Here are the items that we found.
Discontinued by Siemens
1FT7105-1AC71-1NG1
Sync. motor 1FT7 M0 = 50 NM
This obsolete drive unit is listed as a spare-part class drive with IP65 constant-torque capability at its rated voltage. Enclosure rating is IP65.
Family: Sync. motor 1FT7 M0 = 50 NMOMS SYNCHRONMUPC 040892930115
ProtectionIP65
Check these against your nameplate to confirm the exact model.
Discontinued Sep 2025 · Spares & repair until Jan 0001· Milestone P.M410
Get a tested replacement
The exact 1FT7105-1AC71-1NG1 — tested and warrantied — is the fastest way to get back up and running. Drops into your existing panel with no rewiring or reprogramming.
Tested & warrantied
Genuine Siemens
Ships fast
Reply in 5 minutes during business hours
Other routes
Repair or exchange
Keeps your exact configuration. Often the lowest-cost route.
Tested & warrantied
Genuine Siemens
Reply in 5 minutes during business hours
Deep obsolete inventory
Frequently asked questions
Is the Sync. motor 1FT7 M0 = 50 NM still available?
Siemens discontinued the Sync. motor 1FT7 M0 = 50 NM in Sep 2025.Spare parts and repair support from Siemens is listed until Jan 0001.IAC can help you source a tested replacement or repair option.
Can I still buy a new 1FT7105-1AC71-1NG1?
Siemens no longer manufactures this MLFB as a new catalog item. IAC can often source tested surplus units, exchange/refurbished drives, or engineer an equivalent replacement — request a quote for current options.
Can a Sync. motor 1FT7 M0 = 50 NM be repaired?
Yes — repair, exchange, and spare parts may still be available for the Sync. motor 1FT7 M0 = 50 NM.Request a repair quote and we will confirm options for your unit.
How long will spare parts be supported?
Siemens lists spare and repair support for this part until January 01, 0001. Availability after that date depends on Siemens stock and third-party sources.
How do I confirm my exact model?
Match the MLFB on your nameplate: 1FT7105-1AC71-1NG1.OMS SYNCHRONM.Product family: Sync. motor 1FT7 M0 = 50 NM.SIMOTICS S synchronous motor 1FT7, M0=50 Nm (100K) NN=2000 r/min, PN=7.96 kW naturally cooled; power connector rotatable; vibration severity grade A degree of protection IP65 type of construction I...
