Kesselfunk Hagelschuer News

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Latest news from Hagelschuer

December 2023


Commissioning service

Commissioning is a technically very demanding and comprehensive service. Our Hagelschuer customer service technicians commission all systems purchased or rented from us.


November 2023

October 2023

September 2023

ARI Anwender Schulung

Technical user training

The latest ARI user training course at Hagelschuer focused on the functionality, structure and correct technical application.


August 2023

Aufstellort Flachdach

Product advantage Installation site

The variable installation location is another product advantage for a containerized steam boiler system. Even flat roofs can be considered as an installation site for our mobile steam boiler systems.

ARI-PREDU® Druckminderer Ventile

ARI-PREDU® pressure reducer

We have already presented our partner for fittings, the company ARI- in detail. Today we would like to go into more detail about the ARI-PREDU® pressure reducing valves.

130 t Schwertransport bei Hagelschuer

130 t put on the road

Three XXL boilers with a total transport weight of 130 t made their way to our customer in northern Germany in the late evening hours yesterday.

Neuer Mitarbeiter im Vertrieb

Full steam ahead in international sales

Under the heading: “Hagelschuer and its partners” we present Mobil in Time Deutschland GmbH in more detail. Over the past 25 years, Mobil in Time has specialized as a high-performance supplier in the rental of mobile heating centers in the field of heating oil and pellets for heat supply and of mobile refrigeration systems for process cooling.


July 2023

Mietanlage Emil

Mobil in Time – Partner in the rental business

Under the heading: “Hagelschuer and its partners” we present Mobil in Time Deutschland GmbH in more detail. Over the past 25 years, Mobil in Time has specialized as a high-performance supplier in the rental of mobile heating centers in the field of heating oil and pellets for heat supply and of mobile refrigeration systems for process cooling.


Final exams successfully completed

There were only beaming faces at the presentation of gifts last week! Our former trainees Florian Baumeister, Lennart Bickmann and Tino Wiedebusch have successfully completed their training as plant mechanics!

Ari Ventil

ARI- our partner for fittings

Hagelschuer has an extreme manufacturing range, but technical equipment such as fittings we purchase through our partners. We would like to introduce one of our long-term partners, the company ARI-Armaturen Albert Richter GmbH & Co KG and their products in our new column: “Hagelschuer and its partners”.


Sliding ladder for steam pipes

Sliding ladders are used for the assembly of pipes where temperature-related linear expansion may occur. This is the case with steam pipes, for example.


steam accumulator

The steam accumulator is a component from our section: “Components of a steam boiler plant and their function”. As the name suggests, steam accumulators are used to store steam and release it in a controlled manner at a later time.


June 2023

Gewinner des Landeswettbewerb „Jugend schweißt“

State competition “Jugend schweißt

Our apprentice Mika Daldrup won second place in the DVS state competition “Jugend schweißt” in Gelsenkirchen. In March, he already qualified for the state competition as the winner of the district competition in process 141 tungsten inert gas welding.

Speisewassermodul XXL auf einem Tiefbettlader

Feedwater module in XXL

We don’t deliver feedwater modules on such a scale every day. We manufactured this gigantic module exactly for our customer’s boiler plant.

Seecontainer in RAL 5010

Container plants in own CI

Some of our customers attach great importance to the fact that our container systems can be integrated into their color concept. That is why we offer our Hagelschuer special containers in all common RAL colors on request.


May 2023

GESTRA Fachtagung 2023

GESTRA Symposium 2023

GESTRA Symposium 2023
With innovative technologies and proven solutions to sustainably efficient steam systems.

Speiswassermodul beim Verladen

Feedwater modules from Hagelschuer

In order to be able to deliver all necessary components for the feed water treatment (feed water tank, softening plant, feed pump module, blowdown tensioner, control system, etc.) directly ready for connection, Hagelschuer has been manufacturing them in modular design for years.


April 2023


Seyfert minimizes energy losses

The GH double container plant for Seyfert GmbH in Reichenbach was erected overnight by our fitters. It was completely prefabricated at the Buldern plant. For the crane lifts, the adjacent federal highway had to be closed on one side.

Mietkessel Valentin

Rental boiler series for 12 t/h steam boiler

Already in 2020, Hagelschuer has started to continuously expand its rental boiler inventory in the 12 t/h steam boiler range. Demand in these performance classes has been steadily increasing and a total of 16 new plants have been planned to meet market requirements.

Verstärkung in der Projketabteilung

Reinforcement in the project department

Since the United Nations established World Water Day in 1992, the special features of water as an essential resource have been commemorated annually on March 22, 2023. This year’s International Water Day is themed:” Accelerating Change”.


March 2023


Blowdown vessels

Since the United Nations established World Water Day in 1992, the special features of water as an essential resource have been commemorated annually on March 22, 2023. This year’s International Water Day is themed:” Accelerating Change”.


World Water Day 2023

Since the United Nations established World Water Day in 1992, the special features of water as an essential resource have been commemorated annually on March 22, 2023. This year’s International Water Day is themed:” Accelerating Change”.

Hochdruckkondensatbehälter aus Chrom-Nickel-Stahl

High-pressure condensate tank made of chrome-nickel steel

For the curing of sand-lime bricks and aerated concrete, a brick hardening boiler is used in the building materials industry for steam curing. Here, the finished bricks are pushed in for the drying process and cured under high pressure with the help of steam supply. Condensate is produced during every drying process.

Bezirkswettbewerb „Jugend schweißt“

District competition “Youth welds

Our two apprentices Mika and Henrik took part in the DVS district competition “Jugend schweißt” last Friday. They competed in the 141 tungsten inert gas welding (TIG) procedure of the DVS district association in Gelsenkirchen and demonstrated their skills.

Internationaler Frauentag 2023

International Women’s Day 2023

Today is International Women’s Day. That’s why we would like to introduce you to another strong woman from our (S)team. Susanne Jäger has been coordinating accounting at Hagelschuer for 17 years.


February 2023


100% service for satisfied customers

A routine internal and pressure test for the steam boiler and condensate tank was due last week Sunday. Our customer, an internationally active company in the packaging industry, had specially arranged a weekend date for its site in the Ruhr area so as not to have to accept any production downtime.

IHK geprüft!

IHK tested – final exam passed!

More than 3,300 trainees took their final exams at the IHK Nordwestfalen at the end of January. Our Nico is one of them! We are pleased that he has successfully completed his 3.5-year training. Now he can call himself a plant mechanic (field of application: plant construction). We congratulate Nico very much for this. Great performance!


January 2023

Hagelschuer Öltank 80-02

Oil tanks – rental boiler accessories

We rent not only steam and hot water boiler plants, but also all the accessories. This also includes oil tanks for fuel supply. There are currently over 60 tanks in our rental portfolio.

Mietanlage Ida & Finn

New year – new series

A galvanized steel beam structure is at the heart of the two new rental plants Ida and Finn (16 t/h, 11 MW, 20 bar). At Hagelschuer, steam or hot water boiler plants for rent up to a capacity of 12 t/h are installed in container units. Plants with higher output classes are for the most part free-standing large boiler plants.


Hagelschuer supports aid organization

However, our social commitment does not only refer to the annual Christmas donation of € 7,500. With a lot of heart and soul and energetic support we help to collect the needed relief supplies in the whole Münsterland. The Hagelschuer network ensures that donations in kind, such as clothing, food or medicine, are properly sorted, stored and neatly packed for the aid transports.


December 2022

Weihnachstgruesse 2022

Hagelschuer’s Christmas greetings 2022

Thank you, we say from the bottom of our hearts for the trust you have placed in our work. We are proud to have been able to implement their projects. The past year was full of unexpected challenges and changes. As a strong and reliable partner at your side, we would like to master all new challenges together with you in 2023!

Junge Union bei Hagelschuer

Hagelschuer opens its doors for the Junge Union

Joining the Junge Union means taking the future into your own hands. Among other things, the JU develops political ideas to help shape the future here in the district of Coesfeld. As an independent organization, however, they do not focus solely on political work. In addition to further training, lectures and colorful evenings, there are also regular company tours.


November 2022

Mietkessel Eike

Eike lowers the energy consumption of a dairy

It has never been more important to use energy wisely and economically. In order to significantly reduce its own energy consumption and the associated costs, a dairy company from Lower Saxony opted for a rental boiler solution from Hagelschuer.

CoeMBO 2022

CoeMBO 2022 – Hagelschuer is part of it

Finally! After a two-year break, CoeMBO will be held again on Nov. 12, 2022. For the tenth time, the “Fair for Educational and Vocational Orientation” in Coesfeld will open its doors at the school center and in the neighboring Bürgerhalle.


October 2022

Series production due to high demand

Annika (3 t/h, 2.1 MW, 16 bar) is the first completed rent boiler plant of a total of six in our new series. Due to the extremely high demand and the quickly desired availability, we started with a series production.


Steam distributor with safety valve

In our series “Components of a steam boiler plant and their function” we have already introduced you to a wide variety of components. Today we will go into the operation of a steam distributor. This individual design with the associated steam boiler plant is currently under construction at our company.


Steel and tank construction at Hagelschuer

We not only build complete steam and hot water boiler plants, our specialists also take care of steel and tank construction. A nice example is this 5 ton steel platform with the steam distributor on top.


September 2022


Boiler delivery at dawn

All three boilers delivered will be installed in new rental boiler plants. We continuously expanded our product portfolio.

AnSchuB 2022

Trainee search

Starting in the fall, we at Hagelschuer always enter the hot phase of the trainee search. Then the topic of training is at the top of our agenda! This year we got off to a sporty start with our climbing event. The next trainee fair will be just as sporty.


August 2022

Heißwasserkesselanlage im GH-Container

5 MW hot water boiler plant

An energy supplier from Baden-Württemberg needs a new hot water boiler plant (5 MW/ 15 bar) as a back-up for its district heating supply. The completely mobile and ready-to-use boiler plant is installed in a special Hagelschuer container.

Fuehrung Wildpferde

Guided tour of the Dülmen wild horses

Summer party at Hagelschuer – last Friday it was finally time again! This time there was a special event coming up. The Hagelschuer bus waited around. clock directly in front of the main entrance for our (s)team players.


World Humanitarian Day

World Humanitarian Day is an international day of action that not only commemorates all aid workers who have lost their lives in the line of duty. This day also calls for donations, as the need for humanitarian aid is currently increasing more than ever.

Schwertransport Heißwasserkessel2

Heavy transport of two hot water boilers

Today at noon, two hot water boilers (13 bar, 24.99 MW) were loaded at our plant for a power plant company near Hanover. With the help of our lifting load bridge, the two 40-ton boilers were lifted smoothly and precisely onto almost 30-meter-long drop deck loaders.

Übergabe GESTRA

GESTRA labels the SPECTORconnect system for Hagelschuer

For more than 25 years, Hagelschuer has relied on the low-maintenance and wear-free boiler equipment from GESTRA. The SPECTORconnet system is installed at Hagelschuer in all steam and hot water boiler systems that must meet the standards of EN 12952 and EN 12953.


July 2022

Mietkessel Romy

First use in the St. Gallen area

The youngest rental member of our rental boiler fleet, the Romy (2t/h, 1.4 MW, 16 bar), is on its way to Switzerland. It has its first application at a world-leading manufacturer of high-tech materials.

Georg Hagelschuer

Hagelschuer in the VR Bank Annual Report

“Strengthen regions. Growing Values.” This is this year’s guiding principle for the 2022 Annual Report of VR-Bank Westmünsterland eG. To find out how Hagelschuer is helping energy-intensive industries achieve efficiency gains, read the full report.

Michael Hoelper

Competence acquisition day

What could be more fitting on a day like this than to introduce you to our staff number one? Michael Hölper is the first permanent employee at Hagelschuer and has been working for our company since 1996.

Mietkessel Heinrich

Full steam ahead – Full service ahead

Our GH container plants are mobile boiler houses and extremely flexible. That is why they are regularly bought or rented from us. It also often happens that several plants are delivered at the same time.


June 2022

Container plant delivered to Poland

We have just delivered a fully operational and ready-to-connect steam boiler plant (8 t/h, 18 bar) to a long-standing customer. The GH container plant has gone directly to the production site in Poland.

Mietkessel Falco

Rental boiler Falco

Falco (1.25 t/h, 0.86 MW, 16 bar) is a fully equipped steam boiler plant ready for direct connection, installed in a sea container.


Rental boiler Kira

The newest member of our rental boiler fleet is called Kira. Like almost all of our fully equipped steam boiler plants, it is installed in a GH container. Did you know that all GH containers are completely planned, designed and manufactured at Hagelschuer?


Rental boiler Franzi

As a mobile, fully equipped and ready-to-connect steam boiler system, Franzi does not require a transport permit according to the German Road Traffic Act.


Bike leasing

Constantly rising fuel prices, tax and social security benefits and the fact that our beautiful Münsterland is a cycling paradise provide even more powerful arguments for a service bike!


Condensate monitoring

A condensate monitor ensures that no contaminated condensate enters the feed water vessel. It is attached to the condensate line and usually consists of a conductivity electrode, a pneumatic 3-way valve and a sight glass. The condensate flows through the measuring vessel of the condensate line and is checked there by the conductivity electrode using the conductometric four-electrode measuring method.


Mai 2022

Stadtwerke Muenster

Unscheduled repair

As a specialized company for steam boiler repair and work on pressure vessels, we are certified according to HP0, DGRL and non-destructive material testing. When the emergency call was received, the repair work on the 90 t/h heat recovery steam generator of Stadtwerke Münster could therefore start immediately.


Pressure reducing sections

Pressure reducing sections or steam pressure reducing stations Hagelschuer sells as standard version directly via the webshop! Available within three days.

Mietkessel Friedel

Rental boiler Friedel on the MSC Shannon

Our rental steam boiler Friedel (2.6 t/h, 20 bar) is currently supplying process steam on the container ship MSC Shannon. The actual ship’s boiler is defective and the necessary repair work is somewhat more time-consuming.


April 2022


Career fairs 2022

Training is a matter of the heart at Hagelschuer and our goal is to fill all important positions in our constantly growing, dynamic family business from our own ranks. In order to achieve this goal, Hagelschuer will present itself as a training company at four different career fairs this year.

GESTRA Fachtagung

GESTRA Symposium – 20th Anniversary

With the motto: Ecology in the Steam Boiler, the 20th GESTRA Symposium will shed light on the interrelationship of the environment and living creatures on our steam systems.


Magnetic flap indicator for level indication

The magnetic flap indicator is used to display the level in the feed water vessel. The liquid level is transmitted contactlessly to the display located on the outside of the tank via the magnet installed in the float.

GH-Focus App

GH-Focus App-Security in the Boiler House

The GH-focus application was implemented as a responsive web app and can thus be operated easily from all common end devices, regardless of location. The plant status can always be viewed directly via the individually configurable dashboard.

Mietkessel Jule

Project partner mediates Jule

Our state-of-the-art rental boiler plant Jule (3 t/h, 2.1 MW, 16 bar) had not yet been completed when we received the first inquiry from our project partner CAL Trading from the Netherlands. A dairy company needed an additional process steam supply.


März 2022

Februar 2022


Safety valve- safety first

Without professional water treatment, steam and hot water systems will experience enormous problems and high follow-up costs. Feed water must always be treated and controlled because natural waters, groundwater or drinking water carry various associated substances.


No steam without water

Without professional water treatment, steam and hot water systems will experience enormous problems and high follow-up costs. Feed water must always be treated and controlled because natural waters, groundwater or drinking water carry various associated substances.

Hagelschuer Bus

Hagelschuer bus

The Mercedes Citaro of the bus company Reisedienst Lücke GmbH is completely lettered in the Hagelschuer design.


International Women’s Day

In keeping with International Women’s Day, we would like to introduce our new colleague Jessica Thiel. She strengthens our team as assistant to the management since 01.01.2022.


International Energy Saving Day

By commissioning our Kevin mobile steam boiler system, the clinic is saving more than 800,000 kWh, more than half of its annual gas consumption!


Heat exchanger station

A heat exchanger is a device that transfers thermal energy from one material stream to another. Heat exchangers can be divided into 3 classes. The most relevant for steam technology is indirect heat transfer.


Rent boiler Julius sold

Julius (3 t/h, 2.1 MW, 16 bar) was actually intended to expand the Hagelschuer rental boiler portfolio. However, before it could come to the first rental it was already sold!


Reference: Harries Mill

Hagelschuer delivered a new, fully equipped container plant (2 t/h, 10 bar) to Harries Schälmühlenwerk GmbH & Co. KG in Groß Ippener.


Pressure reducer

Pressure reducer, small component- important function
Its function is to reduce a high pressure (upstream pressure) to a lower pressure (downstream pressure). At the same time, it independently and constantly maintains the downstream pressure.

Präsentübergabe an die Nachwuchskräfte

Young talent from our own ranks

Hagelschuer is a recognized training company of the Chamber of Industry and Commerce and was awarded for its “outstanding in-company training” in 2019 and 2020. Training is a matter of the heart at Hagelschuer – this guiding principle is not only on the career page of the company, it is above all actively lived.


Oktober 2021

Energy transition as a challenge

Almost the entire workforce gathered in the hall last Friday to surprise company founder Georg Hagelschuer on the occasion of the company’s 30th anniversary and, of course, to celebrate the occasion accordingly. Completely unsuspecting, he was lured into the festively decorated hall under a pretext by his wife Petra.


August 2021

Trainee Welcome Day

On 01.09.2021 it was time again and Hagelschuer opened their doors. All trainees, parents and the entire team of trainers were invited to the evening event.


Four passes!

Congratulations to our aspiring system mechanics, Fabian, Andreas, Lennart and Florian! They were introduced to the basics of TIG welding on different materials by our welding specialist and prepared for their welding test in accordance with DIN EN ISO 9606-1.


Apprenticeship start

Mika Daldrup, Henrik Petersmann and Kai Lesting started their apprenticeships at Hagelschuer on 01/08/2021. They were welcomed warmly by the training team.


Juli 2021

Mai 2021

April 2021

Resthärtekontrollgerät Typ GH AquaCheck 1


New in the Hagelschuer online shop – the GH AquaCheck_1 residual hardness monitor. It is used to monitor the residual hardness directly and automatically.

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Neuer Geselle Steffen Doliff Übergabe

New assistant in the team

System mechanic in the system construction field is how Steffen Doliff may now refer to himself after completing his apprenticeship successfully.

Begrüßung der neuen Azubis von Hagelschuer

New entrants at Hagelschuer

Four new apprentices are starting their careers at Hagelschuer on 01/08/2019 and their faces are already known.

Hagelschuergebäude am Standort Bickenbach

New site as of 01/07/2019!

As of 01/07/2019, Hagelschuer Rhein Main GmbH & Co. KG is located in its new hall on the outskirts of Bickenbach in South Hesse.