HomeFG WilsonFG Wilson K8-1S

FG Wilson K8-1S Generator Set

The FG Wilson K8-1S is a 8 kW (8 kVA) standby generator set powered by a Kubota D1105 engine. It is available at , Single phase-phase and 50 Hz. It holds about 4.2 L (1.1 gal) of oil and 4 L (1.1 gal) of coolant. The set measures 1485×770×1100 mm (58.5×30.3×43.3 in), weighs about 400 kg (882 lb) and produces 65.3 dBA at 7.9 m. The same D1105 engine also powers generator sets from Atlas Copco, Cummins/Onan and WhisperPower.

8 kW
Standby
1.124 L
Displacement
4.2 L
Oil capacity
2
Document types

How to read your FG Wilson serial & model number →

Specifications

Frequency50.0 Hz
Standby power8 kW
Standby kVA8
Prime power7 kW
ControllerAccess 1500 lockable
Oil capacity4.2 L
AlternatorAco3 200/4
PhaseSingle phase
Dimensions (L×W×H)1485×770×1100 mm
Dry weight400 kg
Sound level65.3 dBA @ 7.9 m

Engine

Kubota D1105
Oil capacity4.2 L
Coolant capacity4.0 L
Displacement1.124 L
AspirationIndirect Injection
Rated speed1500 rpm

Maintenance & consumables

for the Kubota D1105
ItemSpecCapacityPart #Interval
Air filterAir filter element500 hr find
Fuel filterFuel filter assembly500 hr find
Oil filterKubota engine oil filter50 hr find
BeltV-belt500 hr find

Compatible filters for the Kubota D1105 — cross-referenced via Donaldson. Options to verify against your serial number, not confirmed for this exact unit.

  • Air filter: Kubota RG64842831 Kubota R141142289 Donaldson P775687 Donaldson P821575 Donaldson P822858
  • Fuel filter: Kubota 607 Kubota 1627143560 Kubota 1258143013 Kubota 1522143081 Donaldson P502161
  • Oil filter: Kubota W21ESO1600 Kubota 7665025430 Kubota 923980512000 Kubota 87415600 Kubota 1584132430

Common questions

What is the power rating of the FG Wilson K8-1S?

The FG Wilson K8-1S is rated 8 kW standby (8.0 kVA).

What engine does the FG Wilson K8-1S use?

The FG Wilson K8-1S is powered by the Kubota D1105 engine.

What is the oil capacity of the FG Wilson K8-1S?

The Kubota D1105 engine in the FG Wilson K8-1S has an oil capacity of 4.2 liters.

What alternator does the FG Wilson K8-1S use?

The FG Wilson K8-1S uses a Aco3 200/4 alternator.

Parts

25
Part #DescriptionQtySystem
122-0810Oil Filter1Oil filter Amazon eBay $36.45 PartsGeek
130-4434Zinc Pencil1Zinc anode eBay $32.94 PartsGeek
132-0375Sea Water Pump Impeller kit w/cover & gasketImpeller PartsGeek
132-0379Sea Water Pump ImpellerImpeller PartsGeek
132-0415Pump Impeller1Impeller PartsGeek
149-2106Fuel Filter Element1Fuel filter Amazon eBay $36.99 PartsGeek
155-2033Stainless Steel Exhaust Elbow, 90 degrees, 2 inch OD1Hose PartsGeek
155-3147Water Separator with Resonator (WL & RES)1Fuel filter PartsGeek
185-5421Glow Plug (12 Volt)Glow plug Amazon eBay PartsGeek
185-5835Oil Filter1Oil filter Amazon eBay $21.32 PartsGeek
185-6721Breather Filter ElementAir filter PartsGeek
185-6934Water Pump Belt1Belt Amazon eBay $39.00 PartsGeek
185-7055Cruise Kit2Cruise kit PartsGeek
185-7268Glow Plug (24 Volt)Glow plug PartsGeek
300-1500Fuel Filter1Fuel filter PartsGeek
323-1544Thermostat1Thermostat PartsGeek
324-1491Oil Filter1Oil filter PartsGeek
324-1542Fuel Injection Pump1Pump PartsGeek
503-1353Wet Exhaust Hose1Hose PartsGeek
511-0201V-Belt1Belt Amazon eBay PartsGeek
612-6673Water Pump1Pump PartsGeek
100-3478-02Cruise KitService part / kit PartsGeek
155-2030Waterlift Muffler (WL)1Service part / kit PartsGeek
185-5523Crankcase Breather1Service part / kit PartsGeek
405-5253Sound Shield Kit1Service part / kit PartsGeek

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.

Available documents

Spec sheet — FR Product Rating Summary (FG Wilson)Spec sheet — GE Product Rating Summary (FG Wilson)Spec sheet — Product Rating Summary(I) (FG Wilson)Spec sheet — Product Rating Summary (FG Wilson)Reference — Small Generating sets(A3) (FG Wilson)