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Kohler R22C3 Generator Set

The Kohler R22C3 generator is specially designed for rental fleets, handling the most complex applications in both standby and prime modes. 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 R22C3 Diesel Generator, manufactured in France, has a power of 22 kVA in emergency mode and 20 kVA in continuous mode, with a frequency of 50 Hz and a speed of 1500 rpm. Supplied voltage: 400 / 230V.

Power Unit

The generator is equipped with a 2.51 l MITSUBISHI engine, with a maximum power of 22.20 kW:

  • Number of cylinders: 4
  • Fuel: diesel
  • Cooling system type: radiator
  • Consumption at 100% load: 6.2 l/h
  • Consumption at 75% load: 4.7 l/h
  • Consumption at 50% load: 3.4 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.

Constructive Elements

The generator has a 153 l fuel tank, an electronic speed regulator, a preheating system for the coolant (for easy starting in cold seasons), a 12V starting system, a rectifier for charging the battery when the generator is not running, an alternator for charging the battery during engine operation, and vibration dampers located between the chassis and the motor-alternator assembly.

APM403 Digital Controller

The control panel is user-friendly, even for unskilled personnel, designed to provide extensive details about the generator’s operation. The controller incorporates dozens of measuring instruments for generator 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 canopy is constructed from durable elements, painted to the highest standards. The canopy is equipped with doors that allow easy access to the generator components for quick and easy interventions. The soundproofing capacity of the canopy is impressive, reducing the noise level to 74 dB at 1 meter and 61 dB at 7 meters.

  • Generator Dimensions: L 1850 mm x W 901 mm x H 1355 mm.
  • Total Weight: 794 kg.

AAR VERSO 100 S – 35 A Source Inverter (OPTIONAL)

  • Panel Dimensions: 385mm x 385mm x 193mm.
  • Protection for ±15% fluctuations in frequency and voltage;
  • Protection against phase reversal in the network and the group;
  • Protection against phase absence.
  • LEDs for signaling network and group phase;
  • LED for the status of the electrical network or group;
  • LED for the position of the contactor for the network and the group.

After-Sales Services

In addition to Kohler generators, Best Tools offers complete services: consultancy, training, warranties, maintenance contracts, a complete range of related equipment, delivery, installation, 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. 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 globally, 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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