FG Wilson offers reliable, fuel-efficient diesel generator sets (6.8 – 2,500 kVA) manufactured to the highest UK standards – standards that are uniform across our manufacturing facilities around the world.

Coupled with our global product availability via our ‘right time, right place’ product distribution centres and expert local support through Technomoteur S.A., we have the power to deliver.

Reliable generator sets built to ONE global quality standard with expert local support.

With FG Wilson you can be assured of:

  • Value for money, efficient, quality diesel and gas generator sets
  • Local expert support worldwide
  • Right time, right place delivery via Technomoteur S.A.
  • Efficient world-class global manufacturing built to ONE GLOBAL STANDARD

To access our technical data, select the power range you need and simply download our datasheets.

6.8 - 22 kVA Diesel Generator Sets

5-22kVAThe 6.8 – 22 kVA range of generator sets is designed to power your every need.

Suitable for use in diverse applications including construction, residential, retail and telecommunications, this range has been redesigned for optimum performance in some of the harshest and most remote environments. Available with a metal or polymer enclosure offering, this range is designed to withstand the test of time.


This table contains links to the technical data of the redesigned diesel generator set models.

Diesel Generator Set Name kVA @ 50 Hz kW @ 50 Hz kVA @ 60 Hz kW @ 60 Hz
P 7.5-4S 6.8 / 7.5 6.8 / 7.5 8.0 / 8.8 8.0 / 8.8
P 9.5-4 8.5 / 9.5 6.8 / 7.6 10.0 / 11.0 8.0 / 8.8
P11-6S 10.0 / 11.0 10.0 / 11.0 12.0 / 12.0 12.0 / 13.0
P13.5-6 12.5 / 13.5 10.0 / 10.8 15.0 / 16.5 12.0 / 13.2
P14-6S 13.0 / 14.0 13.0 / 14.0 15.5 / 17.0 15.5 / 17.0
P16.5-6S 15.0 / 16.5 15.0 / 16.5 17.6 / 19.4 17.6 / 19.4
P18-6 16.5 / 18.0 13.2 / 14.4 20.0 / 22.0 16.0 / 17.6
P22-6 20.0 / 22.0 16.0 / 17.6 22.5 / 25.0 18.0 / 20.0
24 to 220 kVA Diesel Generator Sets

24-110kVAThe 24 – 220 kVA range provides reliable power for today’s world with a competitive offering that delivers everything you need. Providing unrivalled quality, the 24 – 220 kVA range of products offers a trusted performance with an enhanced choice of options, optimising the range for a variety of diverse applications and environments.

Designed with the demands of today’s world in mind, the new generator sets will deliver power solutions in all sectors, from industry and retail to finance and healthcare.


Diesel Generator Set Name kVA @ 50 Hz kW @ 50 Hz kVA @ 60 Hz kW @ 60 Hz
P 26-3S 24.0 / 26.0 24.0 / 26.0 - / - - / -
P 33-3 30.0 / 33.0 24.0 / 26.4 33.8 / 37.5 27.0 / 30.0
P 40-3S 36.0 / 40.0 36.0 / 40.0 40.0 / 45.0 40.0 / 45.0
P 50-3 45.0 / 50.0 36.0 / 40.0 50.0 / 56.3 40.0 / 45.0
P 50-5S 45.0 / 50.0 45.0 / 50.0 50.0 / 55.0 50.0 / 55.0
P 55-3 50.0 / 55.0 40.0 / 44.0 56.3 / 62.5 45.0 / 50.0
P 65-5 60.0 / 65.0 48.0 / 52.0 68.8 / 75.0 55.0 / 60.0
P 88-3 80.0 / 88.0 64.0 / 70.4 90.0 / 100.0 72.0 / 80.0
P110-3 100.0 / 110.0 80.0 / 88.0 113.0 / 125.0 90.4 / 100.0
P150-3 135.0 / 150.0 108.0 / 120.0 150.0 / 165.0 120.0 / 132.0
P165-3 150.0 / 165.0 120.0 / 132.0 - / - - / -
P200-3 180.0 / 200.0 144.0 / 160.0 - / - - / -
P220-3 200.0 / 220.0 160.0 / 176.0 - / - - / -
P 26-6S 24.0 / 26.0 24.0 / 26.0 - / - - / -
P 33-6 30.0 / 33.0 24.0 / 26.4 - / - - / -
P 40-4S 36.0 / 40.0 36.0 / 40.0 - / - - / -
P 50-4 45.0 / 50.0 36.0 / 40.0 - / - - / -
P 55-4 50.0 / 55.0 40.0 / 44.0 - / - - / -
P 65-6 60.0 / 65.0 48.0 / 52.0 - / - - / -
P 88-6 80.0 / 88.0 64.0 / 70.4 - / - - / -
P110-6 100.0 / 110.0 80.0 / 88.0 - / - - / -
P150-4 135.0 / 150.0 108.0 / 120.0 - / - - / -
P165-4 149.9 / 165.0 119.9 / 132.0 - / - - / -
P200-4 180.0 / 200.0 144.0 / 160.0 196.9 / 218.8 157.5 / 175.0

32 to 220 kVA Diesel Generator Sets

26-220kVAThis range is designed to deliver more by providing better than ever performance, durability and serviceability.

A common sense component arrangement ensures ease of servicing through same side positioning of frequently serviced items. The enclosed product range combines a robust galvanised steel construction with durable corner posts and unique, modular air handling units. Constructed from a high-grade composite material, these elements offer excellent resistance to corrosion and handling damage, providing you with a truly industry leading product.



Diesel Generator Set Name kVA @ 50 Hz kW @ 50 Hz kVA @ 60 Hz kW @ 60 Hz
P 35-3S 32.0 / 35.0 32.0 / 35.0 36.0 / 40.0 36.0 / 40.0
P 40-1S 36.0 / 40.0 36.0 / 40.0 40.0 / 45.0 40.0 / 45.0
P 44-1 40.0 / 44.0 32.0 / 35.2 45.0 / 50.0 36.0 / 40.0
P 50-1 45.0 / 50.0 36.0 / 40.0 50.0 / 56.3 40.0 / 45.0
P 50-1S 45.0 / 50.0 45.0 / 50.0 50.0 / 55.0 50.0 / 55.0
P 50-3S 45.0 / 50.0 45.0 / 50.0 50.0 / 55.0 50.0 / 55.0
P 55-1 50.0 / 55.0 40.0 / 44.0 56.3 / 62.5 45.0 / 50.0
P 65-1 60.0 / 65.0 48.0 / 52.0 68.8 / 75.0 55.0 / 60.0
P 65-3 60.0 / 65.0 48.0 / 52.0 68.8 / 75.0 55.0 / 60.0
P 88-1 80.0 / 88.0 64.0 / 70.4 90.0 / 100.0 72.0 / 80.0
P150-1 135.0 / 150.0 108.0 / 120.0 150.0 / 165.0 120.0 / 132.0
P110-2 100.0 / 110.0 80.0 / 88.0 113.0 / 125.0 90.4 / 100.0
P200-2 180.0 / 200.0 144.0 / 160.0 196.3 / 217.5 157.0 / 174.0

200 to 330 kVA Diesel Generator Sets

200-330-kvaAs your power needs increase, this cost effective generator set range delivers a powerful performance with world class power density. Compact and durable, they can easily be manoeuvred into position, whatever the installation conditions.


Diesel Generator Set Name kVA @ 50 Hz kW @ 50 Hz kVA @ 60 Hz kW @ 60 Hz
P220H-2 - / - - / - 225.0 / 250.0 180.0 / 200.0
P250H-2 230.0 / 250.0 184.0 / 200.0 240.0 / 265.0 192.0 / 212.0
P275H-2 250.0 / 275.0 200.0 / 220.0 - / - - / -
P300H-1 275.0 / 300.0 220.0 / 240.0 312.5 / 343.8 250.0 / 275.0
P330H-1 300.0 / 330.0 240.0 / 264.0 - / - - / -

410 to 550 kVA Diesel Generator Sets

fg-wilson-410-550-kvaPowered by locally sourced Scania 13 litre engines and WEG alternators, this range is produced at our Brazil manufacturing facility for the local Brazilian market. Offering a very cost effective solution due to low oil and fuel consumption, this range offers low lifetime running costs.


Diesel Generator Set Name kVA @ 50 Hz kW @ 50 Hz kVA @ 60 Hz kW @ 60 Hz
S450-1 n/a n/a 410.0 / 450.0 328.0 / 360.0
S550-1 n/a n/a 510.0 / 550.0 400.0 / 440.0

350 to 750 kVA Diesel Generator Sets

350-750-kva-fg-wilsonThis new industry leading power range is the result of a continued focus on performance, durability and serviceability combined with the most advanced production methods to deliver power you can trust.

Expert Design…Trusted Power


Diesel Generator Set Name kVA @ 50 Hz kW @ 50 Hz kVA @ 60 Hz kW @ 60 Hz
P400-1 350.0 / 400.0 280.0 / 320.0 - / - - / -
P438-1 - / - - / - 400.0 / 437.5 320.0 / 350.0
P450-1 400.0 / 450.0 320.0 / 360.0 - / - - / -
P500-1 455.0 / 500.0 364.0 / 400.0 - / - - / -
P501-1 - / - - / - 437.5 / 500.0 350.0 / 400.0
P550-1 500.0 / 550.0 400.0 / 440.0 - / - - / -
P563-1 - / - - / - 512.5 / 562.2 410.0 / 450.0
P605-1 550.0 / 605.0 440.0 / 484.0 - / - - / -
P625-1 - / - - / - 568.8 / 625.0 455.0 / 500.0
P660-1 600.0 / 660.0 480.0 / 528.0 - / - - / -
P688-1 - / - - / - 625.0 / 687.5 500.0 / 550.0
P700-1 635.0 / 700.0 508.0 / 560.0 - / - - / -
P750-1 - / - - / - 681.3 / 750.0 545.0 / 600.0

730 to 2,500 kVA Diesel Generator Sets

730-2500-kva-fg-wilsonProven in the field, this range of generator sets are capable of providing reliable power for critical applications including: mini power stations, data centres, large factories, airports, hospitals, large retail stores, and the financial sector. A 50oC package option is available to ensure efficient operation in high ambient temperatures.

Custom-built weatherproof and acoustic enclosures can be tailored to suit any application. Providing personnel access and separate components for cooling, they make generator set installation and maintenance as quick and easy as possible.


Diesel Generator Set Name kVA @ 50 Hz kW @ 50 Hz kVA @ 60 Hz kW @ 60 Hz
P 730P1 / P800E1 730.0 / 800.0 584.0 / 640.0 750.0 / 844.0 600.0 / 675.2
P 800P1 / P900E1 800.0 / 900.0 640.0 / 720.0 835.0 / 938.0 688.0 / 750.4
P 910P1 / P1000E1 910.0 / 1000.0 728.0 / 800.0 - / - - / -
P1000P1 / P1100E1 1000.0 / 1100.0 800.0 / 880.0 - / - - / -
P1250P3 / P1375E3 1250.0 / 1375.0 1000.0 / 1100.0 - / - - / -
P1350P1 / P1500E1 1350.0 / 1500.0 1080.0 / 1200.0 - / - - / -
P1500P3 / P1650E3 1500.0 / 1650.0 1200.0 / 1320.0 - / - - / -
P1700P1 / P1875E1 1700.0 / 1875.0 1360.0 / 1500.0 - / - - / -
P1750 / P1925E 1750.0 / 1925.0 1400.0 / 1540.0 - / - - / -
P1825 / P2000E 1825.1 / 2000.0 1460.1 / 1600.0 - / - - / -
P2000 / P2250E P2000 / P2250E 1600.0 / 1760.0 - / - - / -
P2250-1-P2250-1E 2000.0 / 2250.0 1600.0 / 1800.0 - / - - / -
P2500-1/P2500-1E 2250.0 / 2500.0 1800.0 / 2000.0 - / - - / -