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Kohler 400REOZJB Specs (Power | Consumption)

The Kohler 400REOZJB generator is listed with standby output of 400 kW, Diesel fuel, 60 Hz operation, 7 available voltage configurations, and Three phase.

Kohler Generator Specifications

Generator • Diesel • 60 Hz • Three phase

Standby power: 400 kWVoltage options: 7 configurations

Key specifications

400 kW Standby power
Diesel Fuel
7 configurations Voltage options
Three phase Phase
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.
25% load

9 gal/hr

50% load

16.8 gal/hr

75% load

24 gal/hr

100% load

30.9 gal/hr

How the Kohler 400REOZJB compares

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

Standby power
400 kW
36% below avg
8th percentile
Oil capacity
10.57 gal
49% below avg
11th percentile
Standby power400 kW
Low 400 kWAverage 620.7 kWHigh 931 kW

About 36% below the similar-output Kohler average. Around the 8th percentile for this field.

Oil capacity10.57 gal
Low 9.3 galAverage 20.9 galHigh 48.71 gal

About 49% below the similar-output Kohler average. Around the 11th percentile for this field.

This model Peer average

Generator information

Manufacturer Kohler
Model 400REOZJB
Generator type Generator
Fuel Diesel
Frequency 60 Hz

Electrical output

Standby power 400 kW
Standby kVA 513.0
Voltage options 120/208 V, 127/220 V, 139/240 V, 220/380 V, 240/416 V, 277/480 V, 347/600 V
Phase Three phase
Power factor 0.8

Engine, cooling and controls

Engine model John Deere 6135HFG84
Engine displacement 824 cu in (13.5 L)
Aspiration / cooling Turbocharged, Charge Air-Cooled
Rated engine speed 1800 rpm
Engine oil capacity 10.6 gal (40 L)
Engine coolant capacity 4.76 gal (18 L)
Oil capacity 10.6 gal (40 L)
Coolant capacity 17.8 gal (67.2 L)
Maximum ambient 122 °F (50 °C)
Controller APM402, Decision-Maker 550, Decision-Maker 6000
Alternator 4M4021, 5M4027, 5M4028, 4M4266, 5M4272 (4-pole, Class H insulation)
Emissions Tier 3 EPA-Certified

Physical specifications

Dimensions (L × W × H) 142.9 × 56.1 × 78.5 in (3630 × 1425 × 1993 mm)

Battery

Battery cranking 950 CCA
Battery voltage 12 V
Battery quantity 2

Fuel consumption

Standby 9.0 gal/h (34.2 L/h) @ 25%; 16.8 gal/h (63.8 L/h) @ 50%; 24.0 gal/h (90.9 L/h) @ 75%; 30.9 gal/h (116.9 L/h) @ 100%

Maintenance and service parts

Oil filter Part number: GM80434; Specification: Cartridge; Capacity: ×1
Fuel filter Part number: GM80460 | —; Specification: Primary | Secondary

Disclaimer: Specifications should be verified against the official owner’s or service manual and confirmed on the Kohler North America generator website.

Ernie Lo

Ernie Lo is a qualified web designer and web developer. He works as an IT support technician and website manager at Benleigh Vending, and he also fixes vending machines.

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