TBM2G Frameless Motors Context

Market context

TBM2G is Kollmorgen's frameless brushless motor family for embedded robot joints, cobots, and compact high-performance motion axes.

Target environment: Robot joints, cobots, medical devices, aerospace mechanisms, industrial axes, and custom OEM motion assemblies.
Workflow context: Direct-drive or integrated-joint actuation, torque generation, compact motor packaging, thermal design, and OEM drivetrain integration.
Customer context: Robot OEMs, actuator suppliers, medical-device builders, aerospace mechanism teams, and precision-motion designers.
Deployment model: Rotor/stator integration into customer housings, bearings, shafts, encoders, drives, and thermal-management structures.
Commercial maturity: Commercial Kollmorgen frameless motor line offered across multiple frame sizes for embedded motion designs.
Adoption constraints: Adoption depends on torque density, thermal design, voltage/current architecture, bearing and housing design, drive compatibility, and production support.
Market position: Frameless motor layer for custom robot joints and compact motion systems.
Adjacent products: EC frameless DT 85 L, CSD-2A Component Set, AK80-9 V3.0 Robotic Actuator

Robot OEMs

Direct-drive or integrated-joint actuation, torque generation, compact motor packaging, thermal design, and OEM drivetrain integration.

Robot joints, cobots, medical devices, aerospace mechanisms, industrial axes, and custom OEM motion assemblies.

Frame Sizes: Seven frame sizes
Supply Voltage: Designed for operation at 48 VDC and below
Outer Diameter Range: 50 to 115 mm
Continuous Torque At Stall Range: 0.27 to 6.03 Nm across listed frame/winding combinations
Rated Speed Range: 2,600 to 8,000 rpm across listed frame/winding combinations
Rated Power Range: 0.205 to 1.430 kW across listed frame/winding combinations
Thermal Rating: Full performance up to 155 C winding temperature; designed to perform without exceeding 85 C in target applications.
Sensor Options: Optional integrated Hall sensors and multiple standard thermal sensor options

TBM2G-050xx - Rated Power: 0.205-0.363 kW - Rated Speed: 6,600-8,000 rpm - Inner Diameter: 24.75 mm - Outer Diameter: 50 mm - Continuous Torque At Stall: 0.27-0.64 Nm
TBM2G-060xx - Rated Power: 0.329-0.415 kW - Rated Speed: 4,400-8,000 rpm - Inner Diameter: 30 mm - Outer Diameter: 60 mm - Continuous Torque At Stall: 0.45-0.96 Nm
TBM2G-068xx - Rated Power: 0.468-0.561 kW - Rated Speed: 3,400-8,000 rpm - Inner Diameter: 34 mm - Outer Diameter: 68 mm - Continuous Torque At Stall: 0.63-1.54 Nm
TBM2G-076xx - Rated Power: 0.544-0.601 kW - Rated Speed: 2,800-8,000 rpm - Inner Diameter: 38 mm - Outer Diameter: 76 mm - Continuous Torque At Stall: 0.89-2.06 Nm
TBM2G-085xx - Rated Power: 0.650-0.734 kW - Rated Speed: 2,600-7,500 rpm - Inner Diameter: 42.5 mm - Outer Diameter: 85 mm - Continuous Torque At Stall: 1.21-2.69 Nm
TBM2G-094xx - Rated Power: 0.860-0.897 kW - Rated Speed: 2,700-8,000 rpm - Inner Diameter: 47 mm - Outer Diameter: 94 mm - Continuous Torque At Stall: 1.58-3.67 Nm
TBM2G-115xx - Rated Power: 0.711-1.430 kW - Rated Speed: 3,100-5,800 rpm - Inner Diameter: 57.5 mm - Outer Diameter: 115 mm - Continuous Torque At Stall: 1.90-6.03 Nm