Siemens 1FK7040-5AK71-1AH0 — AC Servo Motor

Part number	1FK7040-5AK71-1AH0
Brand	Siemens
Category	Servo Motor
Description	AC Servo Motor
Manufacturer	Siemens
Product Type	AC Servo Motor
Product Line	1FK7
Part Number	1FK7040-5AK71-1AH0
UPC	662643005707
Weight	10.00 lbs (4.54 kg)
Number of Poles	8 poles
Rotational Speed	6,000 RPM
Motor Type	Permanent magnet synchronous motor
Cooling Method	Natural cooling
Current Rating	1.7 Amperes
Maximum Current	7.7 Amperes
Construction Type	IM B5
Rated Torque	1.1 Newton-meter
Maximum Torque	5.1 Newton-meter
Maximum Rotational Speed	9,000 RPM
Encoder Type	Incremental encoder
Encoder Resolution	2,048 pulses per revolution
Rated Output Power	0.69 kilowatts
Shaft End Type	Plain shaft

The Siemens 1FK7040-5AK71-1AH0 is an AC servo motor designed with a permanent magnet synchronous motor type. This unit operates efficiently at a rotational speed of up to 6,000 RPM under normal conditions and can reach a maximum rotational speed of 9,000 RPM.

Also written as

662643005707

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.