HomeCaterpillarCaterpillar XQ175

Caterpillar XQ175 Generator Set

The Caterpillar XQ175 is a 175 kW (218.8 kVA) diesel standby generator set powered by a Caterpillar C6.6 engine. It is available at 208/120 V and 480/277 V, 3-phase, 60 Hz and rated 120 A. It holds about 16.5 L (4.4 gal) of oil and 21 L (5.5 gal) of coolant, with a maximum ambient rating of 43 °C. Starting uses 2 group-2 batteries rated 950 CCA at 12 V. The set produces 73 dBA at 7 m. An integrated tank holds 988 L (261.0 gal).

175 kW
Standby
6.6 L
Displacement
16.5 L
Oil capacity
2
Document types

How to read your Caterpillar serial & model number →

Typical fuel consumption for 175–180 kW Diesel generators →

Compare with other 175–180 kW Diesel generators →

Specifications

Fueldiesel
Frequency60.0 Hz
Standby power175 kW
Standby kVA218
Prime power158 kW
EmissionsEPA Tier 3
ControllerClass A1, Electronic governor compliant
Oil capacity16.5 L
AlternatorIC06
Voltage options208/120 V, 480/277 V
Phase3
Rated current120 A
Circuit breaker800 A
Battery group2
Battery cranking950 CCA
Battery voltage12 V
Battery quantity2
Coolant capacity21 L
Max ambient43 °C
Sound level73.0 dBA @ 7 m
Fuel tank988.0 L

Engine

Caterpillar C6.6
Oil capacity16.5 L
Coolant capacity21.0 L
Displacement6.6 L
AspirationNA
Rated speed2300 rpm

Maintenance & consumables

for the Caterpillar C6.6
ItemSpecCapacityPart #Interval
Air filter
Fuel filter
Oil filter
Battery×2
Belt
Coolant filter
Oil
Spark plug

Common questions

What size generator is the Caterpillar XQ175?

The Caterpillar XQ175 is rated 175 kW standby (218.8 kVA).

Which engine powers the Caterpillar XQ175?

The Caterpillar XQ175 is powered by the Caterpillar C6.6 engine.

What kind of fuel does the Caterpillar XQ175 run on?

The Caterpillar XQ175 runs on diesel.

How much oil does the Caterpillar XQ175 take?

The Caterpillar C6.6 engine in the Caterpillar XQ175 has an oil capacity of 16.5 liters.

What alternator does the Caterpillar XQ175 use?

The Caterpillar XQ175 uses a IC06 alternator.

Parts

18
Part #DescriptionQtySystem
JPR-HDS170PUMP ASSY1Pump Amazon eBay
S200-0369Maintenance-free battery, 1000 CCA (2)1Battery Amazon eBay
S200-0578Directional signals, front & rear1Light Amazon eBay
S200-0632Starting and charging system, 24V1Battery Amazon eBay
S200-0758Halogen work lights, front & rear1Light Amazon eBay
S200-0863Keyless ignition stop/start switch1Ignition Amazon eBay
S200-0957Roading lights1Light Amazon eBay
S200-1038Starting aid, thermal1Ignition Amazon eBay
S200-1156Keyless battery disconnect switch1Battery Amazon eBay
g01162916Engine Electronics - Grounding PracticesGrounding practices Amazon eBay
i02234878Electrical SystemElectrical system Amazon eBay
INT9-101FReplaces any core plugService part / kit Amazon eBay
INT9-102FReplaces any core plugService part / kit Amazon eBay
TPL-489-COPERATING & MAINTENANCE OF D175Service part / kit Amazon eBay
g01162918Illustration 16Service part / kit Amazon eBay
i01489970Generator Isolating for MaintenanceService part / kit Amazon eBay
i02328530Engine StoppingService part / kit Amazon eBay
i03991620Important Safety Information1Service part / kit Amazon eBay

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
Prime50%33.08.7
Prime75%40.510.7
Prime100%49.413.1
Standby50%34.49.1
Standby75%41.410.9
Standby100%52.713.9

Available documents

Reference — LEHX0001-03 (Caterpillar)Parts manual — LEXE7582-02 (Caterpillar)