay 168154196701New$508.000Recorded activeCN
10 Feb 2026SIEMENS 3RT2037-1KB40 power contactor, 65 A, 30 kW / 400 V, 3-pole, 24 V DCeBay 227211849081New$331.430Recorded activeUS
10 Feb 20261pc New Unopened Siemens 3RT2037-1KB40 Fast ShipeBay 157672278281New$366.440Recorded activeUS
06 Feb 20261PC New Unopened Siemens 3RT2037-1KB40 Fast ShipeBay 227205525817New$330.480Recorded activeUS
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

3RT2037-1AP643RT2037-1AR643RT2037-1AV003RT2037-1KB40-1AA03RT2037-1KB443RT2037-1KB44-3MA0

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