Siemens 1FT6086-8AC71-1AH0 — The Siemens 1FT6086-8AC71-1AH0 is a SIMOTICS S synchronous servo motor with a rated power output of 4.7 kW and a rated speed of 2000 rpm

Part number	1FT6086-8AC71-1AH0
Brand	Siemens
Category	Servo Motor
Description	The Siemens 1FT6086-8AC71-1AH0 is a SIMOTICS S synchronous servo motor with a rated power output of 4.7 kW and a rated speed of 2000 rpm
Manufacturer	Siemens
Product Line	1FT6
Part Number	1FT6086-8AC71-1AH0
UPC	662643139396
Weight	63.00 lbs (28.58 kg)
Name	SIMOTICS S Synchronous Servo Motor
Rated Torque	27 Nm
Rated Power	4.7 kW
Rated Speed	2000 rpm
Mounting Type	IM B5 (Flange mounting)
Motor Frame Size	100K
Voltage Supply	400 V AC
Operating Voltage Range	380 V – 480 V AC
Encoder Type	Incremental encoder
Encoder Resolution	2048 S/R (pulses per revolution)
Protection Rating	IP64
Thermal Class	Class F (155°C)
Rated Current	10-15 A
Peak Torque	1.5–2 times rated torque
Holding Brake	Equipped with a holding brake

The Siemens 1FT6086-8AC71-1AH0 is a SIMOTICS S synchronous servo motor with a rated power output of 4.7 kW and a rated speed of 2000 rpm. This motor is designed for flange mounting (IM B5) and operates efficiently with a supply voltage of 400 V AC.

Also written as

662643139396

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.