About Us

Supplier of thermal oil heating systems for vessels and industrial plants.

The company PWT GmbH was founded in April 1995 by 4 leading collaborators of a well known thermal oil heater company. Our general manager Mr. Reinhardt Jess has been active as a constructor and production manager for thermal oil heater since more than 35 years.

All our further collaborators, which are engaged in design and construction of thermal oil heater plants since more than 20 years, dispose of a large experience regarding world wide installation of these plants on ships and in industry.

During the last 10 years PWT GmbH has delivered more than 500 heaters. PWT GmbH occupies at present 10 engineers for design, purchase and construction. The technical office is located in Uetersen near Hamburg in Germany.

Our electric engineers are engaged in the switchboard construction including also commissioning and service world-wide. These electric engineers are special qualified for programmable control systems and are able to develop most extensive control systems for the heater and consumer plants.

At present PWT GmbH has mainly this location of production. The heater factory ISW GmbH was also founded by prior collaborators of HTI GmbH and is located in Uetersen, which is 25 km away from the technical office of PWT GmbH. Here is also the stock of PWT GmbH located. At this place of production basically boiler plants for ships are manufactured. Plants up to 60 t individual weight and a max. diameter of 6000 mm can be produced.

This factory dispose of the Quality specification acc. to DIN ISO 9001 and acc. to ASME and of all approvals requested by the acceptance and classification authorities for the ships industry. We have supplied thermal oil heater plants with following classification: GL, Germanischer Lloyd, LRS, Lloyd’s Register of Shipping, CCS, China Classification Society, ABS, American Bureau of Shipping, BV, Bureau Veritas, DNV, Det Norske Veritas, TÜV, Safety Quality License of China, Stoomwesen and ASME.

The plants delivered by our company are absolute complete and enclose all aggregates and fittings, which will be necessary for the construction of thermal oil heater plants. We are convinced that it will be an advantage, also for your company, to collaborate with such a competent and well priced partner like PWT GmbH.