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Yanmar HYW 35 T6 Generator Set

The Yanmar HYW 35 T6 is a 30.8 kW (38.5 kVA) Diesel standby generator set powered by a Yanmar 4TNV98 ZGGEH engine. It is available at 120/240 V, 120/208 V, 277/480 V and 347/600 V, 3-phase, 60 Hz and rated 150 A. It holds about 9.5 L (2.5 gal) of oil and 9 L (2.4 gal) of coolant, with a maximum ambient rating of 575 °C. Starting uses 1 group-70 battery rated 770 CCA at 12 V. The set measures 2230×1020×1300 mm (87.8×40.2×51.2 in), weighs about 1052 kg (2319 lb) and produces 63 dBA at 1 m. An integrated tank holds 26.4 L (7.0 gal), roughly 9.26 hours of runtime.

30 kW
Standby
3.319 L
Displacement
9.5 L
Oil capacity
0
Document types

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Typical fuel consumption for 30–35 kW Diesel generators →

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Service parts for the HYW 35 T6

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

FuelDiesel
Frequency60.0 Hz
Standby power30 kW
Standby kVA38
Prime power28 kW
EmissionsTier 4i
ControllerCEM7
Oil capacity9.5 L
AlternatorStamford/AvK PI144H
Voltage options120/240 V, 120/208 V, 277/480 V, 347/600 V
Phase3
Rated current150 A
Power factor0.8
Circuit breaker150 A
Battery group70
Battery cranking770 CCA
Battery voltage12 V
Battery quantity1
Coolant capacity9 L
Max ambient575 °C
Dimensions (L×W×H)2230×1020×1300 mm
Dry weight1052 kg
Sound level63.0 dBA @ 1 m
Fuel tank26.4 L
Tank runtime9.26 hr

Engine

Yanmar 4TNV98 ZGGEH
Oil capacity9.5 L
Coolant capacity9.0 L
Displacement3.319 L
AspirationNatural
Rated speed1800 rpm

Maintenance & consumables

for the Yanmar 4TNV98 ZGGEH
ItemSpecCapacityPart #Interval
Air filterReplaceable Element—1 hr
Fuel filterReplaceable Element—2 hr
Oil filterReplaceable Element129150351702 hr Amazon Amazon eBay $18.99 eBay $18.99 PartsGeek $7.98 FridayParts $18.54
BatteryReplaceable Element—1 hr
BeltReplaceable Element—2 hr
Coolant filterReplaceable Element—1 hr
Spark plugReplaceable Element—1 hr

Compatible filters for the Yanmar 4TNV98 ZGGEH — cross-referenced via Donaldson. Options to verify against your serial number, not confirmed for this exact unit.

  • Air filter: Yanmar 12993512520J Yanmar 12906212560L Yanmar 11911712570J Donaldson P628325 Donaldson P629465
  • Fuel filter: Yanmar 11900055602 Yanmar 12185755710 Yanmar 12947055701 Donaldson P550048 Donaldson P550390

Common questions

What size generator is the Yanmar HYW 35 T6?

The Yanmar HYW 35 T6 is rated 30 kW standby (38.5 kVA).

Which engine powers the Yanmar HYW 35 T6?

The Yanmar HYW 35 T6 is powered by the Yanmar 4TNV98 ZGGEH engine.

Is the Yanmar HYW 35 T6 diesel or gas?

The Yanmar HYW 35 T6 runs on Diesel.

What's the oil capacity on a Yanmar HYW 35 T6?

The Yanmar 4TNV98 ZGGEH engine in the Yanmar HYW 35 T6 has an oil capacity of 9.5 liters.

What is the cooling system capacity of the Yanmar HYW 35 T6?

The Yanmar HYW 35 T6 cooling system holds 9 liters (2.4 US gallons) for the radiator system including the engine, per the manufacturer specification sheet.

What is the prime power rating of the Yanmar HYW 35 T6?

The Yanmar HYW 35 T6 is rated 28 kW prime (36 kVA), against 30 kW standby.

How loud is the Yanmar HYW 35 T6?

The Yanmar HYW 35 T6 is rated at 63.0 dBA at 1 m, per the manufacturer specification sheet.

How much does the Yanmar HYW 35 T6 weigh?

The Yanmar HYW 35 T6 has a dry weight of 1052 kg (2319 lb).

How big is the fuel tank on the Yanmar HYW 35 T6?

The Yanmar HYW 35 T6 has a 26.4 liter (7 US gallon) fuel tank, giving about 9.26 hours of runtime.

What voltages is the Yanmar HYW 35 T6 available in?

The Yanmar HYW 35 T6 is offered in 120/240 V, 120/208 V, 277/480 V, 347/600 V, 3-phase.

What size battery does the Yanmar HYW 35 T6 need?

The Yanmar HYW 35 T6 uses 1 battery, 12 V each, 770 CCA, group 70, per the manufacturer specification sheet.

What alternator does the Yanmar HYW 35 T6 use?

The Yanmar HYW 35 T6 uses a Stamford/AvK PI144H alternator.

What oil filter does the Yanmar HYW 35 T6 use?

The Yanmar HYW 35 T6 uses oil filter part number 12915035170.

What fuel filter does the Yanmar HYW 35 T6 use?

The Yanmar HYW 35 T6 uses fuel filter part numbers YANMAR 11900055602, YANMAR 12185755710.

Which air filter part number does the Yanmar HYW 35 T6 take?

The Yanmar HYW 35 T6 uses air filter part numbers YANMAR 12993512520J, YANMAR 12906212560L.

Fuel consumption

RatingLoadL/hgal/h
Prime25%1.094.0
Prime50%1.455.2
Prime75%1.937.0
Prime100%2.579.5
Standby25%1.154.2
Standby50%20.825.5
Standby75%2.17.5
Standby100%2.8610.5

Available documents

Full service, cheapest listings

Priced items from this model's own parts manual.

Oil filter 12915035170$7.98
1 priced item$7.98