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FG Wilson P50-1S Generator Set

The FG Wilson P50-1S is a 50 kW (50 kVA) Diesel standby generator set powered by a Perkins 1103A-33TG2 engine. It is available at 240 V, 230 V and 220 V, single-phase, 50 Hz and rated 150 A. It holds about 8.3 L (2.2 gal) of oil and 10.2 L (2.7 gal) of coolant, with a maximum ambient rating of 50 °C. Starting uses 1 group-1002 battery at 12 V. The set measures 1925×1120×1361 mm (75.8×44.1×53.6 in), weighs about 1007 kg (2220 lb) and produces 19 dBA at 1 m. An integrated tank holds 57.9 L (15.3 gal), roughly 10 hours of runtime. The same 1103A-33TG2 engine also powers generator sets from Denyo, Olympian and Pramac.

50 kW
Standby
3.3 L
Displacement
8.3 L
Oil capacity
3
Document types

How to read your FG Wilson serial & model number →

Typical fuel consumption for 50–55 kW Diesel generators →

Compare with other 50–55 kW Diesel generators →

Service parts for the P50-1S

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

Air intake

1 required

Oil system

1 required

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

Specifications

FuelDiesel
Frequency50.0 Hz
Standby power50 kW
Standby kVA50
Controller1002T
Oil capacity8.3 L
AlternatorLeroy-Somer LL2014J
Voltage options240 V, 230 V, 220 V
PhaseSingle
Rated current150 A
Power factor1.0
Circuit breaker150 A
Battery group1002T
Battery voltage12 V
Battery quantity1
Coolant capacity10.2 L
Max ambient50 °C
Dimensions (L×W×H)1925×1120×1361 mm
Dry weight1007 kg
Fuel tank57.9 L
Tank runtime10 hr

Engine

Perkins 1103A-33TG2
Oil capacity8.3 L
Coolant capacity10.2 L
Displacement3.3 L
AspirationTurbocharged
Rated speed1500 rpm

Filters for the Perkins 1103A-33TG2

2

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.

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

SystemFilterDescriptionCross-references
Oil filterP554403Lube Filter, Spin-On Full FlowPERKINS 26540249, NAPA 1806, BALDWIN BT216, VERSATILE 00034778 KuduParts $22.00
Fuel filterP556287Fuel Filter, CartridgePERKINS 2650097, PERKINS 2650125, BALDWIN BF884, RENAULT VI 0003052535 FridayParts $26.90

Same engine, other brands

3 brands

The Perkins 1103A-33TG2 in this set also powers 4 generator sets sold under 3 other brands. Service parts and maintenance intervals for the engine are shared; enclosure, alternator, controller and ratings are not.

BrandModels
OlympianGEP55-3, GEP65-9
DenyoDSA-60HP5
PramacP50-1S

Maintenance & consumables

for the Perkins 1103A-33TG2
ItemSpecCapacityPart #Interval
Air filterReplaceable Element10000512381500 hr Amazon eBay $63.75 NAPA $62.83 FridayParts $24.99
Fuel filter—1500 hr
Oil filterSpin-On, Full Flow10000655701500 hr Amazon eBay $19.99 NAPA $21.77
BatteryElemento recambiable—1500 hr
BeltV-Belt—1500 hr
CoolantCoolant10.2 l—502 hr
Coolant filterElemento recambiable—13 hr
Oil15W40 to API CG48.3 litres—500 hr
Spark plugElemento recambiable×1—1500 hr

Common questions

What size generator is the FG Wilson P50-1S?

The FG Wilson P50-1S is rated 50 kW standby (50.0 kVA).

What engine is in the FG Wilson P50-1S?

The FG Wilson P50-1S is powered by the Perkins 1103A-33TG2 engine.

Is the FG Wilson P50-1S diesel or gas?

The FG Wilson P50-1S runs on Diesel.

What is the oil capacity of the FG Wilson P50-1S?

The Perkins 1103A-33TG2 engine in the FG Wilson P50-1S has an oil capacity of 8.3 liters.

How much coolant does the FG Wilson P50-1S hold?

The FG Wilson P50-1S cooling system holds 10.2 liters (2.7 US gallons) for the radiator system including the engine, per the manufacturer specification sheet.

What is the dry weight of the FG Wilson P50-1S?

The FG Wilson P50-1S has a dry weight of 1007 kg (2220 lb).

How big is the fuel tank on the FG Wilson P50-1S?

The FG Wilson P50-1S has a 57.9 liter (15 US gallon) fuel tank, giving about 10 hours of runtime.

What voltage does the FG Wilson P50-1S produce?

The FG Wilson P50-1S is offered in 240 V, 230 V, 220 V, Single-phase.

What size battery does the FG Wilson P50-1S need?

The FG Wilson P50-1S uses 1 battery, 12 V each, group 1002T, per the manufacturer specification sheet.

Which alternator is fitted to the FG Wilson P50-1S?

The FG Wilson P50-1S uses a Leroy-Somer LL2014J alternator.

What oil filter does the FG Wilson P50-1S use?

The FG Wilson P50-1S uses oil filter part number 1000065570.

What air filter fits the FG Wilson P50-1S?

The FG Wilson P50-1S uses air filter part number 1000051238.

Parts

7
Part #DescriptionQtySystem
LL2014JFiltre Raccor94Filter Amazon eBay
1002T1002T Series Control Panel1Service part / kit Amazon eBay
12/NegativeEngine Electrical System1Service part / kit buy
DCP-10Control Panel1Service part / kit Amazon eBay FridayParts $329.90
IP23Enclosure rating1Service part / kit Amazon eBay NAPA $1013.29
R250AVR Model1Service part / kit Amazon eBay $29.44 SinoCMP $15.00 FridayParts $42.56
SD80Silencer1Service part / kit Amazon eBay FridayParts $21.99

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
Prime50%7.191.9
Prime75%10.22.7
Prime100%13.83.6
Prime110%15.64.1
Standby50%7.82.1
Standby75%11.33.0
Standby100%15.64.1
Standby110%17.74.7

Available documents

Spec sheet — NEW Product Rating(ES)(0213) (FG Wilson)Spec sheet — Options Matrix (ES)(1113c) (FG Wilson)Spec sheet — Options Matrix (IT)(0513) (FG Wilson)Spec sheet — Options+Matrix(GB)(0612) (FG Wilson)Spec sheet — P50-1S(4PP)GB(0211) (FG Wilson)Spec sheet — P50-1S(4PP)GB(0514) (FG Wilson)Reference — 26-220 kVA Enclosure(GB)(1212) (FG Wilson)Reference — 32-200 kVA Enclosure(GB)Brazil Sourced(0514) (FG Wilson)Reference — Finished+Options+MatrixGB(0312) (FG Wilson)Parts manual — P50-1S-(4PP)GB(0810) (FG Wilson)

This page was generated from the 10 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.

Air filter 1000051238$62.83
Oil filter 1000065570$19.99
2 priced items$82.82