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Caterpillar XQ35 Generator Set

The Caterpillar XQ35 is a 30 kW (37.5 kVA) Diesel standby generator set powered by a Caterpillar C2.2T engine. It is available at 480/277 V, 208/120 V and 240/120 V, 3-phase and 60 Hz. It holds about 10.6 L (2.8 gal) of oil and 9.9 L (2.6 gal) of coolant, with a maximum ambient rating of 43 °C. Starting uses 1 battery rated 880 CCA at 12 V. The set measures 2318×1050×1617 mm (91.3×41.3×63.7 in), weighs about 1003 kg (2211 lb) and produces 63 dBA at 7 m. An integrated tank holds 208 L (54.9 gal). The same C2.2T engine also powers generator sets from Atlas Copco.

30 kW
Standby
2.21 L
Displacement
10.6 L
Oil capacity
2
Document types

How to read your Caterpillar serial & model number →

Specifications

FuelDiesel
Frequency60.0 Hz
Standby power30 kW
Standby kVA37
Prime power27 kW
EmissionsTier 4 Final
ControllerDigital EMCP4.2B set mounted, EMCP 4.2B
Oil capacity10.6 L
AlternatorCaterpillar LC Series
Voltage options120 V, 600 V
Phase3-phase, single phase
Power factor0.8
Circuit breaker125 A
Battery cranking880 CCA
Battery voltage12V V
Battery quantity1
Coolant capacity9.9 L
Max ambient43 °C
Dimensions (L×W×H)2318×1050×1617 mm
Dry weight1003 kg
Sound level63.0 dBA @ 7 m
Fuel tank208.0 L

Engine

Caterpillar C2.2T
Oil capacity2.05 L
Coolant capacity2.6 L
Displacement2.21 L
AspirationTurbocharged
Rated speed2800 rpm

Maintenance & consumables

for the Caterpillar C2.2T
ItemSpecCapacityPart #Interval
Air filter13100300881000 hr PartsGeek
Fuel filterCartridge-type fuel filter with upstream pre-filter and water separator, Spin-on, full-flow lube oil filter, requires API CJ-4 lube oil.5541862200500 hr PartsGeek
Oil filterCartridge-type air filter with service indicator22015231000 hr PartsGeek kuduparts $18.00
BeltBelt1000 hr find
CoolantCoolant9.9 L
OilEngine oil10.6 L500 hr

Common questions

What is the power rating of the Caterpillar XQ35?

The Caterpillar XQ35 is rated 30 kW standby (37.5 kVA).

What engine does the Caterpillar XQ35 use?

The Caterpillar XQ35 is powered by the Caterpillar C2.2T engine.

What fuel does the Caterpillar XQ35 use?

The Caterpillar XQ35 runs on Diesel.

What is the oil capacity of the Caterpillar XQ35?

The Caterpillar C2.2T engine in the Caterpillar XQ35 has an oil capacity of 2.05 liters.

What alternator does the Caterpillar XQ35 use?

The Caterpillar XQ35 uses a Caterpillar LC Series alternator.

Parts

1
Part #DescriptionQtySystem
AEHQ5900-01Air Cleaner, Dual Element, Radial SealAir filter 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
Prime
Prime50%4.323.17
Prime70%
Prime75%6.845.12
Prime100%8.726.53
Standby
Standby50%4.613.42
Standby70%
Standby75%7.425.48
Standby100%9.867.35

Available documents

Spec sheet — XQ-Range-Flyer-1 (Caterpillar)Spec sheet — XQ35-CM20160127 (Caterpillar)Spec sheet — XQ35-Spec-Sheet (Caterpillar)Spec sheet — XQ35KVA 1 (Caterpillar)Reference — Caterpillar Gen Disc List RFP November 2022 (Caterpillar)Reference — caterpillargenerators-foley- (Caterpillar)

Other sets with this engine