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Power generators

Are you looking for reliable power generators? Discover our extensive selection of high-quality generators that provide you with reliable power in a wide variety of situations.

Top customer service High spare parts availability Europe-wide shipping On-site sales possible by arrangement
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Maximilian Graefer Managing Director

📞 +49 (0) 2161 9850020

✉️ info@graefer-maschinen.de

55 Products

  • 15 KVA industrial generators (EU Stage V)

    15 KVA industrial generators (EU Stage V)

    Delivery within 2-3 working days  We have the goods in stock and usually ship your order the same day.

    Our power generators Stage V industrial series were specially developed for professional continuous use in industry, construction, agriculture, and for reliable emergency power supply. Manufactured in Italy to the highest quality and manufacturing standards, these units offer state-of-the-art exhaust technology, outstanding operational reliability, and full configurability – even for the most demanding operating conditions. All models meet the strict requirements of the current EU emissions standard STAGE V and offer you a future-proof, legally compliant and economical solution for a wide range of applications – both nationally and internationally. ✅ Your benefits at a glance: Made in Italy – according to the strictest quality and manufacturing standards STAGE-V compliant industrial motors from leading manufacturers: Perkins, Kohler, Yanmar, FPT Iveco, Volvo Penta, Scania, Deutz, Baudouin, and many more. m. Generator brands freely selectable: Stamford, Mecc Alte, Linz Electric and others. Designed for professional continuous operation under extreme conditions Highly efficient consumption through optimized combustion and load control Intuitive control panels – individually configurable according to customer requirements Maintenance-friendly design – quick accessibility of all components ⚙️ Full configurability – exactly according to your needs: Tank sizes selectable – from standard to long-term operation Socket packages, fuse systems and load transfer switches adaptable Starting systems: manual, electric, ATS or Remote start Optionally with remote monitoring via GSM/Internet On request with chassis, special paint or automatic power replacement 🛠 Maintenance & Service: Maintenance contracts and Service packages can be booked individually Standard maintenance throughout Germany by our specialist staff Fast Spare parts supply and technical support on call 📦 Delivery & commissioning: Our Stage V generators are individually manufactured according to your requirements and are within approx. Available in 10 weeks. On request, we can take over the professional initial commissioning and connection to your delivery point – reliable, compliant with standards and ready for operation.

    10.851,00€ - 10.995,50€

  • 10 KVA industrial generators (EU Stage V)

    10 KVA industrial generators (EU Stage V)

    Delivery within 2-3 working days  We have the goods in stock and usually ship your order the same day.

    Our power generators Stage V industrial series were specially developed for professional continuous use in industry, construction, agriculture, and for reliable emergency power supply. Manufactured in Italy to the highest quality and manufacturing standards, these units offer state-of-the-art exhaust technology, outstanding operational reliability, and full configurability – even for the most demanding operating conditions. All models meet the strict requirements of the current EU emissions standard STAGE V and offer you a future-proof, legally compliant and economical solution for a wide range of applications – both nationally and internationally. ✅ Your benefits at a glance: Made in Italy – according to the strictest quality and manufacturing standards STAGE-V compliant industrial motors from leading manufacturers: Perkins, Kohler, Yanmar, FPT Iveco, Volvo Penta, Scania, Deutz, Baudouin, and many more. m. Generator brands freely selectable: Stamford, Mecc Alte, Linz Electric and others. Designed for professional continuous operation under extreme conditions Highly efficient consumption through optimized combustion and load control Intuitive control panels – individually configurable according to customer requirements Maintenance-friendly design – quick accessibility of all components ⚙️ Full configurability – exactly according to your needs: Tank sizes selectable – from standard to long-term operation Socket packages, fuse systems and load transfer switches adaptable Starting systems: manual, electric, ATS or Remote start Optionally with remote monitoring via GSM/Internet On request with chassis, special paint or automatic power replacement 🛠 Maintenance & Service: Maintenance contracts and Service packages can be booked individually Standard maintenance throughout Germany by our specialist staff Fast Spare parts supply and technical support on call 📦 Delivery & commissioning: Our Stage V generators are individually manufactured according to your requirements and are within approx. Available in 10 weeks. On request, we can take over the professional initial commissioning and connection to your delivery point – reliable, compliant with standards and ready for operation.

    10.496,99€ - 10.545,78€

  • 5 KVA industrial generators (EU Stage V)

    5 KVA industrial generators (EU Stage V)

    Delivery within 2-3 working days  We have the goods in stock and usually ship your order the same day.

    Our power generators Stage V industrial series were specially developed for professional continuous use in industry, construction, agriculture, and for reliable emergency power supply. Manufactured in Italy to the highest quality and manufacturing standards, these units offer state-of-the-art exhaust technology, outstanding operational reliability, and full configurability – even for the most demanding operating conditions. All models meet the strict requirements of the current EU emissions standard STAGE V and offer you a future-proof, legally compliant and economical solution for a wide range of applications – both nationally and internationally. ✅ Your benefits at a glance: Made in Italy – according to the strictest quality and manufacturing standards STAGE-V compliant industrial motors from leading manufacturers: Perkins, Kohler, Yanmar, FPT Iveco, Volvo Penta, Scania, Deutz, Baudouin, and many more. m. Generator brands freely selectable: Stamford, Mecc Alte, Linz Electric and others. Designed for professional continuous operation under extreme conditions Highly efficient consumption through optimized combustion and load control Intuitive control panels – individually configurable according to customer requirements Maintenance-friendly design – quick accessibility of all components ⚙️ Full configurability – exactly according to your needs: Tank sizes selectable – from standard to long-term operation Socket packages, fuse systems and load transfer switches adaptable Starting systems: manual, electric, ATS or Remote start Optionally with remote monitoring via GSM/Internet On request with chassis, special paint or automatic power replacement 🛠 Maintenance & Service: Maintenance contracts and Service packages can be booked individually Standard maintenance throughout Germany by our specialist staff Fast Spare parts supply and technical support on call 📦 Delivery & commissioning: Our Stage V generators are individually manufactured according to your requirements and are within approx. Available in 10 weeks. On request, we can take over the professional initial commissioning and connection to your delivery point – reliable, compliant with standards and ready for operation.

    9.020,20€
    vAT included.

  • Initial commissioning for electricity generators up to 10 kva

    Initial commissioning for electricity generators up to 10 kva

    Delivery within 2-3 working days  We have the goods in stock and usually ship your order the same day.

    Our Initial commissioning for power generators up to 10 kVA ensures that your unit is optimally prepared and ready for operation. Performed by our experienced technicians, this service includes all the necessary steps for the flawless operation and long service life of your generator. Scope of initial commissioning: ✔ Filling all operating fluids: Oil, coolant and a limited amount of fuel (to avoid dangerous transport).✔ Functional test & load test: All load levels are run through to ensure that the generator operates reliably even under load.✔ Checking all safety-relevant functions: We check whether all protective mechanisms are working correctly.✔ Initial commissioning protocol: Our technicians document all relevant measurements and test results for your records. After completing the initial commissioning, your power generator is fully functional and ready for immediate useBenefit from a professional service that minimizes downtime and problems right from the start. Only bookable for newly purchased power generators up to 10kVA. Ensure a smooth start – with our initial commissioning for your power generator!

    399,00€
    vAT included.

  • last stock Diesel electricity generator/emergency current cummins RTE - 50KVA with 40,000W Diesel electricity generator/emergency current cummins RTE - 50KVA with 40,000W

    Diesel electricity generator/emergency current cummins RTE - 50KVA with 40,000W

    Delivery within 2-3 working days  We have the goods in stock and usually ship your order the same day.

    This soundproofed and water-cooled diesel generator from RTE offers a reliable Power supply with 50 kVA – 40,000 watts of power. The Cummins 4BT3.9-G2 engine with 3.9 litres displacement and 4 cylinders impresses with its durability and efficiency. Ideal for Construction sites, industry, events and as an emergency power solution. The generator provides a Output voltage of 380V/76A and is equipped with a 99-liter diesel tank which has an operating time of up to 15 hours at 75% load Thanks to the ATS module The generator can be automatically integrated into a power grid to ensure uninterruptible power supply to ensure. Versatile Connection options ensure flexible use: Three 16A sockets and a 32A socket enable the operation of a wide variety of consumers with 380V and 220V. The generator works according to the proven principle of a diesel engine: the generated kinetic energy is converted by the generator into electrical energy, which can then be used via the sockets or fed into the power grid. Warranty & Shipping:You receive 12-month warranty on the generator. Spare parts can be ordered at any time. Pick up in 47906 Kempen or Free Shipping possible. 📞 Contact us for further information or a customized offer!

    9.999,00€
    vAT included.

  • Diesel electricity generator/emergency current RTE - 100KVA with 80,000W Diesel electricity generator/emergency current RTE - 100KVA with 80,000W

    Diesel electricity generator/emergency current RTE - 100KVA with 80,000W

    Delivery within 2-3 working days  We have the goods in stock and usually ship your order the same day.

    Offers will be a silenced water-cooled diesel generator with 100 kVA – 80,000 watts power from the brand RTE The generator offers a off-grid power supply for example Construction sites , Events , at power outages and in many other applications where a reliable power supply is required. Inside the generator is a high-quality Diesel engine from Ricardo a British engine manufacturer with over 100 years of experience in the construction of engines for cars, trucks and ships. The 100 kVA generator offers a Output voltage of 380 V/33 A and runs with diesel fuel , where the 135-liter tank for a Operating time of up to 8 hours at 75% capacity utilization ensures. The power generator impresses with versatile connection options that allow flexible use and cover a wide range of electrical requirements. 4 sockets integrated in two different sizes ( 3 x 16A and 1 x 32A ) for a 380V and 220V power output . It is also possible to integrate the generator into your power grid in order to use the already installed ATS module to ensure an uninterrupted power supply. How it works: The power generator works similarly to the one from the Car/truck area knows. The diesel engine generated Kinetic energy and this is done by the generator into electrical energy converted (comparable to the Alternator in the car ). On the power generator receive 12-month warranty . Spare parts can be ordered at any time. The article can be found in 47906 Kempen picked up or shipped at no extra charge become. We only sell New goods You will receive a original packaged product . If you have any further questions or requests, please write to us or call us directly.

    14.999,00€
    vAT included.

  • Inverter electricity generator Daewoo GDA2500IS - 2,200 watts Inverter electricity generator Daewoo GDA2500IS - 2,200 watts

    Inverter electricity generator Daewoo GDA2500IS - 2,200 watts

    Delivery within 2-3 working days  We have the goods in stock and usually ship your order the same day.

    The Daewoo GDA2500iS inverter generator offers an ideal power source for on the go, in the garden, while camping or as an emergency power generator at home. With a Operating power of 2000 W and one Maximum power of 2200 W This inverter generator provides reliable power for your electrical devices. Inverter technology It provides a clean and stable power supply, especially suitable for sensitive electronics such as laptops, smartphones, or tablets. The GDA2500iS is unused and guarantees long-lasting performance. Powerful and stable energy supply The Daewoo GDA2500iS delivers with a Operating power of 2,000 W and one Maximum power of 2,200 W enough energy to reliably operate various electrical devices. Thanks to the alternating current of 8.7 A The generator can be used in a variety of ways, from operating small tools to powering household appliances. Versatile connection options This inverter generator offers versatile connection options, including a 230V socket, a USB output (5V, 1.0A/2.1A) as well as two 12V DC outputs with 8AThis flexibility makes it perfect for charging smartphones, tablets, and car batteries, or powering lighting and smaller devices. Compact, portable and easy to use Thanks to its compact design, the Daewoo GDA2500iS is easy to transport and versatile. It is ideal for outdoor activities such as camping or as an emergency power generator for the home. With a maximum operating temperature of 40°C and use at heights of up to 1000 m It is ideal for different environments and climatic conditions. High efficiency and environmental friendliness The Power factor of 1.0 ensures high efficiency of the generator, which optimizes fuel consumption and reduces environmental impact. The modern Inverter technology ensures constant voltage regulation, which means the device consumes less energy while guaranteeing a longer service life for the connected devices. Conclusion: The Daewoo GDA2500iS inverter generator is the perfect choice for anyone looking for a mobile, efficient, and reliable power source. With its compact size, high performance, and versatile connection options, it's ideal for use while camping, in the garden, or as an emergency power generator at home. Its modern inverter technology makes it particularly suitable for sensitive devices and ensures a constant, clean energy supply.

    659,00€
    vAT included.

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Your guide to various applications our electricity generators

Daewoo diesel power generator: versatile applications and comprehensive power supply solutions

Diesel electricity generators are indispensable devices for reliable and continuous power supply in different scenarios. Daewoo's diesel power generators offer robust performance and flexibility for a wide range of applications. In the following, the main use cases are dealt with in detail, including continuous use, emergency power supply and the charge of energy storage, such as solar systems.

1. Power supply in continuous use

Performance and durability:

  • Diesel-Stromgeneratoren von Daewoo sind für den Dauereinsatz konzipiert und bieten eine stabile Stromversorgung unter anspruchsvollen Bedingungen. Sie sind darauf ausgelegt, kontinuierlich hohe Lasten zu tragen und über lange Betriebszeiten hinweg zuverlässig zu funktionieren. Dies macht sie ideal für Anwendungen wie Baustellen, Industrieanlagen oder Großveranstaltungen, bei denen eine ununterbrochene Stromversorgung erforderlich ist.

Technical features:

  • Hochleistungs-Dieselmotoren: Die Generatoren sind mit leistungsstarken Dieselmotoren ausgestattet, die eine konstante und effiziente Energieerzeugung gewährleisten.
  • Robustes Design: Das robuste Design sorgt für eine lange Lebensdauer und minimalen Wartungsaufwand, selbst bei intensiver Nutzung.
  • Kraftstoffeffizienz: Dieselgeneratoren sind bekannt für ihre Kraftstoffeffizienz und bieten eine ökonomische Lösung für den Dauereinsatz.

Application examples:

  • Baustellen: Auf Baustellen, wo oft keine feste Stromversorgung vorhanden ist, bieten Diesel-Stromgeneratoren eine zuverlässige Stromquelle für Werkzeuge, Beleuchtung und Maschinen.
  • Industrieanlagen: In industriellen Einrichtungen, die eine kontinuierliche Stromversorgung für Produktionslinien und Sicherheitsausrüstung benötigen, gewährleisten diese Generatoren einen stabilen Betrieb.

2. Emergency power supply

Reliability in power outages:

  • Diesel-Stromgeneratoren von Daewoo sind ebenfalls für die Notstromversorgung konzipiert. Sie bieten eine essentielle Backup-Stromquelle bei unerwarteten Stromausfällen und sichern so den Betrieb kritischer Systeme und Einrichtungen.

ATS module (Automatic Transfer Switch):

  • Integriertes ATS-Modul: Viele Diesel-Stromgeneratoren von Daewoo sind mit einem integrierten ATS-Modul ausgestattet. Dieses Modul automatisiert den Wechsel zwischen dem Hauptstromnetz und dem Generator, sodass bei einem Stromausfall oder einer Störung des Hauptnetzes sofort und ohne manuelles Eingreifen auf die Notstromquelle umgeschaltet wird.
  • Schnelle Umschaltung: Das ATS-Modul sorgt für eine schnelle Umschaltung innerhalb weniger Sekunden, wodurch die Stromversorgung kontinuierlich aufrechterhalten wird und kritische Systeme nicht unterbrochen werden.

Application examples:

  • Krankenhäuser: In medizinischen Einrichtungen ist eine kontinuierliche Stromversorgung entscheidend für die Aufrechterhaltung des Betriebs von Lebenserhaltungssystemen und anderen wichtigen Geräten.
  • Datenzentren: Für Datenzentren, die auf eine unterbrechungsfreie Stromversorgung angewiesen sind, um Datenverluste oder Betriebsunterbrechungen zu vermeiden, bietet der Generator eine wichtige Backup-Lösung.

3. Charging of energy storage

Integration with solar systems:

  • Diesel-Stromgeneratoren können auch zur Unterstützung von Solaranlagen eingesetzt werden, insbesondere in Zeiten, in denen die Solaranlage nicht genug Energie liefert, wie an bewölkten Tagen oder nachts. Dies ermöglicht eine nahtlose Integration erneuerbarer Energien mit konventioneller Stromerzeugung.

Charging process:

  • Energiespeicher: Der Generator kann verwendet werden, um die Energiespeicher der Solaranlage aufzuladen. Dies geschieht durch eine kontrollierte Energieabgabe an die Batterien oder Akkus der Solaranlage, um sicherzustellen, dass diese bei Bedarf genügend Strom zur Verfügung haben.
  • Effizienz und Kontrolle: Moderne Dieselgeneratoren sind mit Technologien ausgestattet, die eine effiziente Energieabgabe und Überwachung des Ladeprozesses ermöglichen. Dies hilft, die Lebensdauer der Batterien zu verlängern und die Energieeffizienz zu maximieren.

Application examples:

  • Remote-Bereiche: In abgelegenen Gebieten, wo der Zugang zum Stromnetz eingeschränkt ist, können Diesel-Stromgeneratoren helfen, die Energiespeicher von Solaranlagen zu ergänzen und eine zuverlässige Energieversorgung sicherzustellen.
  • Kombinierte Systeme: In Kombination mit Solaranlagen bieten Dieselgeneratoren eine flexible und zuverlässige Energiequelle, die die Vorteile erneuerbarer Energien mit der Zuverlässigkeit konventioneller Stromerzeugung vereint.

Conclusion

Daewoo's diesel electricity generators offer versatile and powerful solutions for various power supply needs. Whether for continuous use, as an emergency power supply with an integrated ATS module or to support the loading of energy storage such as solar systems-these generators provide reliable energy and contribute to stability and efficiency. Their robust properties, integrated technology and the ability to combine different energy sources make them a valuable investment for numerous applications and areas of application.

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Spare parts procurement for power generators

Another important aspect when using electricity generators is the procurement of spare parts. Regular use and the associated wear and tear requires that parts such as lubricants, filters and seals are replaced in good time in order to maintain the functionality and efficiency of your machine.

Our service for you: We not only offer you high -quality power generators, but also a comprehensive spare parts service. Our range includes a wide range of original spare parts that have been specially developed for your machines. Our experts are at your disposal to help you choose the right parts and to support you in maintaining your devices.

Repair and maintenance work

Our power generators are generally very low -maintenance, which means that they can rely on their reliable performance without having to worry about frequent maintenance work. This not only saves you time, but also costs, and guarantees a constant performance.

If repairs are still necessary:

  1. Ersatzteilversand:
    Für kleinere Reparaturen versenden wir die benötigten Ersatzteile direkt zu Ihnen. Unsere hochwertigen Ersatzteile sind einfach zu installieren und sorgen dafür, dass Ihre Maschine schnell wieder einsatzbereit ist.
  2. Vor-Ort-Service:
    Sollte eine Reparatur vor Ort erforderlich sein, vermitteln wir Ihnen einen unserer qualifizierten Servicepartner. Diese Fachkräfte sind speziell geschult und ausgerüstet, um Reparaturen schnell und effizient bei Ihnen vor Ort durchzuführen.
  3. Fachwerkstatt-Service:
    In seltenen Fällen, in denen eine Reparatur vor Ort nicht möglich ist, organisieren wir den Transport Ihres Stromerzeugers per Spedition in unsere Fachwerkstatt. Hier wird Ihre Maschine von unseren erfahrenen Technikern gründlich überprüft und repariert, sodass sie in kürzester Zeit wieder einsatzbereit ist.

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