1370491

Name: Festo 1370491 Stepper motor EMMS-ST-87-L-SE-G2
Brand: Festo

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

The Festo 1370491 industrial component is a 48 V DC motor delivering a motor holding torque of 9.3 Nm, a maximum rotational speed of 430 rpm, and a step angle of 1.8 degrees with a tolerance of ±5%. Built with insulation protection class B, thermal class B, and S1 rating class according to EN 60034-1, this unit conforms to IEC 60034 and features an IP54 degree of protection with plug electrical connection technology. It operates within an ambient temperature range of -10 °C to 50 °C, supports a relative air humidity of 0 to 85%, and carries RCM compliance, c UL us recognition, CE marking as per the EU EMC directive, and UKCA markings. Submit the exact part number, quantity, and application requirements for a formal quote.

Request pricing and availabilityCommercial response within one business day for your destination and required quantity.

Request a Quote

Why no listed price?

Industrial and obsolete parts are priced per enquiry: the final price depends on available stock, condition, quantity, and your delivery destination, so a fixed list price would be misleading. Request a quote and we confirm current pricing, lead time, and sourcing options — including hard-to-find and discontinued Festo references — within one business day.

Manufacturer: Festo
Part number: 1370491
Data verification: Manufacturer evidence reviewed

For a faster response, include quantity, condition, and delivery destination.

Exact part-number verificationTechnical properties are matched to 1370491.

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 °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: 4350 g
Permissible axial shaft load: 65 N
Permissible radial shaft load: 200 N
Rotor position sensor: Incremental encoder

Engineering context

Identification and RFQ Guidance

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.

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 1370491. Final compatibility remains subject to the machine manufacturer’s requirements and complete application data.