
Hydraulic cylinders, hydraulic power units and pressure accumulators including service, repair and spare parts supply.

Thielen GmbH
56626 Andernach (headquarters, sales, manufacturing, counter-sales/store)New on Amplifa
About Thielen GmbH
Thielen GmbH, based in Andernach, specialises in hydraulic technology and manufactures custom hydraulic cylinders for one-offs and series to customer specification. The company produces tailor-made hydraulic power units, including compact units, series units and diesel units meeting all emission standards, with engines from Hatz, Perkins and Deutz, available for EU and non-EU markets. The range is complemented by pressure accumulators of all makes (bladder, diaphragm and piston accumulators) including ZÜS inspection in accordance with TÜV, as well as pressure vessel inspections carried out by an accredited inspection body without removal and without downtime. In addition to manufacturing, Thielen offers on-site service and maintenance, repairs of pumps, valves and cylinders of all makes, and a 24/7 emergency service. Through an e-shop with around 200,000 stocked items, a hydraulic and pneumatics counter-sales store, and spare parts trading (seals, filters, original parts), the company provides complete supply coverage. As a certified CE partner of Bosch Rexroth AG, the company can look back on 53 years of experience.
- Site
- Andernach
- Processes
- Manufacture of custom hydraulic cylinders (one-offs and series), Manufacture of tailor-made hydraulic power units (compact units, series units, diesel units), Repair of pumps, valves and cylinders of all makes, ZÜS (TÜV) inspection of pressure accumulators (bladder, diaphragm and piston accumulators), Pressure vessel inspection by ID-E (TÜV, without removal, without downtime), On-site service and maintenance (maintenance, oil care, fault diagnosis, pipework), Tailor-made hydraulic power units (compact, series and diesel units), Pressure accumulators (bladder, diaphragm, piston accumulators) incl. ZÜS/TÜV inspection
- Materials
- Hydraulic cylinder manufacturing, Hydraulic power units, Pressure accumulators
- Certificates
- ZÜS (TÜV) inspection of pressure accumulators, Pressure vessel inspection ID-E, ISO 9001
- Industries
- Hydraulics, Pneumatics, Compressed air technology, Mobile hydraulics, Mobile hydraulics (diesel power units)
- 01
Consulting and sales
- 02
Manufacture of hydraulic cylinders and power units
- 03
ZÜS/pressure vessel inspection
- 04
On-site service and maintenance
- 05
Repair and express repair service
- 06
Spare parts distribution and 24/7 emergency service
Services and Competencies
Hydraulic cylinder manufacturing
Custom hydraulic cylinders made to measure for one-offs and series, including replacement cylinders, seal kits and piston rods.
Hydraulic power units
Compact, series and diesel units made to measure with diesel engines from leading manufacturers (Hatz, Perkins, Deutz).
Pressure accumulators
Bladder, diaphragm and piston accumulators of all makes including ZÜS inspection (TÜV).
Location

Andernach
DEHeadquarters, sales, manufacturing, counter-sales/store
- Lot size
- One-offs to series
- Materials
- Hydraulic cylinders, hydraulic power units, pressure accumulators
- In-house cylinder and power unit manufacturing
- Spare parts warehouse with approx. 200,000 items
- Counter-sales store for hydraulics and pneumatics
Inside the production



Industries
Processes & technical limits
| Processes | Tolerance | Max. part | Weight | Lot size | Materials |
|---|---|---|---|---|---|
| Manufacture of custom hydraulic cylinders (one-offs and series)Assembly | – | – | – | 1 piece | – |
| Manufacture of tailor-made hydraulic power units (compact units, series units, diesel units)Assembly | – | – | – | – | – |
| Repair of pumps, valves and cylinders of all makesAssembly | – | – | – | – | – |
| ZÜS (TÜV) inspection of pressure accumulators (bladder, diaphragm and piston accumulators)Testing | – | – | – | – | – |
| Pressure vessel inspection by ID-E (TÜV, without removal, without downtime)Testing | – | – | – | – | – |
| On-site service and maintenance (maintenance, oil care, fault diagnosis, pipework)Assembly | – | – | – | – | – |
Additional services
Reference customers
Quality and Testing
Pressure accumulators are inspected by ZÜS inspection in accordance with TÜV; pressure vessel inspections are carried out by the accredited inspection body ID-E without removal and without downtime. As a certified CE partner of Bosch Rexroth AG, Thielen fulfils the partner standards derived therefrom.
| Evidence | Andernach |
|---|---|
| ZÜS (TÜV) inspection of pressure accumulators | |
| Pressure vessel inspection ID-E | |
| ISO 9001 |
History
- ca. 1972
Foundation; the company states 53 years of experience on its website.