Kohler 50REZG Specs (Power | Consumption)

The Kohler 50REZG generator is listed with standby output of 50 kW, LP Gas fuel, 60 Hz operation, 3 available voltage configurations, 3 Ph, and sound level of 69 dBA @ 23 ft (7 m).

Kohler Generator Specifications

Generator • LP Gas • 60 Hz • 3 Ph

Standby power: 50 kWVoltage options: 3 configurationsDry weight: 3,045 lb (1,381 kg)

Key specifications

50 kW Standby power

LP Gas Fuel

3 configurations Voltage options

3 Ph Phase

3,045 lb (1,381 kg) Dry weight

69 dBA @ 23 ft (7 m) Sound level

60 Hz Frequency

Useful generator charts

Charts are shown only when this model has enough usable source data.

Fuel consumption by load

How fuel use changes as generator load increases.

50% load

2.7 gal/hr

75% load

3.5 gal/hr

Estimated runtime by load

Calculated from the listed 165.1 gal fuel capacity and fuel-consumption data.

50% load

61.2 hr

75% load

47.2 hr

Power-to-weight

Standby output per 1,000 lb of dry weight versus similar-output Kohler models.

This model

16.4 kW

Peer average

24.9 kW

16th percentile

Power output

Low 36 kW High 50 kW

Standby

50 kW

Prime

36 kW

How the Kohler 50REZG compares

This compares the supplied numeric specification with Kohler generators in the same broad standby-power class where enough comparable data exists.

Standby power

50 kW

22% above avg

82nd percentile

Dry weight

3,045 lb

53% above avg

84th percentile

Sound level

69 dBA

4% above avg

68th percentile

Oil capacity

1.64 gal

35% below avg

23rd percentile

Standby power50 kW

Low 30 kWAverage 41.1 kWHigh 55 kW

About 22% above the similar-output Kohler average. Around the 82nd percentile for this field.

Dry weight3,045 lb

Low 657 lbAverage 1,994 lbHigh 4,385 lb

About 53% above the similar-output Kohler average. Around the 84th percentile for this field.

Sound level69 dBA

Low 57 dBAAverage 66.3 dBAHigh 76.6 dBA

About 4% above the similar-output Kohler average. Around the 68th 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	50REZG
Generator type	Generator
Fuel	LP Gas
Frequency	60 Hz

Electrical output

Standby power	50 kW
Prime power	36 kW
Standby kVA	63.0
Voltage options	120/208 V, 277/480 V, 120/240 V
Phase	3 Ph
Circuit breaker	150 A

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 3000, Decision-Maker 3500, Decision-Maker 550
Alternator	Kohler 4P7
Emissions	EPA-Certified for Stationary Emergency Applications

Physical specifications

Dry weight	3, 045 lb (1, 381 kg)
Dimensions (L × W × H)	144.9 × 73.5 × 67.2 in (3680 × 1867 × 1707 mm)
Sound level	69 dBA @ 23 ft (7 m)

Fuel system and runtime

Fuel tank	165.1 gal (625 L)
Tank runtime	37 hr

Fuel consumption

Standby	266.2 L/h @ 25%; 388.0 L/h @ 50%; 506.8 L/h @ 75%; 596.9 L/h @ 100%
Prime	2.7 gal/h (10.2 L/h) @ 50%; 3.5 gal/h (13.2 L/h) @ 75%

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.