Here are the items that we found.
Discontinued by Siemens
1PH4135-4NF26
AC-HSA-MOTOR, ZK 600 V
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: AC-HSA-MOTOROMS HSA-MOTORUPC 662643380811
ProtectionIP65
Check these against your nameplate to confirm the exact model.
Discontinued Mar 2013 · Spares & repair until Jan 0001· Milestone P.M490
Get a tested replacement
The exact 1PH4135-4NF26 — 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 AC-HSA-MOTOR, ZK 600 V still available?
Siemens discontinued the AC-HSA-MOTOR, ZK 600 V in Mar 2013. 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 1PH4135-4NF26?
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 AC-HSA-MOTOR, ZK 600 V be repaired?
Yes — repair and exchange options may still be available for the AC-HSA-MOTOR, ZK 600 V. 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: 1PH4135-4NF26. OMS HSA-MOTOR. Product family: AC-HSA-MOTOR. spare part AC-HSA motor, DC link 600 V 22 kW, 1500 rpm, 140 Nm water-cooled, IP65 shaft outlet IP55 encoder 1 Vss 2048 P/U, IM B35 terminal box, signal connector
