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Caterpillar DE22E3 Generator Set

The Caterpillar DE22E3 is a 16 kW (20 kVA) Diesel standby generator set powered by a Caterpillar C2.2 engine. It is available at 415/240 V, 400/230 V, 380/220 V and 220/127 V, 3-phase, 50 Hz and rated 100 A. It holds about 8.9 L (2.4 gal) of oil and 19.6 L (5.2 gal) of coolant, with a maximum ambient rating of 50 °C. Starting uses 1 group-65 battery at 12 V. The set measures 1500×620×1115 mm (59.1×24.4×43.9 in), weighs about 447 kg (985 lb) and produces 20 dBA at 1 m. An integrated tank holds 66 L (17.4 gal), roughly 1.7 hours of runtime.

16 kW
Standby
2.2 L
Displacement
8.9 L
Oil capacity
1
Document types

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Typical fuel consumption for 15–20 kW Diesel generators →

Compare with other 15–20 kW Diesel generators →

Specifications

FuelDiesel
Frequency50.0 Hz
Standby power16 kW
Standby kVA20
EmissionsEU stage IIIA
ControllerEMCP 4.1
Oil capacity8.9 L
AlternatorLC1114M (2-pole, Class H insulation)
Voltage options415/240 V, 400/230 V, 380/220 V, 220/127 V
Phase3
Rated current100 A
Power factor0.8
Circuit breaker3 Pole MCB A
Battery group65
Battery voltage12 V
Battery quantity1
Coolant capacity19.6 L
Max ambient50 °C
Dimensions (L×W×H)1500×620×1115 mm
Dry weight447 kg
Fuel tank66.0 L
Tank runtime1.7 hr

Engine

Caterpillar C2.2
Oil capacity8.9 L
Coolant capacity19.6 L
Displacement2.2 L
AspirationNA, T
Rated speed1800 rpm

Filters for the Caterpillar C2.2

2

Engine-mounted filters the filter manufacturers list for this engine family. These come from the engine, not from this generator set’s own parts list, so confirm against your serial number before ordering.

SystemFilterDescriptionCross-references
Oil filterP502016Lube Filter, Spin-On Full FlowCATERPILLAR 2201523, NAPA 1348, NAPA 400068, NAPA 61348 KuduParts $11.00
Fuel / water separatorP551423Fuel Filter, Water Separator Spin-OnCATERPILLAR 1561200, NAPA 3531, NAPA 600091, NAPA 600092 KuduParts $18.00 FridayParts $20.00

Maintenance & consumables

for the Caterpillar C2.2
ItemSpecCapacityPart #Interval
Air filterReplaceable Element—100 hr
Fuel filterReplaceable Element—100 hr
Oil filterReplaceable Element—100 hr
BeltReplaceable Element—100 hr

Common questions

What is the power rating of the Caterpillar DE22E3?

The Caterpillar DE22E3 is rated 16 kW standby (20.0 kVA).

Which engine powers the Caterpillar DE22E3?

The Caterpillar DE22E3 is powered by the Caterpillar C2.2 engine.

What kind of fuel does the Caterpillar DE22E3 run on?

The Caterpillar DE22E3 runs on Diesel.

How much oil does the Caterpillar DE22E3 take?

The Caterpillar C2.2 engine in the Caterpillar DE22E3 has an oil capacity of 8.9 liters.

How much coolant does the Caterpillar DE22E3 hold?

The Caterpillar DE22E3 cooling system holds 19.6 liters (5.2 US gallons) for the radiator system including the engine, per the manufacturer specification sheet.

What is the dry weight of the Caterpillar DE22E3?

The Caterpillar DE22E3 has a dry weight of 447 kg (985 lb).

How big is the fuel tank on the Caterpillar DE22E3?

The Caterpillar DE22E3 has a 66 liter (17 US gallon) fuel tank, giving about 1.7 hours of runtime.

What voltage does the Caterpillar DE22E3 produce?

The Caterpillar DE22E3 is offered in 415/240 V, 400/230 V, 380/220 V, 220/127 V, 3-phase.

What size battery does the Caterpillar DE22E3 need?

The Caterpillar DE22E3 uses 1 battery, 12 V each, group 65, per the manufacturer specification sheet.

Which alternator is fitted to the Caterpillar DE22E3?

The Caterpillar DE22E3 uses a LC1114M alternator. It has 2 poles. Insulation class H.

Parts

24
Part #DescriptionQtySystem
033-7854Filter fuel1Fuel filter Amazon eBay $63.31 NAPA $19.86
035-8059Glow plugGlow plug eBay $23.22 FridayParts $13.25
150-4142Filter fuel1Fuel filter Amazon eBay $21.41 NAPA $18.19
155-8080Filter fuel1Fuel filter eBay
183-4320Lift/transfer pumpPump eBay $59.63 FridayParts $88.24
198-5314Air Primary2Air filter Amazon eBay $39.33 FridayParts $42.99 KuduParts $76.00
220-1523Engine Oil1Oil filter Amazon Amazon eBay $21.56 eBay $21.56 NAPA $9.09 KuduParts $18.00 FridayParts $19.95
244-0514Air filter1Air filter Amazon eBay $50.00
246-5011Air Filter2Air filter Amazon eBay $25.00 FridayParts $24.99
247-1378Air filter4Air filter Amazon eBay
247-1380Air Filter1Air filter Amazon eBay $33.95 NAPA $119.74
249-5541ThermostatThermostat eBay $20.00 FridayParts $19.99
251-7660ThermostatThermostat eBay $25.31
252-1466Fuel injectorInjector eBay $59.49 FridayParts $120.00
263-1285Air filter1Air filter Amazon eBay
266-2793Air Filter1Air filter Amazon eBay $35.51
276-1804Fuel1Fuel filter Amazon eBay $49.99 KuduParts $12.00
276-1806Fuel Filter1Fuel filter Amazon eBay $19.79
308-7298Filter water separator1Fuel filter Amazon eBay $26.85 FridayParts $34.68 KuduParts $41.00
KM-BD-909035Hydraulic Track Adjuster Seal KitSeal Amazon eBay
1540867Connecting rodService part / kit Amazon eBay $87.00 FridayParts $90.83
1566980Connecting rodService part / kit Amazon eBay $45.71 FridayParts $75.99
877201-4Ignition kitService part / kit Amazon eBay
M0064264-06Fuel Injection Lines - Install1Service 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%3.10.8
Prime75%4.51.2
Prime100%5.81.5
Standby50%3.91.0
Standby75%5.31.4
Standby100%6.51.7

Available documents

Spec sheet — DE22E3 (Caterpillar)Spec sheet — Electric power ratings guide (Caterpillar)Reference — CM20180319-16263-55470 (Caterpillar)Reference — LEXE7582-07 El.Power Ratings Guide (Caterpillar)Reference — Pon-Cat-electric-power-ratings-guide-2023 (Caterpillar)Reference — electric power ratings guide 2016 (Caterpillar)

This page was generated from the 6 manufacturer documents above by automated extraction; every figure shown is copied from one of them. How the data is compiled.