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Festo
549425
Stepper motor EMMS-ST-87-L-SE
The Festo 549425 industrial component is a 48 V DC stepper motor operating at a nominal current of 9.5 A with a 1.8-degree full step angle and a ±5% step angle tolerance. Featuring an integrated optical encoder for rotor position sensing, this IP54-rated unit delivers a motor holding torque of 9.3 Nm, a brake holding torque of 2 Nm, and supports an ambient temperature range of -10 to 50 °C. The assembly incorporates a plug electrical connector system, a mass moment of inertia of 3 kgcm2, and a total product weight of 4,350 g while complying with the EU-EMV guideline for the CE symbol alongside C-Tick authorization. Submit the exact part number, quantity, and application requirements to receive a formal quotation.
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Request a Quote- Manufacturer
- Festo
- Part number
- 549425
- Data verification
- Manufacturer evidence reviewed
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Exact part-number verificationTechnical properties are matched to 549425.
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Verified configuration
Technical Specifications
- Stepper angle at full step
- 1.8 deg
- Stepper angle tolerance
- ±5%
- Rotor position sensor
- Optical encoder
- Insulation protection class
- B
- 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
- 3 kgcm2
- Brake holding torque
- 2 Nm
- Motor holding torque
- 9.3 Nm
- Mass moment of inertia of rotor
- 3 kgcm2
- Permissible axial shaft load
- 65 N
- Permissible radial shaft load
- 200 N
- Product weight
- 4,350 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 549425. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.