Siemens 1FK7042-2AF71-1RH2 — Servo Motor

Part number	1FK7042-2AF71-1RH2
Brand	Siemens
Category	Servo Motor
Description	Servo Motor
Manufacturer	Siemens
Product Type	Servo Motor
Product Line	1FK7
Part Number	1FK7042-2AF71-1RH2
UPC	040892919974
Weight	5.00 lbs (2.27 kg)
Motor Type	Permanent-magnet synchronous motor
Rated Supply Voltage	380 to 480 Volts AC
Rated Power	0.8 kilowatt
Ambient Operating Temperature	-15 to 40°C (in a non-condensing environment)
Motor Efficiency	89%
Rated Speed	3,000 revolutions per minute (RPM)
Rated Torque	2.6 Newton-meter
Cooling Method	Natural cooling
Encoder Type	Absolute value encoder
Type of Shaft End	Plain shaft
Number of Poles	8 poles
Brake Type	Equipped with holding brake
Protection Rating	IP65
Holding Torque	4 Newton-meter

The Siemens 1FK7042-2AF71-1RH2 is a permanent-magnet synchronous servo motor known for its robust design and performance efficiency. It operates at a rated power of 0.8 kilowatt and is tailored to function within a supply voltage range of 380 to 480 Volts AC.

Also written as

040892919974

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.