Home » Appliances » Generac MGG155 Specs (Power | Voltage | Weight)

Generac MGG155 Specs (Power | Voltage | Weight)

The Generac MGG155 compressor is listed with standby output of 108 kW, Natural Gas, LP Liquid fuel, 60 Hz operation, 120 V, 24 V output, Three phase, and sound level of 75 dBA @ 23 ft (7 m).

Generac Generator Specifications

Generator • Natural Gas, LP Liquid • 60 Hz • Three phase

Standby power: 108 kWVoltage: 120 V, 24 VDry weight: 7,244 lb (3,286 kg)

Key specifications

108 kWStandby power
Natural Gas, LP LiquidFuel
120 V, 24 VVoltage
Three phasePhase
7,244 lb (3,286 kg)Dry weight
75 dBA @ 23 ft (7 m)Sound level
60 HzFrequency

Visual model specs

Built only from this model’s supplied generator specifications.

Fluid capacities
Low 2.01 gal High 17.44 gal
Oil

2.01 gal

Coolant

17.44 gal

Model spec snapshot
Representative numeric specifications from this generator.
108 kWStandby
7,244.39 lbWeight
75 dBASound

How the Generac MGG155 compares

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

Standby power
108 kW
18% above avg
71st percentile
Dry weight
7,244 lb
79% above avg
83rd percentile
Sound level
75 dBA
In line with avg
66th percentile
Oil capacity
2.01 gal
35% below avg
43rd percentile
Standby power108 kW
Low 60 kWAverage 91.9 kWHigh 136.5 kW

About 18% above the similar-output Generac average. Around the 71st percentile for this field.

Dry weight7,244 lb
Low 1,789 lbAverage 4,037 lbHigh 9,667 lb

About 79% above the similar-output Generac average. Around the 83rd percentile for this field.

Sound level75 dBA
Low 65 dBAAverage 73.5 dBAHigh 83.7 dBA

Very close to the similar-output Generac average. Around the 66th percentile for this field.

Oil capacity2.01 gal
Low 1.18 galAverage 3.11 galHigh 7.54 gal

About 35% below the similar-output Generac average. Around the 43rd percentile for this field.

This model Peer average

Generator information

Manufacturer Generac
Model MGG155
Generator type Generator
Fuel Natural Gas, LP Liquid
Frequency 60 Hz

Electrical output

Standby power 108 kW
Voltage options 120 V, 24 V
Phase Three phase
Power factor 0.8

Engine, cooling and controls

Oil capacity 2.01 gal (7.6 L)
Coolant capacity 17.4 gal (66 L)
Maximum ambient 122 °F (50 °C)
Controller InteliGen NT™ Display

Physical specifications

Dry weight 7, 244 lb (3, 286 kg)
Dimensions (L × W × H) 68.5 × 66 × 92 in (1739 × 1676 × 2336 mm)
Sound level 75 dBA @ 23 ft (7 m)

Battery

Battery voltage 24 V
Battery quantity 2

Disclaimer: Specifications should be verified against the official owner’s manual and confirmed on the Generac USA 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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