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With a reputation for quality within our already successful 50 – 218 kVA power range. Our redesigned range confirms our position as a global leader in the design and manufacture of generator sets and demonstrates our commitment to continuous product improvement. Our latest product development sees us introduce bold new enhancements. Every single model in the new range has been Designed to Deliver More…offering improved performance, durability and serviceability. The new 50 – 218 kVA range offers you outstanding value for money and in turn guarantees maximum efficiency and productivity.

Generator Set Specifications

Minimum Rating 100.0 kVA / 80.0 kW 100.0 kVA / 80.0 kW Less
Maximum Rating 125.0 kVA / 100.0 kW 125.0 kVA / 100.0 kW Less
Emissions/Fuel Strategy Fuel optimised Fuel optimised Less
Voltage 120-380 Volts 120-380 Volts Less
Frequency 50 Hz or 60 Hz 50 Hz or 60 Hz Less
Speed 1500 or 1800 RPM 1500 or 1800 RPM Less
50 Hz Standby 110.0 kVA / 88.0 kW 110.0 kVA / 88.0 kW Less
60 Hz Standby 125.0 kVA / 100.0 kW 125.0 kVA / 100.0 kW Less
60 Hz Prime 113.0 kVA / 90.4 kW 113.0 kVA / 90.4 kW Less
50 Hz Prime 100.0 kVA / 80.0 kW 100.0 kVA / 80.0 kW Less

Engine Specifications

Engine Model Perkins® 1104C-44TAG2 Perkins® 1104C-44TAG2 Less
Compression Ratio 18.3:1 18.3:1 Less
Governor Type Electronic Electronic Less
Displacement 4.4l (268.5 cu. in) 4.4l (268.5 cu. in) Less
Stroke 127 mm (5 in) 127 mm (5 in) Less
Bore 105 mm (4.1 in) 105 mm (4.1 in) Less

FG Wilson Diesel Engine

Perkins Engine


Benefiting from a choice of leading alternators, the range incorporates the WEG alternator as standard across three phase models.

PowerWizard 1.1

The FG Wilson PowerWizard range allows you to monitor and control your generator set with ease, providing important diagnostic information whilst ensuring your unit operates within safe parameters.

Design Criteria

Prime Rating These ratings are applicable for supplying continuous electrical power (at variable load) in lieu of commercially purchased power. There is no limitation to the annual hours of operation and this model can supply 10% overload power for 1 hour in 12 hours. Standby Rating These ratings are applicable for supplying continuous electrical power (at variable load) in the event of a utility power failure. No overload is permitted on these ratings. The alternator on this model is peak continuous rated (as defined in ISO 8528-3). Standard Reference Conditions Note: Standard reference conditions 25°C (77°F) Air Inlet Temp, 100m (328 ft) A.S.L. 30% relative humidity. Fuel consumption data at full load with diesel fuel with specific gravity of 0.85 and conforming to BS2869: 1998, Class A2.

Single-Source Supplier

Fully prototype tested with certified torsional vibration analysis available

World Wide Product Support

FG Wilson manufactures product in the following locations: Northern Ireland • Brazil • China • India • USA With headquarters in Northern Ireland, FG Wilson operates through a Global Dealer Network.

P125-1 Standard Equipment

  • 3-POLE circuit breaker
  • Fully adjustable electronic governor
  • Lube oil drain valve

  • 50% antifreeze (Protection to -36˚C)
  • Engine-mounted fuel/water separator
  • Coolant Drain Valve

  • 8 Hr Fuel Tank

  • WEG
  • Engine-mounted battery charging alternator
  • IP21 Protection for alternator

Control Panel
  • PowerWizard 1.1

  • Robust steel constructed base frame
  • Battery connection cables, tray and clamp

P125-1 Optional Equipment

  • Industrial, Residential, Critical Silencers

Control Panels
  • PowerWizard 1.1 Control Panel (PWT1.1+)
  • PowerWizard 2.1 Control Panel (PWT2.1)

  • Static battery charger
  • Battery

  • Remote fuel system connection
  • Electronic governor
  • Single point lift
  • Coolant heater
  • Combined stoneguard and transition flange
  • Low fuel level shutdown
  • Low and high fuel level alarms
  • Low coolant temperature alarm
  • Low coolant level shutdown