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Siemens 1FT6086-8SF71-4AH1 SIMOTICS Servo Motor - 35 Nm

Siemens SIMOTICS S servo motor 1FT6, 35 Nm, 3000 rpm, Incremental Encoder.

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ManufacturerSiemens

Part number1FT6086-8SF71-4AH1

Torque 35 Nm

Speed 3000 rpm

Encoder Incremental sin/cos 1 Vss 2048 S/R

Holding Brake Yes

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CAGE: 9NK75

35 Nm nominal torque 3000 rpm maximum speed Force-ventilated Incremental encoder Holding brake included IP65 sealing

Product description

The Siemens 1FT6086-8SF71-4AH1 is a SIMOTICS S synchronous servo motor from the 1FT6 series, delivering 35 Nm of torque at 3000 rpm with force ventilation. This model is equipped with an incremental encoder (sin/cos 1 Vss 2048 S/R), a smooth shaft, and a holding brake for secure positioning. It features a Gamma sealing ring providing IP65 protection. The motor is designed for IM B5 (IM V1, IM V3) mounting with axial DE connector outlet direction. Vibration severity grade is N.

This servo motor is engineered for demanding industrial automation tasks requiring precise motion control, reliable holding torque, and high protection against environmental factors. Applications include robotics, CNC machines, and automated assembly systems in industries like automotive, aerospace, and general manufacturing.

Stanlo Automation, a veteran-owned surplus parts distributor, offers the Siemens 1FT6086-8SF71-4AH1. We are committed to providing quality surplus automation components to ensure your systems remain productive and cost-effective.

Technical specifications

Torque	35 Nm
Speed	3000 rpm
Encoder	Incremental sin/cos 1 Vss 2048 S/R
Holding Brake	Yes
Seal	Gamma sealing ring (IP65)
Shaft	Smooth shaft
Connector Outlet	Axial DE
Vibration Severity	N

Common applications

Robotics

CNC Machinery

Industrial Automation

Automated Assembly

Material Handling

Manufacturing

Compatible systems

Siemens SINAMICS drives Siemens SIMODRIVE controllers

Also known as

Siemens 1FT6 Servo Motor with Brake IP65 SIMOTICS S Motor DE Axial Smooth 1FT6-8SF71-4AH1

Replaces / compatible with

This motor is suitable for replacing older Siemens servo motors with similar specifications, especially those requiring a smooth shaft, incremental encoder, holding brake, and IP65 protection.

Technical note

Expert tip

The combination of a smooth shaft, holding brake, and IP65 sealing makes this motor versatile for robust applications, including those with washdown requirements or potential exposure to dust.

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Frequently asked questions

What are the key features of the Siemens 1FT6086-8SF71-4AH1 servo motor?

The Siemens 1FT6086-8SF71-4AH1 features a smooth shaft, an incremental encoder (sin/cos 1 Vss 2048 S/R), a holding brake, and IP65 sealing. It delivers 35 Nm of torque at 3000 rpm.