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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

Filters for the Perkins 1104D-E44TAG1

3

Engine-mounted filters the filter manufacturers list for this engine family. These come from the engine, not from this generator set’s own parts list, so confirm against your serial number before ordering.

SystemFilterDescriptionCross-references
Oil filterP554407Lube Filter, Spin-On Full FlowPERKINS 102632, PERKINS 2564401, NAPA 1459, BALDWIN BT237 KuduParts $25.00 FridayParts $26.84
Fuel filterP502420Fuel Filter, CartridgePERKINS 2656F823, PERKINS 4415122, NAPA 600488, CLAAS 0011377510 buy

Listed for this engine in only one kind of machine, so they may depend on how the engine was installed:

SystemFilterDescriptionCross-references
Fuel / water separatorP550588Fuel Filter, Water Separator Spin-On Twist&DrainPERKINS 265118, PERKINS T64102003, NAPA 3472, BALDWIN BF587-D FridayParts $18.44

Same engine, other brands

2 brands

The Perkins 1104D-E44TAG1 in this set also powers 3 generator sets sold under 2 other brands. Service parts and maintenance intervals for the engine are shared; enclosure, alternator, controller and ratings are not.

BrandModels
Perkins1104D-E44TAG1, 1104D-E44TAG1 ElectropaK
TerexT70

Maintenance & consumables

for the Perkins 1104D-E44TAG1
ItemSpecCapacityPart #Interval
Air filterMounted air filter and turbocharger—
Fuel filterFuel filter—
Oil filter901103 Amazon eBay $39.01 NAPA $18.35 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.

How much coolant does the FG Wilson MJB 200 LA4 hold?

The FG Wilson MJB 200 LA4 cooling system holds 23.7 liters (6.3 US gallons) for the radiator system including the engine, per the manufacturer specification sheet.

How much does the FG Wilson MJB 200 LA4 weigh?

The FG Wilson MJB 200 LA4 has a dry weight of 1118 kg (2464 lb).

How big is the fuel tank on the FG Wilson MJB 200 LA4?

The FG Wilson MJB 200 LA4 has a 21.7 liter (6 US gallon) fuel tank.

What voltage does the FG Wilson MJB 200 LA4 produce?

The FG Wilson MJB 200 LA4 is offered in 400 V, 380 V, 220 V, 230 V, 480V,400V-phase.

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)

This page was generated from the 2 manufacturer documents above by automated extraction; every figure shown is copied from one of them. How the data is compiled.

Full service, cheapest listings

Priced items from this model's own parts manual.

Oil filter 901103$18.35
1 priced item$18.35