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Kohler 80REZG Generator Set

The Kohler 80REZG is a 80 kW (100 kVA) Natural Gas standby generator set. It is available at 120/208 V, 127/220 V, 120/240 V, 139/240 V, 220/380 V, 277/480 V and 347/600 V, 3-phase, 60 Hz and rated 122 A. It holds about 7.6 L (2.0 gal) of oil and 25.7 L (6.8 gal) of coolant, with a maximum ambient rating of 50 °C. Starting uses 1 group-1 battery rated 630 CCA at 12 V. The set measures 3506×1156×1696 mm (138.0×45.5×66.8 in).

80 kW
Standby
7.6 L
Oil capacity
5
Document types

How to read your Kohler serial & model number →

Specifications

FuelNatural Gas
Frequency60.0 Hz
Standby power80 kW
Standby kVA100
EmissionsEPA-Certified for Stationary Emergency Applications
ControllerDecision-Maker 3+, Decision-Maker 3000, Decision-Maker 550
Oil capacity7.6 L
Voltage options120/208 V, 127/220 V, 120/240 V, 139/240 V, 220/380 V, 277/480 V, 347/600 V
Phase3
Rated current122 A
Power factor0.8
Battery group1
Battery cranking630 CCA
Battery voltage12 V
Battery quantity1
Coolant capacity25.7 L
Max ambient50 °C
Dimensions (L×W×H)3506×1156×1696 mm

Maintenance & consumables

ItemSpecCapacityPart #Interval
Oil filterCartridgeGM16703 Amazon eBay $10.00
Oil6.2 L

Common questions

What is the power rating of the Kohler 80REZG?

The Kohler 80REZG is rated 80 kW standby (100.0 kVA).

What fuel does the Kohler 80REZG use?

The Kohler 80REZG runs on Natural Gas.

Parts

1
Part #DescriptionQtySystem
PA-324470Exhaust Silencer, CriticalService part / kit Amazon eBay

Service, wear & replacement parts referenced for this model and its engine — confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.

Fuel consumption

RatingLoadL/hgal/h
Standby
Standby25%
Standby50%
Standby75%
Standby100%

Available documents

BrochureSpec sheetInstallation manualReferenceWiring diagram