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Home›Cummins/Onan›Cummins/Onan C1400 N5C

Cummins/Onan C1400 N5C Generator Set

The Cummins/Onan C1400 N5C is a 1400 kW (1442 kVA) Natural gas MI 60 + standby generator set powered by a Cummins/Onan QSK60G engine. It is available at 380 V and 440 V, 3-phase and 50 Hz. It holds about 380 L (100.4 gal) of oil and 181 L (47.8 gal) of coolant, with a maximum ambient rating of 60 °C. The set measures 5.12×2.23×2.77 mm (0.2×0.1×0.1 in) and weighs about 15450 kg (34061 lb). The same QSK60G engine also powers generator sets from International.

1400 kW
Standby
60.0 L
Displacement
380.0 L
Oil capacity
4
Document types

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

Specifications

FuelNatural gas MI 60 +
Frequency50.0 Hz
Standby power1400 kW
Prime power1400 kW
ControllerPCC3.3 (PowerCommand), PowerCommand 3.3
Oil capacity380.0 L
AlternatorCummins/Onan QSV91G
Voltage options380 V, 440 V
PhaseSingle phase,Wye, 3 Phase
Power factor1.0
Coolant capacity181 L
Max ambient60 °C
Dimensions (L×W×H)5×2×2 mm
Dry weight15450 kg

Engine

Cummins/Onan QSK60G
Oil capacity380.0 L
Coolant capacity181.0 L
Displacement60.0 L
AspirationTurbocharged (1)
Rated speed1500 rpm

Maintenance & consumables

for the Cummins/Onan QSK60G
ItemSpecCapacityPart #Interval
Air filterCummins InPower PC-based service tool—1000 hr find
Fuel filterCummins InPower PC-based service tool—1680 hr find
Oil filterCummins OE filterF60-1500240 hr PartsGeek
BeltCummins OE beltB60-15003360 hr PartsGeek
CoolantCummins InPower PC-based service tool4000.0—7304 hr
Coolant filter— find
OilCummins InPower PC-based service tool297.0—500 hr

Common questions

What is the power rating of the Cummins/Onan C1400 N5C?

The Cummins/Onan C1400 N5C is rated 1400 kW standby.

What engine does the Cummins/Onan C1400 N5C use?

The Cummins/Onan C1400 N5C is powered by the Cummins/Onan QSK60G engine.

What fuel does the Cummins/Onan C1400 N5C use?

The Cummins/Onan C1400 N5C runs on Natural gas MI 60 +.

What is the oil capacity of the Cummins/Onan C1400 N5C?

The Cummins/Onan QSK60G engine in the Cummins/Onan C1400 N5C has an oil capacity of 380.0 liters.

What alternator does the Cummins/Onan C1400 N5C use?

The Cummins/Onan C1400 N5C uses a Cummins/Onan QSV91G alternator.

Parts

130
Part #DescriptionQtySystem
128-0108Insulation, Hose – Bulk (Order By The Foot – 12 Feet Required)Hose PartsGeek
130-3684Gasket6Gasket PartsGeek
130-4546Bracket, Mounting – Coolant Heater2Fluid PartsGeek
130-4552Cover, Coolant Heater2Fluid PartsGeek
130-4885Radiator (Includes Jacketwater, Aftercooler, Cap, Overflow Hose and Sight Gauge Sevice Parts) 130–35881Hose PartsGeek
130-5099Gasket8Gasket PartsGeek
130-6405Gasket, Radiator3Gasket PartsGeek FridayParts $42.50
130-7145Gasket, Radiator3Gasket PartsGeek
130-7232Gasket, Radiator (4")1Gasket PartsGeek
130-7293Gasket, Radiator (65NB)1Gasket PartsGeek
132-0475Pump, Water (Remote)1Pump PartsGeek
140-3813Element, Air Cleaner Primary4Air filter PartsGeek
140-3814Element, Safety (Air Cleaner)4Air filter PartsGeek
140-3815Cleaner, Air (Dust Ejector)4Air filter PartsGeek
154-3182Gasket, Flange (Fuel Line)1Gasket PartsGeek
155-3704Gasket, Exhaust (10" BS Flange)1Gasket PartsGeek
155-4109Gasket, Flange3Gasket PartsGeek
155-4601Gasket, Exhaust1Gasket PartsGeek
155-4735Gasket, Exhaust (10" ANSI Flange)1Gasket PartsGeek
186-6093Seal, Valve StemSeal PartsGeek
186-6109Gasket, Cylinder Head1Gasket PartsGeek FridayParts $22.00
186-6112Gasket, Cylinder Head1Gasket PartsGeek FridayParts $32.00
186-6436Gasket, Cylinder Head1Gasket PartsGeek
193-0486Sender, Low Coolant Level1Sensor PartsGeek
309-0649Thermostat (Opens at 110 Deg F, Closes at 130 Deg F) (Includes Connector Socket) (S11)1Thermostat PartsGeek
319-3950Gasket, Operator Panel1Gasket PartsGeek
319-3951Gasket, Switch Panel1Gasket PartsGeek
323-1445* Seal, Cable (Used With Station 17)2Seal PartsGeek
323-1708* Seal, Cable (Used With Station 20)4Seal PartsGeek
330-0141-04Gasket, Cover1Gasket PartsGeek
338-3335-01Harness, Wiring – AC – Coolant Heater (From Coolant Heater Bottom To Coolant Heater Control Box) (Includes Conduit Connectors) (30”)1Fluid PartsGeek
338-3335-09Harness, Wiring – AC – Coolant Heater (From Coolant Heater Bottom To Coolant Heater Control Box) (Includes Conduit Connectors) (108”)1Fluid PartsGeek
338-3831Harness, Wiring – DC – Engine Heater (From Coolant Heater Control Box To Engine And Main Engine Harness) (Includes Parts Marked *)1Fluid PartsGeek
338-3832Harness, Wiring – Low Coolant Level Sender (4 Wire, 169”) (Includes Parts Marked *)1Sensor PartsGeek
501-0838Line, Fuel (DN80 Gas 500mm)1Hose PartsGeek
502-0656Adapter, Male (1–5/16–12 Tubing to 1” Pipe)2Hose PartsGeek
502-0827Fitting, Hose – Barbed (1/2” ID Pipe to 3/4” ID Hose)2Hose PartsGeek
502-0836Fitting, Brass – Hose – Barbed (3/4” Pipe to 3/4” Hose)1Hose PartsGeek
502-1257Connector, Hose – Barbed (Fits 3/4” ID Hose)2Hose PartsGeek
503-0189Clamp, Hose1Hose PartsGeek
503-0249Hose, Oil Drain – Bulk (3/4” ID) (Order By The Foot – 3 Feet Required)Hose PartsGeek
503-1136Clamp, Hose16Hose PartsGeek
503-1418Hose, Rubber – Bulk (1/4” ID) (Order By The Foot – 11 Feet Required)Hose PartsGeek
503-1634-01Hose, Rubber (3/4” ID x 4”)8Hose PartsGeek
503-1726Hose (5” ID x 6”)1Hose PartsGeek
503-1727Hose, Radiator (3” ID x 10”)2Hose PartsGeek
503-1728Hose (3” ID x 5–1/2”)1Hose PartsGeek
503-1745Hose – Bulk – Front Grease Fitting (Order By The Foot – 2 Feet Required)Hose PartsGeek
503-1863Hose, Radiator (1–1/2” ID x 4”)6Hose PartsGeek
503-1872-01Clamp, Hose8Hose PartsGeek
503-1872-05Clamp, Hose (3” ID)2Hose PartsGeek
503-1872-09Clamp, Hose (5” ID)2Hose PartsGeek
503-2129-05Line, Vent – Flexible – With One Male Pipe Swivel and One Female Pipe Swivel With O–Ring Face Seal (1/4” ID x 94–1/2”) Right Side1Seal PartsGeek
503-2204-06Hose, Steam (19mm x 300)1Hose PartsGeek
503-2204-07Hose, Steam (19mm x 800)1Hose PartsGeek
503-2204-08Hose, Steam (19mm x 1000)1Hose PartsGeek
503-2204-09Hose, Steam (19mm x 1700)1Hose PartsGeek
503-2518Hose, Vent1Hose PartsGeek
504-0262Valve, Solenoid1Sensor PartsGeek
505-1429Nipple, Pipe – Combination (1–1/2” Pipe to 1–1/2” Hose)2Hose PartsGeek
505-2086Nipple, Pipe (3/4)2Hose PartsGeek
505-2098Nipple, Pipe (1/2)2Hose PartsGeek
509-0283-01Seal1Seal PartsGeek
509-0478Seal - O Ring2Seal PartsGeek
511-0161-17Belt, V Ribbed1Belt PartsGeek
518-0548-24Clamp, Hose2Hose PartsGeek
518-0548-25Clamp, Hose (3/8” ID)2Hose PartsGeek
A054B161Schematic DiagramSchematic diagram PartsGeek
FS1006Fuel/Water Separator3Fuel filter Amazon eBay $39.99 PartsGeek
LF9050Lube, Combination4Oil filter Amazon eBay $49.99 PartsGeek
M-3331970Spacer Gasket for QSK45 and QSK60 Engine applicationsSpacer gasket PartsGeek
M-4089203Juego Turbo e Interenfriador N. ° de Pieza1Turbocharger PartsGeek
M-4089233Juego Turbo e Interenfriador N. ° de Pieza1Turbocharger PartsGeek
M-4089307Lower Pump Set1Pump PartsGeek
QSK60Gas engineEngine PartsGeek atldiesel $2.33
0130-5997-05Cummins Part No. 312/212, 37564; Cummins Part No. 312/212, 37604; Cummins Part No. 212, 37558; Cummins Part No. 212, 37614; Cummins Part No. 212, 37627; Cummins Part No. 313/312, 0179-2921; Cummins Part No. 313/312, 0179-2988; Cummins Part No. 312, 0179-3291; Cummins Part No. 312/212, 130-5791; Cummins Part No. 312/212, 37644; Cummins Part No. 312/212, 37624; Cummins Part No. 312/212, 37625; Cummins Part No. 212, 37648; Cummins Part No. 212, 37643; Cummins Part No. 212, 37678; Cummins Part No. 212, 37665; Cummins Part No. 312/212, 37676; Cummins Part No. 312/212, 37610; Cummins Part No. 313/212, 37642Service part / kit PartsGeek
0179-2862Nema 284T frame has the following arrangement: 6311 C3 / 18gram Polyrex – EM /20,000h6Service part / kit PartsGeek
0179-3291Nema 284T frame has the following arrangement: 6311 C3 / 11gram Polyrex – EM /20,000h8Service part / kit PartsGeek
130-5077-02Tube, Heater1Service part / kit PartsGeek
130-5078-02Tube, Heater1Service part / kit PartsGeek
130-5079-02Tube, Heater1Service part / kit PartsGeek
130-5080-02Tube, Heater1Service part / kit PartsGeek
130-5089-02Tube, Heater1Service part / kit PartsGeek
155-4734Flange, Exhaust (10" ANSI Flange)1Service part / kit PartsGeek
155-4736Flange, Exhaust (10" BS Flange)1Service part / kit PartsGeek
186-6087Valve, ExhaustService part / kit PartsGeek
186-6088Plate, Valve SpringService part / kit PartsGeek
186-6089Spring, ValveService part / kit PartsGeek
186-6090Carrier, Valve SpringService part / kit PartsGeek
186-6091Cotter, ValveService part / kit PartsGeek
186-6092Guide, ValveService part / kit PartsGeek
186-6758Valve, InletService part / kit PartsGeek
186-7004Insert, Inlet ValveService part / kit PartsGeek
186-7005Insert, Exhaust ValveService part / kit PartsGeek
186-7013Head Assy, Cylinder1Service part / kit PartsGeek
186-7014Head Assy, Cylinder1Service part / kit PartsGeek
186-7015Head Assy, Cylinder1Service part / kit PartsGeek
323-1491* Pin, Contact (Used With Inline G)4Service part / kit PartsGeek
323-1492* Socket, Contact (Used In Stations 18, 19)4Service part / kit PartsGeek
323-1688* Socket, Contact (Used In P1)6Service part / kit PartsGeek
323-1718* Pin, Contact (Used In Station 17)2Service part / kit PartsGeek
333-0634-02Heater, Coolant - 6420 Watt2Service part / kit PartsGeek
4-2002PowerCommand Control1Service part / kit PartsGeek
504-0215Valve, Check (1/4)1Service part / kit PartsGeek
504-0239Valve, Ball (3/4)1Service part / kit PartsGeek
504-0247Valve, Ball (1/2)2Service part / kit PartsGeek
504-0294Valve, Ball (3 Way 2" DN80) - ANSI Flanges1Service part / kit PartsGeek
504-0295Valve, Ball (3 Way 3" DN80) - ANSI Flanges1Service part / kit PartsGeek
504-0301Valve, Ball (3 Way 2" DN80) - BS Flanges1Service part / kit PartsGeek
504-0302Valve, Ball (3 Way 3" DN80) - BS Flanges1Service part / kit PartsGeek
898-1254-25Sleeving – Heater Leads (59”)1Service part / kit PartsGeek
960-0161Service part / kit PartsGeek
A056A610RECOMMENDED SPARES LIST (RSL) FOR DQKAD GENERATOR SETS1Service part / kit PartsGeek
A056A611RECOMMENDED SPARES LIST (RSL) FOR DQKAE GENERATOR SETS1Service part / kit PartsGeek
A056A612RECOMMENDED SPARES LIST (RSL) FOR DQKAF GENERATOR SETS1Service part / kit PartsGeek
A056F840Recommended Spares List (RSL) for DQKAN Generator SetsService part / kit PartsGeek
M-4089083Single Cylinder HeadARService part / kit PartsGeek
M-4089200Quadrant Head Set4Service part / kit PartsGeek
M-4089201Juego Posenfriador Cuadrante N. ° de Pieza4Service part / kit PartsGeek
M-4089202Cooling System Set1Service part / kit PartsGeek
M-4089231Juego de Junta Modul. N. ° de Pieza4Service part / kit PartsGeek
M-4089232Quadrant Aftercooler Set4Service part / kit PartsGeek
M-4089308Lower Fuel Set1Service part / kit PartsGeek
M-4089508Juego de Junta Modul. N. ° de Pieza4Service part / kit PartsGeek
M-4089509Juego Sistema Enfriamiento N. ° de Pieza1Service part / kit PartsGeek
M-4089874Juego Bloque Inferior N. ° de Pieza1Service part / kit PartsGeek
M-4955369Juego Posenfriador Cuadrante N. ° de Pieza4Service part / kit PartsGeek
M-4955370Quadrant Head Set4Service part / kit PartsGeek
M-4956000Culata Cilindro Simple N. ° de Pieza AR1Service part / kit PartsGeek
QSK60GHigh-efficiency natural gas generator set including additional ancillary items, acoustic enclosure, installation and commissioningService part / kit PartsGeek yemparts $753.95

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%1867.06.38
Prime75%2653.09.06
Prime90%3133.010.7
Prime100%3444.011.76

Available documents

Spec sheet — 0059494Spec sheet — C1400N5C - NAD-5478-EN (Cummins/Onan)Spec sheet — international-50-model-range-2025Spec sheet — s-1552 (Cummins/Onan)Reference — 0056756Parts manual — Generator-Sets-with-QSK60-G-Engine-with-PowerCommand-3.3-Control-Parts-Manual-A029C810-I10-5-2020 (Cummins/Onan)Service manual — C1250N6-Generator-Set-with-PowerCommand-3300-Control-Installation-Manual-A029R140-I9-5-2020 (Cummins/Onan)

Other sets with this engine

Cummins/Onan C1000 N6Cummins/Onan C1000N6Cummins/Onan C1100 N6CCummins/Onan C1160 N5CCummins/Onan C1200 N5CCummins/Onan C1250 N6Cummins/Onan C1300N6Cummins/Onan C1350 N6Cummins/Onan C1400 N6CCummins/Onan C1540N5CCummins/Onan C995 N5C