Let’s learn about KTR Backlash free servo couplings Rotex GS with Dai Hong Phat, through the following article!
1. About Dai Hong Phat Corp- KTR Germany
– Dai Hong Phat Corp is the official authorized representative of KTR Germany in Vietnam (KTR Vietnam). We provide genuine transmission shaft coupling solutions, meeting international standards, helping to optimize the performance and durability of machinery systems.
– KTR was established in 1959 in Germany. KTR is an abbreviation of
K – Kupplung (Coupling) | T – Technology (Technology) | R – Rheine (Region)
– KTR products: Rotex shaft coupling, Clampex shaft locking joint, hydraulic brake, …
– KTR servo couplings Rotex GS products supplied by Dai Hong Phat are 100% genuine imported, with full CO/CQ, meeting international quality standards.
Certificate of Dai Hong Phat as Authorized Distributor of KTR Germany in Vietnam
See more: Other KTR Steel Disc Couplings
2. Characteristics of the Rotex GS Backlash-free Servo Couplings:
– KTR Rotex GS are manufactured by KTR/Germany.
– Compact design with high torque capacity.
– Ambient temperature range from -50 oC to +150 oC (depending on the damping spider).
– The elastomer damping element of the shaft coupling is designed similarly to the elastomer damping element of Rotex couplings, with a standard Shore hardness of 95/98 Sh-A (red color) and 64Sh-D-H (green color).
– The device is used in precision drives, shock vibration reduction. It compensates for radial, axial, and angular displacements, requires no frequent maintenance, and allows for quick plug-in assembly and disassembly.
– Components are cost-effective, with leakage current interruption due to insulating damping spider, easy visual inspection of wear, and estimated lifespan, complying with ATEX standards.

View more product “KTR Rotex Standard Flexible Jaw Couplings”
See more specification: KTR Elastomer Rings Rotex, Rotex GS
| FOR ANY INQUIRIES OR QUOTATION REQUESTS, PLEASE CONTACT: SALES DEPARTMENT HOTLINE: +84 906 955 057 – EMAIL: INFO@DHP-CORP.COM.VN |
3. Applications of the KTR Rotex GS Backlash-free Servo Couplings:
The KTR Backlash free servo couplings Rotex GS find wide applications across industries requiring precise torque transmission and minimal play. They are commonly used in precision machinery, robotics, automation systems, printing, packaging, medical equipment, aerospace, defense, and renewable energy technologies, ensuring accurate performance and reliability in diverse applications.
4. Technical of the Rotex GS Backlash-free Servo Couplings:
| Catalogue KTR Rotex GS Servo |
Installation KTR Rotex GS Servo |

| Couplings Size |
TKN for 98 ShA [Nm] | dmax. | Dimensions [mm] | TA [Nm] | |||||
| 1 | 1.1 | 1.2 | D | DH | L | L1;L2 | |||
| GS-5 | 0.9 | – | 6 | 5 | – | 10 | 15 | 5 | 0.35 |
| GS-7 | 2 | 7 | 7 | 7 | – | 14 | 22 | 7 | 0.6 |
| GS-9 | 5 | 10 | 11 | 11 | – | 20 | 30 | 10 | 1.5 |
| GS-12 | 9 | 12 | 12 | 12 | – | 25 | 34 | 11 | 1.5 |
| GS-14 | 12.5 | 16 | 16 | 16 | – | 30 | 35 | 11 | 1.5 |
| GS-19 | 21 | 24 | – | – | – | 40 | 66 | 25 | 2 |
| GS-24 | 60 | 32 | – | – | – | 55 | 78 | 30 | 2 |
| GS-28 | 160 | 38 | – | – | – | 65 | 90 | 35 | 10 |
| GS-38 | 325 | 45 | – | – | – | 80 | 114 | 45 | 10 |
| GS-42 | 450 | 55 | – | – | 85 | 95 | 126 | 50 | 10 |
| GS-48 | 525 | 62 | – | – | 95 | 105 | 140 | 56 | 10 |
| GS-55 | 685 | 74 | – | – | 110 | 120 | 160 | 65 | 17 |
| GS-65 | 940 | 80 | – | – | 115 | 135 | 184 | 75 | 17 |
| GS-75 | 1920 | 95 | – | – | 135 | 160 | 210 | 85 | 17 |
| GS-90 | 3600 | 110 | – | – | 160 | 200 | 245 | 100 | 40 |
5. Why choose Dai Hong Phat Corp?
100% genuine products imported directly from KTR Germany.
Protect customers from counterfeit goods and always provide full CO/CQ documents.
Goods in stock, fast delivery nationwide 24/7.
Free technical consultation and support for drawings, catalogs.
Refined processing workshop to meet individual requirements.
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With more than 15 years of experience, Dai Hong Phat Shaft Coupling is proud to be a trusted partner of hundreds of domestic and foreign enterprises.
Let us accompany your sustainable development!
DAI HONG PHAT TECHNICAL PRODUCTION TRADING SERVICES CO., LTD
– Ho Chi Minh City Office: 22 Street 11, Khang Dien Residential Area, Duong Dinh Hoi Street, Phuoc Long Ward, City. HCM
– Hanoi Office: No. 14-15A, 7th Floor, Charmvit Building, No. 117 Tran Duy Hung, Thanh Xuan Ward, Hanoi City.
– Tel HCM: +84.28.22536631 – 22536632 – 66818587 | | Fax: 028.22536632
– Hotline: 0906.955.057 | – Email: info@dhp-corp.com.vn
– Website: https://en.daihongphat.asia/ – https://khopnoitruc.com/ – https://ringfeder.com.vn/























