The Kohler 50RZG generator is listed with standby output of 55 kW, Natural Gas fuel, and 60 Hz operation.
Kohler Generator Specifications
Generator • Natural Gas • 60 Hz
Standby power: 55 kW
Key specifications
55 kW Standby power
Natural Gas Fuel
60 Hz Frequency
Useful generator charts
Charts are shown only when this model has enough usable source data.
Power output
Low 50 kW High 55 kW
Standby
55 kW
Prime
50 kW
How the Kohler 50RZG compares
This compares the supplied numeric specification with Kohler generators in the same broad standby-power class where enough comparable data exists.
Standby power
55 kW
34% above avg
96th percentile
Oil capacity
1.64 gal
35% below avg
23rd percentile
Standby power55 kW
Low 30 kWAverage 41.1 kWHigh 55 kW
About 34% above the similar-output Kohler average. Around the 96th percentile for this field.
Oil capacity1.64 gal
Low 1.09 galAverage 2.52 galHigh 4.12 gal
About 35% below the similar-output Kohler average. Around the 23rd percentile for this field.
This model Peer average
Generator information
| Manufacturer | Kohler |
|---|---|
| Model | 50RZG |
| Generator type | Generator |
| Fuel | Natural Gas |
| Frequency | 60 Hz |
Electrical output
| Standby power | 55 kW |
|---|---|
| Prime power | 50 kW |
| Standby kVA | 69.0 |
Engine, cooling and controls
| Engine model | General Motors Industrial Powertrain Vortec 5.0 L |
|---|---|
| Engine displacement | 305 cu in (5 L) |
| Aspiration / cooling | Natural Aspiration |
| Rated engine speed | 1800 rpm |
| Engine oil capacity | 1.64 gal (6.2 L) |
| Engine coolant capacity | 5.49 gal (20.8 L) |
| Oil capacity | 1.64 gal (6.2 L) |
| Controller | Decision-Maker 550 |
| Alternator | Kohler 4P8 |
Fuel consumption
| Standby | 266.2 L/h @ 25%; 388.0 L/h @ 50%; 506.9 L/h @ 75%; 596.9 L/h @ 100% |
|---|---|
| Prime | 255.0 L/h @ 25%; 362.4 L/h @ 50%; 470.0 L/h @ 75%; 560.7 L/h @ 100% |
Maintenance and service parts
| Engine oil | Interval: 150 hr; Capacity: 6.2 L |
|---|---|
| Oil filter | Part number: GM16703; Specification: Cartridge |
| Coolant | Capacity: 20.8 L |
Disclaimer: Specifications should be verified against the official owner’s or service manual and confirmed on the Kohler North America generator website.