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Cummins/Onan C175 D6 Generator Set

The Cummins/Onan C175 D6 is a 175 kW (219 kVA) Diesel standby generator set powered by a Cummins/Onan QSB7-G5 engine. It is available at 254/440 V, 240/416 V, 230/400 V, 220/380 V, 127/220 V, 115/200 V, 110/190 V and 277/480 V, single-phase and 60 Hz. It holds about 17.4 L (4.6 gal) of oil and 22 L (5.8 gal) of coolant, with a maximum ambient rating of 50 °C. Starting uses 2 group-2 batteries rated 850 CCA at 12 V. The set measures 2746×1100×1646 mm (108.1×43.3×64.8 in), weighs about 1600 kg (3527 lb) and produces 1 dBA.

175 kW
Standby
6.69 L
Displacement
17.4 L
Oil capacity
3
Document types

How to read your Cummins/Onan serial & model number →

Typical fuel consumption for 175–180 kW Diesel generators →

Compare with other 175–180 kW Diesel generators →

Service parts for the C175 D6

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

Air intake

1 required

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 kVA219
Prime power158 kW
EmissionsEPA Tier 3
Controller2.3, PowerCommand, PowerCommand 1.1
Oil capacity17.4 L
AlternatorN/A (2-pole)
Voltage options120/240 V, 120/208 V, 277/480 V, 347/600 V, 127/220 V
Phase1 / 3
Battery group2 x 850 amps
Battery cranking850 CCA
Battery voltage12 V
Battery quantity2
Max ambient50 °C
Dimensions (L×W×H)2746×1100×1646 mm
Dry weight175 kg
Wet weight1470 kg

Engine

Cummins/Onan QSB7-G5
Oil capacity17.4 L
Coolant capacity22.0 L
Displacement6.69 L
AspirationTurbocharged and charge air cooled
Rated speed1800 rpm

Filters for the Cummins/Onan QSB7-G5

1

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 filterP550428Lube Filter, Spin-On Full FlowCUMMINS 3937144, CUMMINS 3937736, NAPA 7182, TEREX 0704970120 KuduParts $61.00 FridayParts $62.99

Maintenance & consumables

for the Cummins/Onan QSB7-G5
ItemSpecCapacityPart #Interval
Air filterFilter, Air − Normal DutyA047M180 Amazon eBay $248.27
Fuel filterStrata pore fuel filter—500 hr
Oil filterStrata pore lube oil filter—1000 hr
Battery100 AH—
Belt—1000 hr
Coolant-45—
Oil18.9—
Spark plug—500 hr

Service specifications

8
TypeItemValueUnitCondition
OtherAC waveform Total Harmonic Distortion (THDV)< 5% no load to full linear load, < 3% for any single harmonic%
OtherFrequency regulationIsochronous
OtherGovernor regulation classISO8528 Part 1 Class G3
OtherRandom frequency variation± 0.50%
OtherTelephone Harmonic Factor (THF)< 3%
OtherTelephone Influence Factor (TIF)< 50per NEMA MG1-22.43
VoltageRandom voltage variation± 1.0%
VoltageVoltage regulation, no load to full load± 1.0%no load to full load

Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.

Common questions

How many kW is the Cummins/Onan C175 D6?

The Cummins/Onan C175 D6 is rated 175 kW standby (219.0 kVA).

Which engine powers the Cummins/Onan C175 D6?

The Cummins/Onan C175 D6 is powered by the Cummins/Onan QSB7-G5 engine.

What fuel does the Cummins/Onan C175 D6 use?

The Cummins/Onan C175 D6 runs on Diesel.

What is the oil capacity of the Cummins/Onan C175 D6?

The Cummins/Onan QSB7-G5 engine in the Cummins/Onan C175 D6 has an oil capacity of 17.4 liters.

How much coolant does the Cummins/Onan C175 D6 hold?

The Cummins/Onan C175 D6 cooling system holds 22 liters (5.8 US gallons) for the engine, per the manufacturer specification sheet.

What is the prime power rating of the Cummins/Onan C175 D6?

The Cummins/Onan C175 D6 is rated 158 kW prime (197 kVA), against 175 kW standby.

What is the dry weight of the Cummins/Onan C175 D6?

The Cummins/Onan C175 D6 has a dry weight of 175 kg (385 lb).

What voltages is the Cummins/Onan C175 D6 available in?

The Cummins/Onan C175 D6 is offered in 120/240 V, 120/208 V, 277/480 V, 347/600 V, 127/220 V, 1 / 3-phase.

What size battery does the Cummins/Onan C175 D6 need?

The Cummins/Onan C175 D6 uses 2 batteryies, 12 V each, 850 CCA, group 2 x 850 amps, per the manufacturer specification sheet.

What alternator does the Cummins/Onan C175 D6 use?

The Cummins/Onan C175 D6 uses a N/A alternator. It has 2 poles.

Which air filter part number does the Cummins/Onan C175 D6 take?

The Cummins/Onan C175 D6 uses air filter part number A047M180.

Parts

7
Part #DescriptionQtySystem
4915973Alternator ManualAlternator Amazon eBay
A047M180Filter, Air − Normal Duty1Air filter Amazon eBay $248.27
A054E584Filter, Air − Heavy Duty1Air filter Amazon eBay
A055Z870Filter, Air − Replacement − Heavy Duty1Air filter Amazon eBay $251.32
X-577-34Hose 24"1Hose Amazon eBay
X-577-39Hose 4"1Hose Amazon eBay
X-577-43Hose 50"1Hose 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.

Available documents

Spec sheet — APS-5945-EN (Cummins/Onan)Spec sheet — Cummins-C150D6D-Data-sheet (Cummins/Onan)Spec sheet — NAS-6370-EN (Cummins/Onan)Spec sheet — SS22-CPGK (Cummins/Onan)Spec sheet — cummins ag diesel spec sheet (Cummins/Onan)Spec sheet — eds-3045 (Cummins/Onan)Parts manual — C175D6D Parts Manual (Cummins/Onan)Service manual — 908-0615 Cummins QSB7-G5 Engine Installation Manual (12-2009) (Cummins/Onan)Service manual — 908-0617 Cummins QSB7-G5 3.3 Engine Installation Manual (12-2009) (Cummins/Onan)

This page was generated from the 9 manufacturer documents above by automated extraction; every figure shown is copied from one of them. How the data is compiled.

Full service, cheapest listings

Priced items from this model's own parts manual.

Air filter A047M180$248.27
1 priced item$248.27