--- title: Elastomer couplings url: "https://www.wittenstein-group.cn/en-cn/product/elastomer-couplings" date: 2026-02-12 modified: 2026-02-24 lastUpdated: 2026-04-27 --- # Elastomer couplings Accessories Our elastomer couplings offer maximum flexibility: With freely selectable elastomer sprockets, damping can be tailored precisely to your requirements – for smooth running and optimum performance. Downloads ![](https://www.wittenstein-group.cn/typo3temp/assets/_processed_/2/f/csm_ELASTOMER-COUPLING-IMAGE_c1205ce992.webp) ### 0,1 – 2700 Nm Max. acceleration torque ### 0,1 – 52 Nm/arcmin Dynamic torsional rigidity ### 6 – 80 mm Bore diameter D1/D2 [ Technical details ](#tech-details) [ Related products ](#related) [ Request consultation ](#consultation) ![](https://www.wittenstein-group.cn/epim-fs/Wittenstein-Prod-static_content/usp/37-damping.svg) ###### Vibration-damping Torque peaks and vibrations are effectively absorbed – for smoother running and a longer service life ![](https://www.wittenstein-group.cn/epim-fs/Wittenstein-Prod-static_content/usp/30-4-maintenance.svg) ###### Plug-in connections Quick installation thanks to plug-in elastomer sprockets – ideal for maintenance-friendly installation ![](https://www.wittenstein-group.cn/epim-fs/Wittenstein-Prod-static_content/usp/66-1-radialRunout.svg) ###### High radial runout accuracy Precisely manufactured components ensure smooth running throughout the entire drive train - Technical data - Available options - Downloads | | EL6 | ELT | ELC | |---|---|---|---| | Max. acceleration torque TB \[Nm\] | 6 - 2150 | 26 - 1000 | 1 - 2150 | | Backlash | completely backlash-free | | Selectable bore diameters D1/D2 \[mm\] | 6 - 80 | 8 - 60 | 3 - 80 | | | EL6 | ELT | ELC | |---|---|---|---| | **Assembly** | | | | | Standard clamping hub (radial) | | ✓ | ✓ | | Tapered clamping hub (axial) | ✓ | | | | Plug-in connection | ✓ | ✓ | ✓ | | **Drive interface** | | | | | Shaft | ✓ | | ✓ | | Flange | | ✓ | | | **Output interface** | | | | | Shaft | ✓ | ✓ | ✓ | | Document name | Document type | Language | Downloads | |---|---|---|---| | ![](https://www.wittenstein-group.cn/fileadmin/processed_epim_fs/pdf-thumbnails/ALPHA-ACCESSORIES-US-94cdaeff86a2.webp "alpha Accessories Product Catalog") alpha Accessories Product Catalog | Brochure /Catalog | American English | [ Download (8 KB) ](https://www.wittenstein-group.cn/index.php?eID=dumpWittFile&t=f&f=3982&dl=1&st=2149&lg=0&token=81b49c055530065eb8d43a99801adc2d1876b3ea)[ Open in viewer ](https://www.wittenstein-group.cn/index.php?eID=dumpWittFile&t=f&f=3982&st=2149&lg=0&token=9f1f6da43871879816d47ec4707365ddc6580532) | | ![](https://www.wittenstein-group.cn/fileadmin/processed_epim_fs/pdf-thumbnails/ALPHA-ACCESSORIES-COUPLINGS-a3e05f426a7f.webp "alpha Accessories Product Catalog – Couplings") alpha Accessories Product Catalog – Couplings | Brochure /Catalog | Neutral | [ Download (4 KB) ](https://www.wittenstein-group.cn/index.php?eID=dumpWittFile&t=f&f=3235&dl=1&st=2149&lg=0&token=85122feae86302746b5033c80123ffeffc6cacb2)[ Open in viewer ](https://www.wittenstein-group.cn/index.php?eID=dumpWittFile&t=f&f=3235&st=2149&lg=0&token=970b42b22106aee046c4a9547e7a61f759f3b49a) | | ![Elastomer couplings, Elastomer couplings ELT, Metal bellows couplings, Metal bellows couplings BCT, Torque limiters, Torque limiters TL1](https://www.wittenstein-group.cn/fileadmin/processed_epim_fs/pdf-thumbnails/ORDER-INFORMATION-COUPLINGS-ccbc66c3bd3b.webp "Ordering codes information Couplings") Ordering codes information Couplings Elastomer couplings, Elastomer couplings ELT, Metal bellows couplings, Metal bellows couplings BCT, Torque limiters, Torque limiters TL1 | Brochure /Catalog | Neutral | [ Download (138 B) ](https://www.wittenstein-group.cn/index.php?eID=dumpWittFile&t=f&f=3339&dl=1&st=2149&lg=0&token=be440bb734387755654f727d06971cb0fa9777a8)[ Open in viewer ](https://www.wittenstein-group.cn/index.php?eID=dumpWittFile&t=f&f=3339&st=2149&lg=0&token=6970e306957dbeeb213310e44b057154394989af) | | ![Assembly instructions ELC / ELT / EL6 / ECS](https://www.wittenstein-group.cn/fileadmin/processed_epim_fs/pdf-thumbnails/OPERATING-MANUAL-ELC-ELT-EL6-ECS-f0e88a80f86c.webp "Elastomer couplings") Elastomer couplings Assembly instructions ELC / ELT / EL6 / ECS | Operating manual | Neutral | [ Download (1 KB) ](https://www.wittenstein-group.cn/index.php?eID=dumpWittFile&t=f&f=3307&dl=1&st=2149&lg=0&token=85ea3a7345f3166c082c64ed4298a99d05508d9a)[ Open in viewer ](https://www.wittenstein-group.cn/index.php?eID=dumpWittFile&t=f&f=3307&st=2149&lg=0&token=b6422624dac90245d5d34a69af7a37a1bbcf0861) | ![](https://www.wittenstein-group.cn/fileadmin/_processed_/9/c/csm_logo-sculpture_e38190faf6.webp) Contact us ------------ Would you like to learn more about our solutions? We would be happy to advise you—personally, competently, and tailored to your requirements. [info@wittenstein.cn](#) [ +86 571 – 8869 5852 / 5851 ](tel:+86) [ To the contact form ](https://www.wittenstein-group.cn/en-cn/contact-locations/contact) ![](https://www.wittenstein-group.cn/fileadmin/_processed_/8/0/csm_7822_Elastomerkupplungen_Hotspot_db88138270.webp) Easy installation **A: Shore hardness 98Sh A** Good damping **C: Shore hardness 80Sh A** Excellent damping **B: Shore hardness 64Sh D** High torsional rigidity High running smoothness Related products ------------------ ![](https://www.wittenstein-group.cn/typo3temp/assets/_processed_/5/c/csm_CVS-IMAGE_67ec06bd5b.webp)##### [ CVS ](https://www.wittenstein-group.cn/en-cn/product/cvs) alpha Basic Line Ratio7 – 40Max. torque68 – 301 NmBacklash≤ 15 arcmin ![](https://www.wittenstein-group.cn/typo3temp/assets/_processed_/8/e/csm_NPT-IMAGE_31f27022bd.webp)##### [ NPT ](https://www.wittenstein-group.cn/en-cn/product/npt) alpha Value Line Ratio3 – 100Max. torque18 – 700 NmBacklash≤ 8 arcmin