Confirm the exact configuration
Use the manufacturer part number and model code—not appearance alone. Connection, size, material, voltage, pressure, seal, and control options can differ within the same product family.
Global industrial sourcing · Houston, Texas+1 417 261 6001 info@mropartsrfq.com
MROProduct image under verification
Reference imageConfirm configuration by manufacturer part number.
Festo
550138
Servomotor EMMS-AS-140-L-HS-RMB
The Festo 550138 industrial component operates with a nominal DC voltage of 565 V, a star inside winding switch type, six pole pairs, a standstill torque of 25.48 Nm, and a nominal torque of 20.05 Nm. Conforming to IEC 60034 and EN 60034-1 rating class S1, this unit features insulation protection class F, IP54 protection, a PTC resistor for temperature monitoring, and a plug electrical connector system. It functions within an ambient temperature range of -10 to 40 °C, a storage temperature range of -20 to 60 °C, and 0 to 90% relative air humidity while meeting RoHS, VDMA24364-B2-L PWIS, and CRC 2 moderate corrosion stress standards. Certified with RCM and c UL us authorizations, the hardware complies with EU and UKCA guidelines for EMC, low voltage, and RoHS directives. Submit the exact part number, quantity, and application requirements to request a quote.
Request pricing and availabilityCommercial response for your destination and required quantity.
Request a Quote- Manufacturer
- Festo
- Part number
- 550138
- Data verification
- Manufacturer evidence reviewed
For a faster response, include quantity, condition, and delivery destination.
Exact part-number verificationTechnical properties are matched to 550138.
Worldwide sourcingSupport for planned and urgent industrial requirements.
Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Ambient temperature
- -10 ... 40 °C
- Storage temperature
- -20 ... 60 °C
- Relative air humidity
- 0 - 90 %
- Conforms to standard
- IEC 60034
- Insulation protection class
- F
- Rating class according to EN 60034-1
- S1
- Temperature monitoring
- PTC resistor
- Protection class
- IP54
- Electrical connector system
- Plug
- Materials note
- Conforms to RoHS
- Corrosion resistance classification CRC
- 2 - Moderate corrosion stress
- PWIS conformity
- VDMA24364-B2-L
- Authorization
- RCM Mark | c UL us - Recognized (OL)
- CE symbol (see declaration of conformity)
- according to EU-EMV guideline | according to EU low voltage guideline | in accordance with EU RoHS directive
- UKCA marking (see declaration of conformity)
- To UK instructions for electrical equipment | To UK instructions for EMC | To UK RoHS instructions
- Nominal voltage DC
- 565 V
- Type of winding switch
- Star inside
- Number of pole pairs
- 6
- Standstill torque
- 25.48 Nm
- Nominal torque
- 20.05 Nm
- Peak torque
- 48.8 Nm
- Nominal rotary speed
- 2,000 1/min
- Max. speed
- 2,460 1/min
- Nominal motor power
- 4,420 W
- Nominal motor current
- 7.8 A
- Peak current
- 20 A
- Motor constant
- 2.72 Nm/A
- Voltage constant, phase-to-phase
- 162.39 mVmin
- Phase-phase winding resistance
- 1.41 Ohm
- Phase-phase winding inductance
- 13.44 mH
- Overall mass moment of inertia at power take-off
- 20.108 kgcm2
- Product weight
- 17,000 g
- Permissible axial shaft load
- 200 N
- Permissible radial shaft load
- 1,060 N
- Rotor position sensor
- Absolute multi-turn encoder
- Rotary position encoder interface
- EnDat 22
- Rotary position encoder measuring principle
- Inductive
- Rotor position encoder resolution
- 19 Bit
- Brake holding torque
- 18 Nm
Engineering context
Identification and RFQ Guidance
What to include in your RFQ
Provide quantity, delivery country and ZIP/postal code, required condition, target date, and photographs of the existing nameplate when available.
Technical verification
Our sourcing response is prepared against Festo 550138. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.