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Festo
549423
Stepper motor EMMS-ST-87-M-SEB
The Festo part number 549423 is an industrial component featuring a nominal DC voltage of 48 V, a nominal motor current of 9.5 A, and a stepper angle of 1.8 deg with a tolerance of ±5%. Equipped with an optical encoder rotor position sensor, it delivers a motor holding torque of 5.9 Nm, a brake holding torque of 2 Nm at a brake operating voltage of 24 V DC and 11 W power consumption, and an IP54 protection class rating within an ambient temperature range of -10 to 50 °C. Submit the exact part number, quantity, and application requirements for a quote.
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Request a Quote- Manufacturer
- Festo
- Part number
- 549423
- Data verification
- Manufacturer evidence reviewed
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Exact part-number verificationTechnical properties are matched to 549423.
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Manufacturer documentationA document is added when the reviewed source provides one.
Verified configuration
Technical Specifications
- Stepper angle at full step
- 1.8 deg
- Stepper angle tolerance
- ±5%
- Rotor position sensor
- Optical encoder
- Operating voltage DC for brake
- 24 V
- Insulation protection class
- B
- Power consumption, brake
- 11 W
- Nominal voltage DC
- 48 V
- Nominal motor current
- 9.5 A
- CE symbol (see declaration of conformity)
- according to EU-EMV guideline
- Storage temperature
- -20 ... 70 °C
- Relative air humidity
- 45 - 80 %
- Protection class
- IP54
- Ambient temperature
- -10 ... 50 °C
- Authorization
- C-Tick
- Overall mass moment of inertia at power take-off
- 1.97 kgcm2
- Brake holding torque
- 2 Nm
- Motor holding torque
- 5.9 Nm
- Mass moment of inertia of brake
- 0.07 kgcm2
- Mass moment of inertia of rotor
- 1.9 kgcm2
- Permissible axial shaft load
- 65 N
- Permissible radial shaft load
- 200 N
- Product weight
- 3,600 g
- Electrical connector system
- Plug
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 549423. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.