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Kohler B900 Generator Set

The Kohler B900 generator set is specially designed to meet the most demanding requirements, both in standby and Prime applications. Explore the generator and contact us. A Best Tools representative will provide you with all relevant information, and if necessary, guide you to the perfect generator for your project.

*For price quotes and other details, please contact us.

Product Description

General Description

Kohler B900 Diesel Generator, manufactured in France, with powers of 900 kVA in emergency mode and 818 kVA in continuous mode, at a frequency of 50 Hz and a speed of 1500 rpm. Supplied voltage: 400 / 230V.


The generator is equipped with a BAUDOUIN engine of 31.81 liters, with a maximum power of 793 kW:

  • Number of cylinders: 12
  • Fuel: diesel
  • Cooling system type: radiator
  • Consumption at 100% load: 170.5 l/h
  • Consumption at 75% load: 130 l/h
  • Consumption at 50% load: 88.9 l/h


The generator is equipped with a Kohler alternator with direct coupling, self-excited without brushes, insulation class H, protection degree IP 23, with 3 phases / 4 poles.

Structural Elements

The generator is equipped with a 1035-liter fuel tank, an electronic speed regulator, a preheating system for the cooling liquid (for easy starting in the cold season), a 12V starting system, a rectifier for charging the battery when the generator is not in operation, an alternator for charging the battery during the engine’s operation, and vibration dampers located between the chassis and the engine-alternator assembly.

APM403 Digital Controller

The control panel is easy to use, even for unqualified personnel, designed to provide a wealth of details about the generator’s operation. The controller incorporates dozens of measurement instruments for the generator’s operation, signaling devices for faults and more, control keys, and indicators for various warning messages and correct operation of the entire assembly.

Soundproof canopy

The soundproof hood is built from resistant elements, painted to the highest standards. The hood is equipped with doors that allow easy access to the generator’s components for quick and easy interventions. The soundproof hood’s capacity is impressive, reducing the noise level to 86 dB at 1 meter and 77 dB at 7 meters.

  • Generator Dimensions: L 6413 mm x W 2160 mm x H 2753 mm.
  • Total Weight: 9700 kg.

AAR VERSO 200 S – 1250 A Source Inverter (OPTIONAL)

  • Panel Dimensions: 1600mm x 606mm x 442mm.
  • Protection for ±15% fluctuations in frequency and voltage;
  • Phase direction protection for both the grid and the group;
  • Lack of phase protection.
  • LED for signaling the phase alignment of the grid and the group;
  • LED for the status of the electrical grid or the group;
  • LED for the position of the contactor for the grid and the group.

After-Sales Services

In addition to Kohler generators, Best Tools offers complete services: consultancy, training, warranties, maintenance contracts, a full range of related equipment, delivery, assembly, and commissioning. Best Tools Company technicians are directly trained by KOHLER, regularly participating in training sessions organized in Brest, France. National coverage is ensured by more than 15 mobile service laboratories and by personnel located in key points in Romania. The central service laboratory in Bucharest meets the expectations set by the premium manufacturers we represent.


Kohler Company was founded in 1873 in the United States of America. In 1920, Kohler produced the first modern generator. Its generator division has become increasingly efficient, especially after acquiring the French manufacturer SDMO Industries. Currently, Kohler is the third most important generator manufacturer in the world, being a true trendsetter in the field.

Best Tools Company is the exclusive Kohler dealer in Romania and neighboring countries, distributing the complete range of the renowned manufacturer, from portable generators to high-power generators (1 – 4500 kVA).

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