• Siemens SIMOTICS T-1FW6 Torque Motors (Standard, Natural Cooling)
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Siemens SIMOTICS T-1FW6 Torque Motors (Standard, Natural Cooling)

Siemens SIMOTICS T-1FW6 Torque Motors (Standard, Natural Cooling)

SIMOTICS T-1FW6 built-in torque motors, Standard series 1FW6053/1FW6063 with natural cooling, for direct drives with SINAMICS S120/S220.

Key features

  • Built-in torque motor: stator and rotor integrated directly into the machine
  • Permanent-magnet synchronous direct drive, high torque at low speed
  • Hollow-shaft design for large through-openings
  • For rotary tables, swivel axes and roller drives on SINAMICS S120/S220
  • Standard series 1FW6053/1FW6063 with natural cooling

Specifications

Motor type Synchronous built-in torque motor
Rotor Internal rotor
Cooling Natural cooling
Supply 400 V 3 AC, DC link 600 V
Delivery Stator + rotor
Source Siemens Catalog D 21.4 · 2026, p. 944-945
1FW6053-0KB03-0FC3 Rated torque: 9.91 Nm | Rated speed: 600 rpm | Cable outlet: Axial | Connection: Fixed cables 2 m, bare wire ends
1FW6053-0KB03-0FD3 Rated torque: 9.91 Nm | Rated speed: 600 rpm | Cable outlet: Axial | Connection: Fixed cables 0.5 m, connectors
1FW6053-0LB03-0FC3 Rated torque: 9.91 Nm | Rated speed: 600 rpm | Cable outlet: Tangential | Connection: Fixed cables 2 m, bare wire ends
1FW6053-0LB03-0FD3 Rated torque: 9.91 Nm | Rated speed: 600 rpm | Cable outlet: Tangential | Connection: Fixed cables 0.5 m, connectors
1FW6053-0KB05-0FC3 Rated torque: 13.8 Nm | Rated speed: 600 rpm | Cable outlet: Axial | Connection: Fixed cables 2 m, bare wire ends
1FW6053-0KB05-0FD3 Rated torque: 13.8 Nm | Rated speed: 600 rpm | Cable outlet: Axial | Connection: Fixed cables 0.5 m, connectors
1FW6053-0LB05-0FC3 Rated torque: 13.8 Nm | Rated speed: 600 rpm | Cable outlet: Tangential | Connection: Fixed cables 2 m, bare wire ends
1FW6053-0LB05-0FD3 Rated torque: 13.8 Nm | Rated speed: 600 rpm | Cable outlet: Tangential | Connection: Fixed cables 0.5 m, connectors
1FW6053-0KB07-0KC3 Rated torque: 15.2 Nm | Rated speed: 600 rpm | Cable outlet: Axial | Connection: Fixed cables 2 m, bare wire ends
1FW6053-0KB07-0KD3 Rated torque: 15.2 Nm | Rated speed: 600 rpm | Cable outlet: Axial | Connection: Fixed cables 0.5 m, connectors
1FW6053-0LB07-0KC3 Rated torque: 15.2 Nm | Rated speed: 600 rpm | Cable outlet: Tangential | Connection: Fixed cables 2 m, bare wire ends
1FW6053-0LB07-0KD3 Rated torque: 15.2 Nm | Rated speed: 600 rpm | Cable outlet: Tangential | Connection: Fixed cables 0.5 m, connectors
1FW6053-0KB10-0KC3 Rated torque: 18.6 Nm | Rated speed: 600 rpm | Cable outlet: Axial | Connection: Fixed cables 2 m, bare wire ends
1FW6053-0KB10-0KD3 Rated torque: 18.6 Nm | Rated speed: 600 rpm | Cable outlet: Axial | Connection: Fixed cables 0.5 m, connectors
1FW6053-0LB10-0KC3 Rated torque: 18.6 Nm | Rated speed: 600 rpm | Cable outlet: Tangential | Connection: Fixed cables 2 m, bare wire ends
1FW6053-0LB10-0KD3 Rated torque: 18.6 Nm | Rated speed: 600 rpm | Cable outlet: Tangential | Connection: Fixed cables 0.5 m, connectors
1FW6053-0KB15-1JC3 Rated torque: 22.9 Nm | Rated speed: 600 rpm | Cable outlet: Axial | Connection: Fixed cables 2 m, bare wire ends
1FW6053-0KB15-1JD3 Rated torque: 22.9 Nm | Rated speed: 600 rpm | Cable outlet: Axial | Connection: Fixed cables 0.5 m, connectors
1FW6053-0LB15-1JC3 Rated torque: 22.9 Nm | Rated speed: 600 rpm | Cable outlet: Tangential | Connection: Fixed cables 2 m, bare wire ends
1FW6053-0LB15-1JD3 Rated torque: 22.9 Nm | Rated speed: 600 rpm | Cable outlet: Tangential | Connection: Fixed cables 0.5 m, connectors
1FW6063-0KB03-0FC3 Rated torque: 14 Nm | Rated speed: 400 rpm | Cable outlet: Axial | Connection: Fixed cables 2 m, bare wire ends
1FW6063-0KB03-0FD3 Rated torque: 14 Nm | Rated speed: 400 rpm | Cable outlet: Axial | Connection: Fixed cables 0.5 m, connectors
1FW6063-0LB03-0FC3 Rated torque: 14 Nm | Rated speed: 400 rpm | Cable outlet: Tangential | Connection: Fixed cables 2 m, bare wire ends
1FW6063-0LB03-0FD3 Rated torque: 14 Nm | Rated speed: 400 rpm | Cable outlet: Tangential | Connection: Fixed cables 0.5 m, connectors
1FW6063-0KB05-0KC3 Rated torque: 22.2 Nm | Rated speed: 400 rpm | Cable outlet: Axial | Connection: Fixed cables 2 m, bare wire ends
1FW6063-0KB05-0KD3 Rated torque: 22.2 Nm | Rated speed: 400 rpm | Cable outlet: Axial | Connection: Fixed cables 0.5 m, connectors
1FW6063-0LB05-0KC3 Rated torque: 22.2 Nm | Rated speed: 400 rpm | Cable outlet: Tangential | Connection: Fixed cables 2 m, bare wire ends
1FW6063-0LB05-0KD3 Rated torque: 22.2 Nm | Rated speed: 400 rpm | Cable outlet: Tangential | Connection: Fixed cables 0.5 m, connectors
1FW6063-0KB07-0KC3 Rated torque: 25.9 Nm | Rated speed: 400 rpm | Cable outlet: Axial | Connection: Fixed cables 2 m, bare wire ends
1FW6063-0KB07-0KD3 Rated torque: 25.9 Nm | Rated speed: 400 rpm | Cable outlet: Axial | Connection: Fixed cables 0.5 m, connectors
1FW6063-0LB07-0KC3 Rated torque: 25.9 Nm | Rated speed: 400 rpm | Cable outlet: Tangential | Connection: Fixed cables 2 m, bare wire ends
1FW6063-0LB07-0KD3 Rated torque: 25.9 Nm | Rated speed: 400 rpm | Cable outlet: Tangential | Connection: Fixed cables 0.5 m, connectors
1FW6063-0KB10-1JC3 Rated torque: 28.5 Nm | Rated speed: 400 rpm | Cable outlet: Axial | Connection: Fixed cables 2 m, bare wire ends
1FW6063-0KB10-1JD3 Rated torque: 28.5 Nm | Rated speed: 400 rpm | Cable outlet: Axial | Connection: Fixed cables 0.5 m, connectors
1FW6063-0LB10-1JC3 Rated torque: 28.5 Nm | Rated speed: 400 rpm | Cable outlet: Tangential | Connection: Fixed cables 2 m, bare wire ends
1FW6063-0LB10-1JD3 Rated torque: 28.5 Nm | Rated speed: 400 rpm | Cable outlet: Tangential | Connection: Fixed cables 0.5 m, connectors
1FW6063-0KB15-1JC3 Rated torque: 38.9 Nm | Rated speed: 400 rpm | Cable outlet: Axial | Connection: Fixed cables 2 m, bare wire ends
1FW6063-0KB15-1JD3 Rated torque: 38.9 Nm | Rated speed: 400 rpm | Cable outlet: Axial | Connection: Fixed cables 0.5 m, connectors
1FW6063-0LB15-1JC3 Rated torque: 38.9 Nm | Rated speed: 400 rpm | Cable outlet: Tangential | Connection: Fixed cables 2 m, bare wire ends
1FW6063-0LB15-1JD3 Rated torque: 38.9 Nm | Rated speed: 400 rpm | Cable outlet: Tangential | Connection: Fixed cables 0.5 m, connectors
Servo MotorsSiemens
40 product codes available in this family
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Siemens SIMOTICS T-1FW6 Torque Motors (Standard, Natural Cooling)

Brand Siemens·Servo Motors

Available part numbers (40)

1FW6053-0KB03-0FC3, 1FW6053-0KB03-0FD3, 1FW6053-0LB03-0FC3, 1FW6053-0LB03-0FD3, 1FW6053-0KB05-0FC3, 1FW6053-0KB05-0FD3, 1FW6053-0LB05-0FC3, 1FW6053-0LB05-0FD3, 1FW6053-0KB07-0KC3, 1FW6053-0KB07-0KD3 + 30 more — see full table ↓

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Product codeSpec
1FW6053-0KB03-0FC3Rated torque: 9.91 Nm | Rated speed: 600 rpm | Cable outlet: Axial | Connection: Fixed cables 2 m, bare wire ends
1FW6053-0KB03-0FD3Rated torque: 9.91 Nm | Rated speed: 600 rpm | Cable outlet: Axial | Connection: Fixed cables 0.5 m, connectors
1FW6053-0LB03-0FC3Rated torque: 9.91 Nm | Rated speed: 600 rpm | Cable outlet: Tangential | Connection: Fixed cables 2 m, bare wire ends
1FW6053-0LB03-0FD3Rated torque: 9.91 Nm | Rated speed: 600 rpm | Cable outlet: Tangential | Connection: Fixed cables 0.5 m, connectors
1FW6053-0KB05-0FC3Rated torque: 13.8 Nm | Rated speed: 600 rpm | Cable outlet: Axial | Connection: Fixed cables 2 m, bare wire ends
1FW6053-0KB05-0FD3Rated torque: 13.8 Nm | Rated speed: 600 rpm | Cable outlet: Axial | Connection: Fixed cables 0.5 m, connectors
1FW6053-0LB05-0FC3Rated torque: 13.8 Nm | Rated speed: 600 rpm | Cable outlet: Tangential | Connection: Fixed cables 2 m, bare wire ends
1FW6053-0LB05-0FD3Rated torque: 13.8 Nm | Rated speed: 600 rpm | Cable outlet: Tangential | Connection: Fixed cables 0.5 m, connectors
1FW6053-0KB07-0KC3Rated torque: 15.2 Nm | Rated speed: 600 rpm | Cable outlet: Axial | Connection: Fixed cables 2 m, bare wire ends
1FW6053-0KB07-0KD3Rated torque: 15.2 Nm | Rated speed: 600 rpm | Cable outlet: Axial | Connection: Fixed cables 0.5 m, connectors
1FW6053-0LB07-0KC3Rated torque: 15.2 Nm | Rated speed: 600 rpm | Cable outlet: Tangential | Connection: Fixed cables 2 m, bare wire ends
1FW6053-0LB07-0KD3Rated torque: 15.2 Nm | Rated speed: 600 rpm | Cable outlet: Tangential | Connection: Fixed cables 0.5 m, connectors
1FW6053-0KB10-0KC3Rated torque: 18.6 Nm | Rated speed: 600 rpm | Cable outlet: Axial | Connection: Fixed cables 2 m, bare wire ends
1FW6053-0KB10-0KD3Rated torque: 18.6 Nm | Rated speed: 600 rpm | Cable outlet: Axial | Connection: Fixed cables 0.5 m, connectors
1FW6053-0LB10-0KC3Rated torque: 18.6 Nm | Rated speed: 600 rpm | Cable outlet: Tangential | Connection: Fixed cables 2 m, bare wire ends
1FW6053-0LB10-0KD3Rated torque: 18.6 Nm | Rated speed: 600 rpm | Cable outlet: Tangential | Connection: Fixed cables 0.5 m, connectors
1FW6053-0KB15-1JC3Rated torque: 22.9 Nm | Rated speed: 600 rpm | Cable outlet: Axial | Connection: Fixed cables 2 m, bare wire ends
1FW6053-0KB15-1JD3Rated torque: 22.9 Nm | Rated speed: 600 rpm | Cable outlet: Axial | Connection: Fixed cables 0.5 m, connectors
1FW6053-0LB15-1JC3Rated torque: 22.9 Nm | Rated speed: 600 rpm | Cable outlet: Tangential | Connection: Fixed cables 2 m, bare wire ends
1FW6053-0LB15-1JD3Rated torque: 22.9 Nm | Rated speed: 600 rpm | Cable outlet: Tangential | Connection: Fixed cables 0.5 m, connectors
1FW6063-0KB03-0FC3Rated torque: 14 Nm | Rated speed: 400 rpm | Cable outlet: Axial | Connection: Fixed cables 2 m, bare wire ends
1FW6063-0KB03-0FD3Rated torque: 14 Nm | Rated speed: 400 rpm | Cable outlet: Axial | Connection: Fixed cables 0.5 m, connectors
1FW6063-0LB03-0FC3Rated torque: 14 Nm | Rated speed: 400 rpm | Cable outlet: Tangential | Connection: Fixed cables 2 m, bare wire ends
1FW6063-0LB03-0FD3Rated torque: 14 Nm | Rated speed: 400 rpm | Cable outlet: Tangential | Connection: Fixed cables 0.5 m, connectors
1FW6063-0KB05-0KC3Rated torque: 22.2 Nm | Rated speed: 400 rpm | Cable outlet: Axial | Connection: Fixed cables 2 m, bare wire ends
1FW6063-0KB05-0KD3Rated torque: 22.2 Nm | Rated speed: 400 rpm | Cable outlet: Axial | Connection: Fixed cables 0.5 m, connectors
1FW6063-0LB05-0KC3Rated torque: 22.2 Nm | Rated speed: 400 rpm | Cable outlet: Tangential | Connection: Fixed cables 2 m, bare wire ends
1FW6063-0LB05-0KD3Rated torque: 22.2 Nm | Rated speed: 400 rpm | Cable outlet: Tangential | Connection: Fixed cables 0.5 m, connectors
1FW6063-0KB07-0KC3Rated torque: 25.9 Nm | Rated speed: 400 rpm | Cable outlet: Axial | Connection: Fixed cables 2 m, bare wire ends
1FW6063-0KB07-0KD3Rated torque: 25.9 Nm | Rated speed: 400 rpm | Cable outlet: Axial | Connection: Fixed cables 0.5 m, connectors
1FW6063-0LB07-0KC3Rated torque: 25.9 Nm | Rated speed: 400 rpm | Cable outlet: Tangential | Connection: Fixed cables 2 m, bare wire ends
1FW6063-0LB07-0KD3Rated torque: 25.9 Nm | Rated speed: 400 rpm | Cable outlet: Tangential | Connection: Fixed cables 0.5 m, connectors
1FW6063-0KB10-1JC3Rated torque: 28.5 Nm | Rated speed: 400 rpm | Cable outlet: Axial | Connection: Fixed cables 2 m, bare wire ends
1FW6063-0KB10-1JD3Rated torque: 28.5 Nm | Rated speed: 400 rpm | Cable outlet: Axial | Connection: Fixed cables 0.5 m, connectors
1FW6063-0LB10-1JC3Rated torque: 28.5 Nm | Rated speed: 400 rpm | Cable outlet: Tangential | Connection: Fixed cables 2 m, bare wire ends
1FW6063-0LB10-1JD3Rated torque: 28.5 Nm | Rated speed: 400 rpm | Cable outlet: Tangential | Connection: Fixed cables 0.5 m, connectors
1FW6063-0KB15-1JC3Rated torque: 38.9 Nm | Rated speed: 400 rpm | Cable outlet: Axial | Connection: Fixed cables 2 m, bare wire ends
1FW6063-0KB15-1JD3Rated torque: 38.9 Nm | Rated speed: 400 rpm | Cable outlet: Axial | Connection: Fixed cables 0.5 m, connectors
1FW6063-0LB15-1JC3Rated torque: 38.9 Nm | Rated speed: 400 rpm | Cable outlet: Tangential | Connection: Fixed cables 2 m, bare wire ends
1FW6063-0LB15-1JD3Rated torque: 38.9 Nm | Rated speed: 400 rpm | Cable outlet: Tangential | Connection: Fixed cables 0.5 m, connectors

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