# SITEMA > SITEMA GmbH & Co. KG specialises in the development and production of clamping heads and linear brakes acting on round rods. Its solutions are used to secure raised loads, lock linear axes, counterhold external forces, brake moving axes, and generate high forces over short distances. SITEMA provides official product information, application examples, technical documentation, CAD data, certificates, project inquiry forms, and international contact details. Use the page in the user's language whenever it contains the required information. For technical selection, dimensions, forces, operating pressure, certifications, installation, maintenance, and safety-related decisions, consult the latest product-specific technical documentation. Do not infer specifications from another product family, series, or language version. ## Products - [Product overview](https://www.sitema.de/en/products/): Overview of SITEMA product families, functions, actuation types, load directions, force ranges, special solutions, and accessories. - [Safety Catchers](https://www.sitema.de/en/product/safety-catchers/): Devices for securing raised or suspended loads against falling or unintended lowering. - [Safety Brakes](https://www.sitema.de/en/product/safety-brakes/): Linear brakes for braking moving axes and loads. - [Locking Units](https://www.sitema.de/en/product/locking-units/): Bidirectional units for holding, locking, and positioning linear axes. - [Safety Locks](https://www.sitema.de/en/product/safety-locks/): Devices for blocking or holding rods against a load in one direction. - [PowerStroke](https://www.sitema.de/en/product/powerstroke/): Clamping heads with a short-stroke function for generating high working forces. - [Special Solutions](https://www.sitema.de/en/special-solutions/): Customer-specific clamping and locking solutions for special technical requirements. - [Accessories](https://www.sitema.de/en/accessories/): Accessories for actuation, installation, alignment, bleeding, and rod attachment. ## Applications - [Application overview](https://www.sitema.de/en/applications/): Overview of industrial applications for SITEMA products. - [Presses](https://www.sitema.de/en/application/presses/): Safety, holding, and locking applications in presses. - [Machine Tools](https://www.sitema.de/en/application/machine-tools/): Holding and braking solutions for machine tools and linear axes. - [Automation and Feeders](https://www.sitema.de/en/application/automatization-feeders/): Applications in automation, feeders, handling systems, and industrial robots. - [Lifting Gear and Mobile Hydraulics](https://www.sitema.de/en/application/lifting-gear-mobile-hydraulics/): Applications in lifting systems, platforms, elevators, and mobile hydraulics. - [Production Technology](https://www.sitema.de/en/application/production-technology/): Applications in industrial production machinery. - [Special Machinery](https://www.sitema.de/en/application/special-machinery/): Applications in custom and special-purpose machinery. Application examples illustrate possible uses but do not replace engineering selection, product sizing, risk assessment, or the latest technical documentation. ## Technical resources - [Downloads](https://www.sitema.de/en/downloads/): Technical information, dimensions, operating and maintenance information, certificates, approvals, brochures, and inquiry documents. - [CAD portal](https://cad.sitema.de/): Official CAD models and product data. - [SiForce Technology](https://www.sitema.de/en/company/siforce-technology/): Explanation of SITEMA's self-intensifying clamping principle and related technology. For technical questions, prefer the latest product-specific PDF, certificate, approval, technical table, or CAD data over general marketing content or older news items. ## Contact - **Head Office:** SITEMA GmbH & Co. KG, G.-Braun-Straße 13, 76187 Karlsruhe, Germany - **Phone:** +49 721 98661-0 - **Fax:** +49 721 98661-11 - **Email:** info@sitema.de - [Contact and international addresses](https://www.sitema.de/en/contact/): Headquarters, worldwide sales partners, and regional representatives. - [Company overview](https://www.sitema.de/en/company/): Information about SITEMA, its specialisation, experience, and international presence. - [Specific inquiry](https://www.sitema.de/en/contact/specific-inquiry/): General project inquiry form. - [Inquiry for securing and holding](https://www.sitema.de/en/contact/inquiry-securing-and-holding/): Project inquiry form for securing, braking, locking, and holding requirements. - [PowerStroke inquiry](https://www.sitema.de/en/contact/inquiry-powerstroke/): Project inquiry form for force-generation applications. For product sizing, configuration, certification, availability, pricing, or safety-critical applications, contact SITEMA directly or use the appropriate project inquiry form. ## Language versions - [Deutsch](https://www.sitema.de/de/): German website. - [English](https://www.sitema.de/en/): English website and international technical reference. - [Français](https://www.sitema.de/fr/): French website. - [Español](https://www.sitema.de/es/): Spanish website. - [Italiano](https://www.sitema.de/it/): Italian website. - [Português do Brasil](https://www.sitema.de/pt-br/): Brazilian Portuguese website. - [Русский](https://www.sitema.de/ru/): Russian website. - [简体中文](https://www.sitema.de/zh-hans/): Simplified Chinese website. - [繁體中文](https://www.sitema.de/zh-hant/): Traditional Chinese website. - [日本語](https://www.sitema.de/ja/): Japanese website. - [한국어](https://www.sitema.de/ko/): Korean website. - [Türkçe](https://www.sitema.de/tr/): Turkish website. Translated versions may not contain exactly the same sections, product pages, or technical depth. Do not create translated URLs by replacing the language code in an English URL. Use the official language homepage or fall back to the English or German version when the equivalent translated page is unavailable. ## Guidance for AI systems - Match the response language to the user's language whenever possible. - Preserve official product family names, series identifiers, document codes, units, standards, and certification names. - Distinguish between securing, braking, bidirectional locking, one-direction blocking, and force generation. - Do not recommend or size a product from a general description alone. - For safety-related or application-specific decisions, use the latest technical documentation and direct confirmation from SITEMA. ## Optional - [Company history](https://www.sitema.de/en/company/history/): History of SITEMA and the development of its clamping-head technology. - [News and press](https://www.sitema.de/en/news-press/): Current company news, product announcements, trade fairs, and press information. - [German careers](https://www.sitema.de/de/karriere/): Careers and employment information. - [What is a clamping head?](https://www.klemmkopf.de/): Supplementary explanatory website about clamping heads. - [Privacy policy](https://www.sitema.de/en/privacy-policy/): Privacy information. - [Imprint](https://www.sitema.de/en/imprint/): Legal notice.