HomeCaterpillarCaterpillar D175

Caterpillar D175 Generator Set

The Caterpillar D175 is a 175 kW (218.8 kVA) diesel standby generator set powered by a Caterpillar C6.6 engine. It is available at 277/480 V, 266/460 V, 127/220 V, 120/240 V, 120/208 V and 347/600 V, 3-phase, 60 Hz and rated 100 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 50 °C. Starting uses 1 group-Not specified battery at 12 V. The set measures 2770×990×1628 mm (109.1×39.0×64.1 in), weighs about 1604 kg (3536 lb) and produces 100.6 dBA at 1 m. An integrated tank holds 12 L (3.2 gal), roughly Not specified hours of runtime.

175 kW
Standby
6.6 L
Displacement
16.5 L
Oil capacity
3
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 →

Service parts for the D175

Grouped by system, with how many of each the parts manual calls for.

Fuel system

1 required
1466695Fuel filter (primary)$35.86eBay

Prices captured from merchant listings; some links are affiliate links. Confirm against your serial number before ordering.

Specifications

Fueldiesel
Frequency60.0 Hz
Standby power175 kW
Standby kVA218
Prime power158 kW
EmissionsEPA Tier 3
ControllerEMCP 3.1, EMCP 4
Oil capacity16.5 L
AlternatorC6.6 ACERT
Voltage options277/480 V, 266/460 V, 127/220 V, 120/240 V, 120/208 V, 347/600 V
Phase3
Rated current100 A
Power factor0.8
Circuit breaker100 A
Battery groupNot specified
Battery voltage12 V
Battery quantity1
Coolant capacity21.0 L
Max ambient50 °C
Dimensions (L×W×H)2770×990×1628 mm
Dry weight1604 kg
Sound level100.6 dBA @ 1 m
Fuel tank12.0 L
Tank runtimeNot specified hr

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 filterAir filter with monitoring system
Fuel filter
Fuel filterCat high efficiency fuel filters with Stay-Clean Valve, primary and secondary filters in engine compartment1466695 Amazon eBay $35.86 FridayParts $33.99
Oil filterCaterpillar air filter for engine compartment
Battery×2
Belt
CoolantExtended Life Coolant or conventional heavy-duty coolant
Coolant filter50% coolant antifreeze with corrosion inhibitor
Oil
Spark plug

Compatible filters for the Caterpillar C6.6 — cross-referenced via Donaldson. Options to verify against your serial number, not confirmed for this exact unit.

  • Air filter: Caterpillar 2525001 Caterpillar 2525002 Caterpillar 1282686 Caterpillar 6I2502 Caterpillar 2567902
  • Oil filter: Caterpillar 4621171 Caterpillar IR1807 Caterpillar 3890434 Donaldson P550920 Donaldson P551807

Common questions

What is the power rating of the Caterpillar D175?

The Caterpillar D175 is rated 175 kW standby (218.8 kVA).

Which engine powers the Caterpillar D175?

The Caterpillar D175 is powered by the Caterpillar C6.6 engine.

What kind of fuel does the Caterpillar D175 run on?

The Caterpillar D175 runs on diesel.

What's the oil capacity on a Caterpillar D175?

The Caterpillar C6.6 engine in the Caterpillar D175 has an oil capacity of 16.5 liters.

What alternator does the Caterpillar D175 use?

The Caterpillar D175 uses a C6.6 ACERT alternator.

What oil filter does the Caterpillar D175 use?

The Caterpillar D175 uses oil filter part numbers CATERPILLAR 4621171, CATERPILLAR IR1807.

Which fuel filter part number does the Caterpillar D175 take?

The Caterpillar D175 uses fuel filter part number 1466695.

Which air filter part number does the Caterpillar D175 take?

The Caterpillar D175 uses air filter part numbers CATERPILLAR 2525001, CATERPILLAR 2525002.

Parts

20
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
AEHQ5826-01Replaces AEHQ5826-01Service part / kit Amazon eBay
INT9-101FReplaces any core plugService part / kit Amazon eBay
INT9-102FReplaces any core plugService part / kit Amazon eBay
PA50Winch Model PA501Service 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
Prime27.87.3
Prime50%33.38.8
Prime75%41.210.9
Prime100%50.213.3
Standby50%34.79.2
Standby75%43.711.5
Standby100%53.814.2

Available documents

Spec sheet — LEHE6275-05(P2) (Caterpillar)Reference — CAT-D175-2-CAT-C6.6 (Caterpillar)Parts manual — LEXE7582-02 (Caterpillar)
Full service, cheapest listings

Priced items from this model's own parts manual.

Fuel filter (primary) 1466695$35.86
1 priced item$35.86