HomeWestquipWestquip WQ40T4

Westquip WQ40T4 Generator Set

The Westquip WQ40T4 is a 40 kW (40 kVA) Diesel standby generator set powered by a Hatz 4H50TIC engine. It is available at 120/240 V, 120/208 V, 277/480 V and 347/600 V, 60 Hz and rated 150 A. It holds about 7 L (1.8 gal) of oil and 13.2 L (3.5 gal) of coolant. The set measures 1575×749×1156 mm (62.0×29.5×45.5 in) and weighs about 625 kg (1378 lb). The same 4H50TIC engine also powers generator sets from Hatz, Westquip Diesel Sales and aurora.

40 kW
Standby
2.2 L
Displacement
7.0 L
Oil capacity
0
Document types

Specifications

FuelDiesel
Frequency60.0 Hz
Standby power40 kW
Standby kVA40
Prime power36 kW
EmissionsTier 4 Final
ControllerDigital generator controller with user friendly display and auto start/stop functionality
Oil capacity7.0 L
AlternatorStamford/AvK 4 lead or 12 lead
Voltage options120/240 V, 120/208 V, 277/480 V, 347/600 V
Rated current[150, 125, 55, 43] A
Power factor['1.0', '0.8', '0.8', '0.8']
Dimensions (L×W×H)1575×749×1156 mm
Dry weight625 kg

Engine

Hatz 4H50TIC
Oil capacity7.0 L
Coolant capacity13.2 L
Displacement2.2 L
AspirationTurbocharged and Charge Air Cooled
Rated speed1800 rpm

Maintenance & consumables

for the Hatz 4H50TIC
ItemSpecCapacityPart #Interval
Air filter find
Fuel filter find
Oil filter find
Belt find
Coolant
Oil0.8500 hr

Common questions

What is the power rating of the Westquip WQ40T4?

The Westquip WQ40T4 is rated 40 kW standby (40.0 kVA).

What engine does the Westquip WQ40T4 use?

The Westquip WQ40T4 is powered by the Hatz 4H50TIC engine.

What fuel does the Westquip WQ40T4 use?

The Westquip WQ40T4 runs on Diesel.

What is the oil capacity of the Westquip WQ40T4?

The Hatz 4H50TIC engine in the Westquip WQ40T4 has an oil capacity of 7.0 liters.

What alternator does the Westquip WQ40T4 use?

The Westquip WQ40T4 uses a Stamford/AvK 4 lead or 12 lead alternator.

Parts

12
Part #DescriptionQtySystem
100-025-001Air Filter1Air filter eBay PartsGeek
100-030-001Oil Filter1Oil filter PartsGeek
100-045-001Fuel Filter1Fuel filter eBay PartsGeek
100-060-001Coolant Filter1Coolant filter eBay $45.11 PartsGeek
100-075-001Belt1Belt eBay PartsGeek
100-090-001Spark Plug2Spark plug eBay $300.00 PartsGeek
502 230 01Loctite Activator 500 ml500Service part / kit PartsGeek
502 234 00Loctite 648 10 ml10Service part / kit PartsGeek
502 825 01Silicon 30 ml30Service part / kit PartsGeek
502 830 02high-temperature paste 1000 g1000Service part / kit PartsGeek
700 189 18Loctite 243 50 ml50Service part / kit PartsGeek
700 218 15Silicon 300 ml300Service 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.

Fuel consumption

RatingLoadL/hgal/h
Standby25%2.76
Standby50%5.49
Standby75%8.25
Standby100%10.98

Available documents