Home›FG Wilson›FG Wilson P58P1S

FG Wilson P58P1S Generator Set

The FG Wilson P58P1S is a 58 kW (58 kVA) standby generator set powered by a Perkins 1104A-44TG2 engine. It is available at 220 V and 240 V, single-phase and 50 Hz. It holds 207 L (54.7 gal) of coolant. The set measures 2275×1100×1614 mm (89.6×43.3×63.5 in), weighs about 1103 kg (2432 lb) and produces 69.2 dBA at 7 m. An integrated tank holds 245 L (64.7 gal). The same 1104A-44TG2 engine also powers generator sets from AKSA, Caps, Erga, Generac, Lees, Multiphase Power and Perkins.

58 kW
Standby
4.4 L
Displacement
2
Document types

How to read your FG Wilson serial & model number →

Service parts for the P58P1S

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 power58 kW
Standby kVA58
Alternator3014B
Voltage options220 V, 240 V
Phase1
Dimensions (L×W×H)2275×1100×1614 mm
Dry weight1103 kg
Wet weight1478 kg
Sound level69.2 dBA @ 7 m
Fuel tank245.0 L

Engine

Perkins 1104A-44TG2
Coolant capacity207.0 L
Displacement4.4 L
AspirationTurbo
Rated speed1500 rpm

Filters for the Perkins 1104A-44TG2

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
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
Oil filterP554407Lube Filter, Spin-On Full FlowPERKINS 102632, PERKINS 2564401, NAPA 1459, BALDWIN BT237 KuduParts $25.00 FridayParts $26.84
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

7 brands

The Perkins 1104A-44TG2 in this set also powers 8 generator sets sold under 7 other brands. Service parts and maintenance intervals for the engine are shared; enclosure, alternator, controller and ratings are not.

BrandModels
AKSAAPSD100, APSD110
CapsCP88-TP1
ErgaERP-80S
GeneracPWE85
LeesLSP88S3
Multiphase PowerMPL88P
Perkins1104A-44TG2

Maintenance & consumables

for the Perkins 1104A-44TG2
ItemSpecCapacityPart #Interval
Air filterReplaceable Element—1200 hr
Fuel filterReplaceable Element—1200 hr
Oil filter9011031200 hr Amazon eBay $39.01 NAPA $18.35 KuduParts $25.00
Battery12/Negative—1200 hr
Belt—1200 hr
Coolant—1200 hr
Coolant filter—
OilAPI CG4 / CH4 15W-40—
Spark plug—1200 hr

Compatible filters for the Perkins 1104A-44TG2 — cross-referenced via Donaldson. Options to verify against your serial number, not confirmed for this exact unit.

  • Air filter: Donaldson P778972 Donaldson P780012 Wix 46818 Baldwin RS3922 Wix 46829

Common questions

How many kW is the FG Wilson P58P1S?

The FG Wilson P58P1S is rated 58 kW standby (58.0 kVA).

What engine is in the FG Wilson P58P1S?

The FG Wilson P58P1S is powered by the Perkins 1104A-44TG2 engine.

What is the cooling system capacity of the FG Wilson P58P1S?

The FG Wilson P58P1S cooling system holds 207 liters (54.7 US gallons) for the engine, per the manufacturer specification sheet.

What is the sound level of the FG Wilson P58P1S?

The FG Wilson P58P1S is rated at 69.2 dBA at 7 m, per the manufacturer specification sheet.

What is the dry weight of the FG Wilson P58P1S?

The FG Wilson P58P1S has a dry weight of 1103 kg (2431 lb).

How big is the fuel tank on the FG Wilson P58P1S?

The FG Wilson P58P1S has a 245 liter (65 US gallon) fuel tank.

What voltage does the FG Wilson P58P1S produce?

The FG Wilson P58P1S is offered in 220 V, 240 V, 1-phase.

Which alternator is fitted to the FG Wilson P58P1S?

The FG Wilson P58P1S uses a 3014B alternator.

Which oil filter part number does the FG Wilson P58P1S take?

The FG Wilson P58P1S uses oil filter part number 901103.

Which air filter part number does the FG Wilson P58P1S take?

The FG Wilson P58P1S uses air filter part numbers Donaldson P778972, Donaldson P780012.

Fuel consumption

RatingLoadL/hgal/h
Prime57.815.27
Standby226.059.7

Available documents

Spec sheet — P58P1S-P64E1S(1PP)IT (FG Wilson)Spec sheet — P58P1S-P64E1S(1pp) (FG Wilson)Spec sheet — p58p1s-p64e1s(1pp)gb (FG Wilson)Reference — 27-110 kva sa&ssa mobile enclosure(gb) (FG Wilson)Reference — 27-165 kVA Enclosure(GB) (FG Wilson)Reference — 27-200 kVA Enclosure(GB)(0608) (FG Wilson)Reference — 27-200 kVA Enclosure(GB)(0609) (FG Wilson)Reference — 27-200 kVA Enclosure(IT)(0608) (FG Wilson)Reference — FR Product Rating Summary (FG Wilson)

This page was generated from the 9 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