HomeFG WilsonFG Wilson MJB 200 LA4

FG Wilson MJB 200 LA4 Generator Set

The FG Wilson MJB 200 LA4 is a 64 kW (80 kVA) standby generator set powered by a Perkins 1104D-E44TAG1 engine. It is available at 400 V, 380 V, 220 V and 230 V, ['480V', '400V'] and 50 Hz. It holds about 21.3 L (5.6 gal) of oil and 23.7 L (6.3 gal) of coolant, with a maximum ambient rating of 50 °C. The set measures 1980×890×1367 mm (78.0×35.0×53.8 in) and weighs about 1118 kg (2465 lb). An integrated tank holds 21.7 L (5.7 gal). The same 1104D-E44TAG1 engine also powers generator sets from Perkins and Terex.

64 kW
Standby
4.41 L
Displacement
21.3 L
Oil capacity
2
Document types

How to read your FG Wilson serial & model number →

Service parts for the MJB 200 LA4

Grouped by system, with how many of each the parts manual calls for.

Oil system

1 required

Prices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.

Specifications

Frequency50.0 Hz
Standby power64 kW
Standby kVA80
Oil capacity21.3 L
AlternatorMarelli Mark V
Voltage options400 V, 380 V, 220 V, 230 V
Phase480V,400V
Power factor0.8
Circuit breaker1500 A
Coolant capacity23.7 L
Max ambient50 °C
Dimensions (L×W×H)1980×890×1367 mm
Dry weight1118 kg
Wet weight2465 kg
Fuel tank21.7 L

Engine

Perkins 1104D-E44TAG1
Oil capacity8.0 L
Coolant capacity7.0 L
Displacement4.41 L
Aspirationturbocharged and charge air cooled
Rated speed1800 rpm

Maintenance & consumables

for the Perkins 1104D-E44TAG1
ItemSpecCapacityPart #Interval
Air filterMounted air filter and turbocharger
Fuel filterFuel filter
Oil filter901103 Amazon $41.50 eBay $39.01 KuduParts $25.00
Battery12 volt starter motor
Belt22 inch belt-driven pusher fan and guards
Coolant17.0 litres
Coolant filterCoolant pump
Oil21.3 litres
Spark plugGlow plugs

Compatible filters for the Perkins 1104D-E44TAG1 — cross-referenced via Donaldson. Options to verify against your serial number, not confirmed for this exact unit.

  • Air filter: Fg Wilson 901048 Fg Wilson 901050 Perkins 901048 Perkins 26510343 Donaldson P828889

Common questions

What size generator is the FG Wilson MJB 200 LA4?

The FG Wilson MJB 200 LA4 is rated 64 kW standby (80.0 kVA).

Which engine powers the FG Wilson MJB 200 LA4?

The FG Wilson MJB 200 LA4 is powered by the Perkins 1104D-E44TAG1 engine.

What's the oil capacity on a FG Wilson MJB 200 LA4?

The Perkins 1104D-E44TAG1 engine in the FG Wilson MJB 200 LA4 has an oil capacity of 8.0 liters.

What alternator comes on the FG Wilson MJB 200 LA4?

The FG Wilson MJB 200 LA4 uses a Marelli Mark V alternator.

What oil filter does the FG Wilson MJB 200 LA4 use?

The FG Wilson MJB 200 LA4 uses oil filter part number 901103.

What air filter does the FG Wilson MJB 200 LA4 use?

The FG Wilson MJB 200 LA4 uses air filter part numbers FG WILSON 901048, FG WILSON 901050.

Parts

10
Part #DescriptionQtySystem
LLB1114BLeroy Somer1Alternator Amazon eBay
LLB1114DLeroy Somer1Alternator Amazon eBay
LLB1114FLeroy Somer1Alternator Amazon eBay
LLB1114LLeroy Somer1Alternator Amazon eBay
LLB1114MLeroy Somer1Alternator Amazon eBay
LLB1514JLeroy Somer1Alternator Amazon eBay
LLB1514PLeroy Somer1Alternator Amazon eBay
LLB3114DLeroy Somer1Alternator Amazon eBay
LLB3114HLeroy Somer1Alternator Amazon eBay
134277T70, T90 & T120 Super Quiet Generator Maintenance ScheduleService part / kit Amazon eBay $34.00

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
Prime100%6.01.59
Standby50%4.61.22

Available documents

Spec sheet — P88-6(4PP)GB(1113) (FG Wilson)Parts manual — FG-Wilson-Generator-Sets-Brochure (FG Wilson)
Full service, cheapest listings

Priced items from this model's own parts manual.

Oil filter 901103$39.01
1 priced item$39.01