1370490

Name: Festo 1370490 Stepper motor EMMS-ST-87-L-S-G2
Brand: Festo

Stepper motor EMMS-ST-87-L-S-G2

The Festo part number 1370490 is an industrial component featuring a nominal operating voltage of 48 V DC, a motor holding torque of 9.3 Nm, a max. rotational speed of 430 rpm, and a step angle of 1.8 deg with a tolerance of ±5%. Built to IEC 60034 standards with an IP54 degree of protection, insulation protection class B, and thermal class B, this unit operates within an ambient temperature range of -10 °C to 50 °C and conforms to RoHS and VDMA24364-B2-L LABS conformity requirements with a corrosion resistance class of 1. It holds RCM compliance, c UL us recognition, and carries CE and UKCA markings as per EU and UK EMC and RoHS directives. Submit the exact part number, quantity, and application requirements for a quote.

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Manufacturer: Festo
Part number: 1370490
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Technical Specifications

Ambient temperature: -10 °C...50 °C
Storage temperature: -20 °C...70 °C
Relative air humidity: 0 - 85 %
Conforms to standard: IEC 60034
Insulation protection class: B
Thermal class according to EN 60034-1: B
Rating class according to EN 60034-1: S1
Degree of protection: IP54
Electrical connection technology: Plug
Note on materials: RoHS-compliant
Corrosion resistance class (CRC): 1 - Low corrosion stress
LABS (PWIS) conformity: VDMA24364-B2-L
Certication: RCM compliance mark | c UL us - Recognized (OL)
CE marking (see declaration of conformity): As per EU EMC directive
UKCA marking (see declaration of conformity): To UK instructions for EMC | To UK RoHS instructions
Nominal operating voltage DC: 48 V
Motor holding torque: 9.3 Nm
Max. rotational speed: 430 rpm
Step angle with full step: 1.8 deg
Step angle tolerance: ±5%
Motor nominal current: 9.5 A
Voltage constant, phase: 77.2 mVmin
Phase winding resistance: 0.23 Ohm
Winding inductance phase: 2.7 mH
Rotor mass moment of inertia: 3 kgcm²
Total output inertia moment: 3 kgcm²
Product weight: 4200 g
Permissible axial shaft load: 65 N
Permissible radial shaft load: 200 N
Brake holding torque: 2 Nm

Engineering context

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Our sourcing response is prepared against Festo 1370490. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.