
aran ag
About us
aran ag is your contact for pump and valve service in Switzerland. We advise, support, and lend a hand when it comes to optimizing a system or getting it pumping again. As a service provider, we operate independently of manufacturers and work with you to find the most suitable solution.
The company's purpose is the sale, service, repair, and maintenance of valves, pumps, safety devices, and technical systems.
Products & services
mobile turning technology
Using mobile turning Technology, we can carry out all types of machining at the customer's site. Irrespective of the size or type of component to be machined, mobile turning machines can be used on-site. Mobile turning Technology, TD series, is ideally suited to in-situ machining of large valves, flanges, pumps, etc. We offer the boring of holes and machining of sealing faces in valves, cylinders, pumps and turbine casings, as well as machining out of complete valve seats in-situ. The TDF series transportable externally-clamping flange lathe allows a facing range of 0 to 500 Millimeters (TDF-1) and 300 to 1200 Millimeters (TDF-2). The low weight and flat design ensure fast assembly. The VSA series is the new Generation of precision grinding machines for machining of sealing surfaces, conical surfaces and holes.

repairs, maintenance, overhaul
Overhaul and repair of valves and pumps on-site or in our Workshop. Our flexibility, the precise workmanship and sustainability repeatedly impresses our customers.

SAER Elettropompe
SAER stands for innovation, quality, and reliability in water and fluid pumping. With a range of over 800 pump models, SAER offers customized solutions for applications in industry, construction, water treatment, agriculture, mining, offshore, HVAC, and municipal and private water supplies. All products are developed and manufactured in Italy – with state-of-the-art, automated production facilities and strict quality controls according to ISO 9001. Our particular strength lies in our high level of delivery reliability, innovative technology, and the ability to implement individual customer requirements flexibly and efficiently. As your contact in Switzerland, aran ag offers direct access to this comprehensive product range, technical advice, and reliable after-sales service. Together with SAER, we enable long-lasting, energy-efficient, and cost-effective solutions – precisely tailored to your requirements. aran ag is proud to be a partner and supplier of SAER Elettropompe in Switzerland – a leading international Italian manufacturer of high-quality pumps and electric motors with over 70 years of experience.

HERMETIC-Pumpen
Sealless – that's what makes the canned motor pumps from HERMETIC Pumpen GmbH special. Their design makes them particularly durable, smooth-running, and safe. These pumps are particularly effective when pumping toxic, flammable, explosive, self-igniting, chemically unstable, or corrosive media. Thanks to their design, HERMETIC pumps hermetically seal the pumped medium from the environment. For extreme conditions and hazardous media, these pumps are the best available technology. HERMETIC Pumpen employs around 400 people at its headquarters in Gundelfingen near Freiburg and over 700 worldwide. Excellent contacts with HERMETIC Pumpen (just an hour's drive from Lausen) are not all we have to offer. To ensure you are truly impressed by our HERMETIC pump service, we have built up our own spare parts warehouse and work hand in hand with HERMETIC to develop customized solutions that precisely meet your needs.

ITT Bornemann
Bornemann ITT is a Germany-based manufacturer of twin-screw pumps and an established global player with numerous groundbreaking pump developments. Founded in 1853, since 2012 they have been part of the ITT Corporation, a diversified market leader in engineered solutions for the energy, transportation, and industrial markets. Our numerous pump developments have secured our global leadership. In addition to the oil and gas industry, we serve various industries, including chemical, petrochemical, marine, and food and pharmaceutical applications.

ITT RHEINHÜTTE Pumpen
RHEINHÜTTE Pumpen is a market-leading designer and manufacturer of centrifugal and axial-flow pumps suitable for corrosive, abrasive, and high-temperature-resistant industrial process environments. Rheinhütte's solutions serve specialized applications in the chemical, mining, renewable energy, and refinery industries, including solutions for the production of sulfuric acid, molten sulfur, fertilizers, and chlor-alkali electrolysis. As a specialist in corrosion- and wear-resistant materials, Rheinhütte Pumpen is a leader in expertise in many areas. Rheinhütte's comprehensive pump program is based on three material groups: metal, plastic, and ceramic. This wide range of materials and more than 20 different pump types offer the right solution for your specific project. In close collaboration with you, our experienced project teams develop customized concepts for your demanding application. And if you require a standardized application, simply benefit from our extensive pump program.
ITT Goulds
ITT Goulds Pumps is one of the world's most respected brands in the pump sector, serving customers in the oil and gas, mining, power generation, chemical, pulp and paper, and general industrial markets. As the only manufacturer to standardize digital monitoring on every process pump, ITT Goulds Pumps will continue to lead the industry in both mechanical pump design and the adoption of smart technologies.

WANNER Hydracell
By working with aran Engineering, we are proud to personally help our customers overcome their pumping process challenges. With the unique advantages of the sealless and packless WANNER™ Hydra-Cell® pump, we offer solutions for process improvements with lower energy consumption, lower maintenance costs, and a service life of over 20 years. For over 50 years, WANNER Hydra-Cell® has been designing, manufacturing, and supplying sealless and packless transfer, injection, metering, and dosing pumps, as well as HPLC and flow chemistry pumps. We would like to work with you to meet your specific process requirements.

WEKA
In 1940, Arthur Welter and August Karrer founded WEKA GmbH with the goal of producing and distributing lead fittings and lead valves. The company grew rapidly and had to move to larger premises just two years later. Today, WEKA AG is primarily known for cryogenic components – in other words, for cold applications. Another strength of this Swiss medium-sized company is the production of specialty valves for niche markets and level measuring devices for liquids. WEKA supplies customers in over 100 countries. WEKA technology has proven itself under extreme conditions, for example, in space and on submarines.

GRUNDFOS
Less than 10 km from Lake Tange (Denmark's largest reservoir) lies the community of Bjerringbro, with a population of 7,000. The success story of Bjerringbro Pressestøberi og Maskinfabrik began there in 1945. The company changed its name several times over the next 20 years and has operated under the Grundfos brand since 1967. Grundfos produces over 16 million pumps annually, as well as electronic control systems and electric motors. Grundfos has a global market share of approximately 50 percent for circulating pumps, submersible pumps, and positive displacement pumps. We have extensive experience with Grundfos units and are a certified Grundfos Industrial Partner.

GemmeCotti
For over 30 years, GemmeCotti has stood for the highest quality in the development and manufacture of chemical pumps for acids, aggressive, and corrosive liquids. The broad product range – from magnetic drive pumps to mechanical seal pumps and double diaphragm pumps – impresses with precision, reliability, and state-of-the-art technology. With this new partnership, aran ag brings this proven quality directly to its customers – combined with our expertise and personalized consulting. Together, we offer solutions tailored to our customers' individual requirements.

Leybold
Founded in 1850, Leybold has been a major player in the vacuum field for decades. Leybold develops and markets vacuum pumps and systems worldwide. Leveraging its expertise in industrial vacuum, Leybold now offers innovative solutions that help companies save energy. The company has developed advanced technologies such as variable-speed dry vacuum pumps that reduce production costs and improve the carbon footprint. Through the collaboration of Leybold as a vacuum specialist and aran with its reliable service, we are constantly working to find the best solutions for our customers' success.

SchuF
The SchuF Group is a leading global manufacturer of specialty valves and fittings used in plastics production, petrochemical, pharmaceutical, and fine chemical industries, as well as in refineries. In addition to its headquarters in Eppstein near Frankfurt, the SchuF Group maintains production and engineering sites in the UK, India, Ireland, and the USA. The SchuF Group develops and manufactures valves for the control, isolation, separation, distribution, merging, and extraction of gases, liquids, slurries, and powders. SchuF's product range of industrial valves is specifically tailored to the demanding requirements of the chemical, petrochemical, polymer production, offshore, and gas and oil industries.

EDWARDS
For over 100 years, Edwards has continuously innovated in vacuum pump technology and system performance to become the undisputed leader in the process industries. As an industrial or chemical processor, you face increasingly demanding requirements regarding environmental performance and cost-effective production. To achieve these goals, your vacuum systems deserve appropriate support and professional service. That's why Aran in Lausen is the ideal partner for servicing your Edwards process vacuum pumps. It's close to you, offers rapid response, and helps you focus on what matters most: your production.

GEA Hilge
The Rheinland-Pfälzische wine-growing town of Bodenheim was home to brass founder Peter Hilge. His business: special taps, fittings, and threaded connectors for winemakers. Hilge was a resourceful inventor and, in 1865, developed the "Rheinische Circularpumpe," the world's first beverage pump. Today, the former Hilge GmbH & Co. is part of the GEA Group. Hilge is the first choice for pumps in the food and pharmaceutical industries, where the highest hygiene standards are essential.