

TBM™2G Frameless Motors
Are You Ready? It’s time to meet your most demanding design challenges with a higher level of performance, scalability, and design flexibility. TBM2G Frameless Motors (TBM2G) represents years of rigorous R&D, testing and customer feedback. Now, you can bring machine and robotics ideas to life with high-performance torque in the most compact, lightest electromagnetics package possible.

Frameless Torque Motor Performance on Demand
The TBM2G series is ready to perform with high torque in an extremely compact electromagnetics package while integrating advanced materials, windings and flexibility across a wide array of applications.
Turn to these high-torque frameless brushless motors for key advantages including:
- High load carrying capacity
- Energy efficiency
- Faster movements
- Greater smoothness of motion
At virtually all speeds and energy requirements, you’ll find more efficient frameless torque motor performance—all with significantly lower thermal rise.
Scalability for Every Global Market
Meeting the demands of global customers requires motors that are always ready, easily available, locally supported, and highly scalable from prototype to production.
Kollmorgen has highly automated manufacturing processes in place to manufacture TBM2G motors in quantity, including standard modifications to meet your specifications.
As a global leader in frameless brushless motor design and manufacturing, Kollmorgen supports every order with dependable service and the co-engineering expertise to help you get more from every design.
Your Next Robotic Design Starts Here
The TBM2G series of frameless motors is the latest addition to Kollmorgen’s full line of robotics motors. Designed for a wide range of demanding applications in industries ranging from medical to aerospace to defense, you’ll find the advanced motors to meet your unique requirements.
Features
- Seven frame sizes that meet the most popular embedded equipment and collaborative robot (cobot) designs
- Designed for operation at 48 VDC and below
- Optional integrated Hall sensors that don’t increase motor length
- Multiple standard thermal sensor options to match the most popular drive options in the cobot market
- Windings optimized for speed and torque requirements in 3.5 and 15 kg collaborative robot applications
- Designed to perform well without exceeding 85°C, but also capable of sustaining full performance at up to 155°C winding temperature on a continuous basis.
Specifications
Frame | Outer Diameter | Inner Diameter | "A" Max | "B" REF +/- 0.35 | "C" +/- 0.08 | ||||||
---|---|---|---|---|---|---|---|---|---|---|---|
08 | 13 | 26 | 08 | 13 | 26 | 08 | 13 | 26 | |||
050 | 50 | 24.75 | 19.84 | 24.34 | 37.94 | 8.2 | 12.7 | 26.3 | 14.76 | 19.26 | 32.86 |
060 | 60 | 30 | 17.71 | 22.21 | 35.81 | 8.2 | 12.7 | 26.3 | 14.76 | 19.26 | 32.86 |
068 | 68 | 34 | 18.34 | 22.84 | 36.44 | 8.2 | 12.7 | 26.3 | 14.76 | 19.26 | 32.86 |
076 | 76 | 38 | 18.59 | 23.09 | 36.69 | 8.2 | 12.7 | 26.3 | 14.76 | 19.26 | 32.86 |
085 | 85 | 42.5 | 19.34 | 23.84 | 37.44 | 8.2 | 12.7 | 26.3 | 14.76 | 19.26 | 32.86 |
094 | 94 | 47 | 19.69 | 24.19 | 37.79 | 8.2 | 12.7 | 26.3 | 14.76 | 19.26 | 32.86 |
115 | 115 | 57.5 | 26.29 | 30.79 | 44.39 | 8.2 | 12.7 | 26.3 | 14.76 | 19.26 | 32.86 |
*Millimeters
TBM2G-050xx | TBM2G-060xx | TBM2G-068xx | TBM2G-076xx | TBM2G-085xx | TBM2G-094xx | TBM2G-115xx | ||||||||||||||||
---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
Parameters | Units | 08 | 13 | 26 | 08 | 13 | 26 | 08 | 13 | 26 | 08 | 13 | 26 | 08 | 13 | 26 | 08 | 13 | 26 | 08 | 13 | 26 |
Continuous Torque at Stall | Nm | 0.27 | 0.38 | 0.64 | 0.45 | 0.60 | 0.96 | 0.63 | 0.86 | 1.54 | 0.89 | 1.23 | 2.06 | 1.21 | 1.65 | 2.69 | 1.58 | 2.05 | 3.67 | 1.90 | 3.04 | 6.03 |
Rated Speed | rpm | 8000 | 8000 | 6600 | 8000 | 8000 | 4400 | 8000 | 6900 | 3400 | 8000 | 5600 | 2800 | 7500 | 5300 | 2600 | 8000 | 5900 | 2700 | 5800 | 4900 | 3100 |
Motor Constant | Nm/√W | 0.061 | 0.082 | 0.128 | 0.087 | 0.114 | 0.176 | 0.119 | 0.157 | 0.251 | 0.156 | 0.201 | 0.324 | 0.203 | 0.271 | 0.419 | 0.263 | 0.331 | 0.528 | 0.310 | 0.464 | 0.802 |
Rated Power | kW | 0.205 | 0.271 | 0.363 | 0.329 | 0.415 | 0.380 | 0.468 | 0.561 | 0.521 | 0.586 | 0.601 | 0.544 | 0.717 | 0.734 | 0.650 | 0.860 | 0.874 | 0.897 | 0.711 | 0.969 | 1.430 |
Media & Downloads
Title | File Language | Date | Share URL |
---|---|---|---|
TBM2G Installation Guide | English, German, Italian, Spanish, French, Chinese, Simplified, Japanese, Korean | |
Share URL /sites/default/files/2023-04/TBM2G_Installation-ge-en-it-sp-fr.pdf |
科尔摩根TBM2G无框力矩电机选型指南 | Chinese, Simplified | |
Share URL /sites/default/files/public_downloads/%E7%A7%91%E5%B0%94%E6%91%A9%E6%A0%B9TBM2G%E6%97%A0%E6%A1%86%E5%8A%9B%E7%9F%A9%E7%94%B5%E6%9C%BA%E9%80%89%E5%9E%8B%E6%8C%87%E5%8D%97_2023_RevA.pdf |
Title | Language | Date | Share URL |
---|---|---|---|
Gehäuselose 2G-Motoren der TBM-Serie - Sind Sie bereit - Robotik | German | Share URLview | |
Motores sem carcaça TBM2G - Você está pronto - Robotica | Portuguese, Brazil | Share URLview | |
Motori frameless TBM2G - Sei pronto - Robotica | Italian | Share URLview | |
Moteurs sans boîtier TBM2G - Êtes-vous prêt - Robotique | French | Share URLview | |
Moteurs sans boîtier TBM2G Brochure | French | Share URLview | |
Motores sem carcaça TBM2G Brochura | Portuguese, Brazil | Share URLview | |
Motori frameless TBM2G Opuscolo | Italian | Share URLview | |
TBM2G Frameless Motors - Robot Ready Brochure | English | Share URLview | |
TBM2G Frameless Motors Brochure | English | Share URLview | |
TBM2G Gehäuselose Motoren Broschüre | German | Share URLview | |
TBM2G Gövdesiz Motorlar - Yeni nesil tasarım - Robotik | Turkish | Share URLview | |
TBM2G Gövdesiz Motorlar broşür | Turkish | Share URLview | |
TBM2G Selection Guide | English | Share URLview | |
TBM2G无框力矩电机产品手册 | Chinese, Simplified | Share URLview | |
TBM2G无框力矩电机选型手册 | Chinese, Simplified | Share URLview |
Title | File Language | Date | Share URL |
---|---|---|---|
Blue Guide | English, German | |
Share URL https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=OJ%3AC%3A2022%3A247%3ATOC |
TBM2G CE Certification | English | |
Share URL /sites/default/files/public_downloads/CE%20Technical%20Notice%20-%20TBM2G.pdf |
TBM2G EU RoHS Declaration (RoHS10) | English | |
Share URL /sites/default/files/2023-05/RoHS10W_Standard%20TBM2G%20models.pdf |
TBM2G REACH SVHC Declaration | English | |
Share URL /sites/default/files/2023-05/Reach_R233_Standard%20TBM2G%20models.pdf |
These 3D models are intended to guide your design activities and may be used as reference information. Be sure to consult a Kollmorgen expert to ensure you have the most current and accurate information for critical aspects of design work.
Support
Trade Compliance | ![]() |
February 21, 2023 |

Contact Us >
Follow the links here to find contact information for Global and North American support and sales information.
AGV Partner Portal >
From the AGV Partner Portal you will be able to access our NDC Services, such as Technical Support, Customer Service and Training. This is also where you download our latest NDC software.
Kollmorgen Channel Partner Site >
This secure site provides access to confidential material for the private use of approved partners only.Engineer the Exceptional
Learn how to engineer exceptional machines, robots and vehicles with the highest-performing, most reliable motors, drives, automation solutions and more.