Siemens 1FT5073-0AF71-1-Z — Synchronous AC Servomotor

Part number	1FT5073-0AF71-1-Z
Brand	Siemens
Description	Synchronous AC Servomotor
Manufacturer	Siemens
Product Type	Synchronous AC servomotor
Product Line	1FT5
Part Number	1FT5073-0AF71-1-Z
Weight	25.00 lbs (11.34 kg)
Locked-Rotor (Stall) Current	6.5 A (no-load) / 8.4 A (full-load)
Rated Speed	3,000 rpm
Maximum Permissible Speed	4,800 rpm
Voltage Constant	13.3 mV per rpm
Brake Supply Voltage	24 V DC
Brake Holding Power Consumption	19.3 W
Mass	12.01 kg
Frame Size	7
Stack Length	3 (short version)
Cooling Method	Natural, non-ventilated
Nominal Voltage	372 V
Continuous Torque	7 Nm
Peak (Static) Torque	9 Nm
Rated Current	7.5 A

The Siemens 1FT5073-0AF71-1-Z is a synchronous AC servomotor characterized by a rated speed of 3,000 rpm and the capability to reach a maximum permissible speed of 4,800 rpm. With a nominal voltage of 372 V, this motor demonstrates effective performance across a range of industrial applications.

Compatibility data for this part number is being verified. Send an RFQ with your equipment model and serial — our suppliers confirm fitment before quoting.

Data compiled from 1 verified source. Last reviewed 2026-08-16.