HomeMagnumMagnum MLG 20

Magnum MLG 20 Generator Set

The Magnum MLG 20 is a 20 kW (20 kVA) diesel standby generator set powered by a Isuzu 4LE1NYGV-01 engine. It is available at 240 V, single-phase, 60 Hz and rated 79 A. It holds about 6.7 L (1.8 gal) of oil and 11.6 L (3.1 gal) of coolant, with a maximum ambient rating of 48.89 °C. Starting uses 1 battery rated 720 CCA at 12 V. The set measures 2667×1727×1422 mm (105.0×68.0×56.0 in), weighs about 660 kg (1455 lb) and produces 70 dBA at 7.01 m. An integrated tank holds 211.98 L (56.0 gal), roughly 31 hours of runtime. The same 4LE1NYGV-01 engine also powers generator sets from Generac.

20 kW
Standby
2.2 L
Displacement
6.7 L
Oil capacity
3
Document types

Specifications

Fueldiesel
Frequency60.0 Hz
Standby power20 kW
Standby kVA20
Prime power19 kW
EmissionsInterim Tier IV
Oil capacity6.7 L
Voltage options240 V
Phasesingle
Rated current79 A
Power factor[1, 1]
Circuit breaker100 A
Battery cranking720 CCA
Battery voltage12 V
Battery quantity1
Coolant capacity11.6 L
Max ambient48.89 °C
Dimensions (L×W×H)2667×1727×1422 mm
Dry weight660 kg
Sound level70.0 dBA @ 7.01 m
Fuel tank211.98 L
Tank runtime31 hr

Engine

Isuzu 4LE1NYGV-01
Oil capacity6.3 L
Coolant capacity11.4 L
Displacement2.2 L
Aspirationnaturally aspirated
Rated speed1800 rpm

Maintenance & consumables

for the Isuzu 4LE1NYGV-01
ItemSpecCapacityPart #Interval
Air filter find
Belt find
Coolant
Fuel filter find
Oil
Oil filter find

Parts

5
Part #DescriptionQtySystem
00203Starting the UnitService part / kit buy
00230Emergency Stop SwitchService part / kit buy
00463Component LocationsService part / kit buy
00464Main Control PanelsService part / kit buy
209649Form: SFC626B1Service part / kit buy

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
Prime1.86.81
Prime50%3.410.9
Prime75%5.111.35
Prime100%6.811.8
Standby

Available documents

Spec sheetParts manualService manual