Gasoline generator KS 12-1E 1/3 ATSR


Who can find Könner & Söhnen generators useful?
Which generator power to choose?
K&S gasoline generators with VTS system (models 1/3)
Commissioning of a gasoline generator "Könner & Söhnen"
Starting a gasoline generator with manual starter
Starting a gasoline generator with electric start


Max power (400V), kVA 11.5
Nominal power (400V), kVA 11.25
Max/Nominal power (230V), kW 8.2/8.0
Max/Nominal power (400V), kVA 11.5/11.25
Frequency, Hz 50
Vool (max.) 230/400 V, A 35/17
1 x Schuko 230 V
1 x CEE 230 V 32 A
1 x CEE 400 V 32 A
Fuel tank volume, l 55
LED display Voltage, frequency, working hours, oil alarm
Noise level Lpa (7m)/Lwa, dB 71/96
Power output DC, V/А 12/8.3
Engine model KS 650
Engine type Gasoline powered one-cylinder, four-stroke air-cooled
Engine power, hp/kW 18.5/13.6
Crank case volume, L 1.4
Engine cylinder volume, cm3 625
Power output controller Intelligent voltage stabilization system AVR
Engine start Manual/electric
Accumulator, A·h 21
Protection class IP23M
Net dimensions (LxWxH), mm 790x705x680
Gross dimensions (LxWxH), mm 800x715x780
Net weight, kg 120
Gross weight, kg 136
EAN code 4260405363421

Assembled in PRC.


SKU KS121E13ATSR Categories ,

KS 12-1E 1/3 ATSR gasoline generator is maximum power with one cylinder! The generator is suitable for connecting an ATS unit and has a unique VTS phase switching system, which allows using the generator both in single-phase mode (230 V) and three-phase mode (400 V) without loss of power. A user-friendly ergonomic control panel with a generator emergency stop button and a multifunction LED display allows monitoring of the generator operation: voltage, frequency, operating hours, as well as oil level. This model is equipped with sockets for full power removal by the generator. The sockets are equipped with fuses and completed with suitable plugs. The high-capacity 55 l fuel tank ensures lengthy and continuous operation.


Powerful and reliable 1-cylinders air-cooled engine (18.5 HP), high-performance and costeffective, and conform to European quality standards (including exhaust emissions and noise). Each engine has a corporate K&S stamp and an individual serial number in order to ensure the quality control of manufacture and after-sales service.


Easy start system system allows you to start the engine quickly and to do this without much effort. For ease of use, generators of this type have two types of startup – manual and electric. More powerful models are additionally equipped with an electric start system.

          Bensiinigeneraatori ergonoomiline juhtpaneel ERGONOMIC CONTROL PANEL

The user-friendly ergonomic control panel allows easy control of the whole device, requires no special skills, and is equipped with sockets designed for removal of full power delivered by the generator and modern LED- display (hour meter, frequency, voltage, oil alarm). PaneI is equipped with engine emergency switch.

Bensiinigeneraatori ATS väljund ATS OUTPUT

The ATS (Automatic Transfer Switch) unit automatically starts the generator and transfers load to it when the main power supply is disconnected and automatically stops the generator when the central power supply is restored.

100% vaskmähisega vaheldusvoolugeneraator ALTERNATOR WITH 100% COPPER WINDING

TM Könner & Söhnen generators are equipped with a high-end synchronous alternator with 100% copper winding. It is only the copper winding that can withstand maximum loads without any damage to ensure long-term reliable operation of the generator set.

terasest bensiinigeneraatori kütusepaak STEEL TANK

“Könner & Söhnen” generators are equipped with an enlarged steel fuel tank, which extends the generator’s operating time without refueling. The fuel level indicator is located on the tank for ease of use.

***Fuel consumption depends on many factors: load, fuel quality, season, altitude and generator technical condition.

Send a product request