Specifications
| Fuel | Diesel |
|---|---|
| Frequency | 60.0 Hz |
| Standby power | 500 kW |
| Standby kVA | 625 |
| Emissions | Tier 2 |
| Controller | EMCP 3.1 |
| Oil capacity | 20.8 L |
| Alternator | CDVR |
| Voltage options | 480 V, 600 V, 400 V |
| Phase | 3-phase |
| Rated current | 300 A |
| Power factor | 0.8 |
| Circuit breaker | 300 A |
| Battery group | Not specified |
| Battery voltage | 24 V |
| Battery quantity | 1 |
| Coolant capacity | 61 L |
| Max ambient | 52 °C |
| Dimensions (L×W×H) | 3632×1524×2115 mm |
| Dry weight | 5032 kg |
| Tank runtime | Not specified hr |
Engine
| Oil capacity | 20.8 L |
|---|---|
| Coolant capacity | 20.8 L |
| Displacement | 18.1 L |
| Aspiration | ATAAC |
| Rated speed | 1800 rpm |
Filters for the Caterpillar C18
5Engine-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.
| System | Filter | Description | Cross-references | |
|---|---|---|---|---|
| Oil filter | P551808 | Lube Filter, Spin-On Full Flow | CATERPILLAR 1R1808, CATERPILLAR 1R808, NAPA 7792, BALDWIN B7299 | KuduParts $80.00 |
| Oil filter | P554005 | Lube Filter, Spin-On Full Flow | CATERPILLAR 1R0716, CATERPILLAR 1W2660, NAPA 1792, BALDWIN BF46150-O | FridayParts $41.73 |
| Fuel filter | P551311 | Fuel Filter, Spin-On Secondary | CATERPILLAR 1R0749, CATERPILLAR 3089679, BALDWIN BF7587, TAMROCK 019854051 | KuduParts $147.00 FridayParts $151.84 |
| Fuel filter | P551319 | Fuel Filter, Spin-On | BALDWIN BF7587, TAMROCK 019854051, LOESING 025133, WIRTGEN 119391 | KuduParts $147.00 FridayParts $151.84 |
Listed for this engine in only one kind of machine, so they may depend on how the engine was installed:
| System | Filter | Description | Cross-references | |
|---|---|---|---|---|
| Fuel / water separator | P551122 | Fuel Filter, Water Separator Spin-On Twist&Drain | BALDWIN BF1233, HYUNDAI 11NA70010, TEREX 15500391, INGERSOLL RAND 22177711 | buy |
Maintenance & consumables
for the Caterpillar C18| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | Dual element air cleaner | — | 200 hr | ||
| Fuel filter | Primary fuel filter with integral water separator, Secondary fuel filters | — | 200 hr | ||
| Oil filter | Lubricating oil and filter | — | 200 hr | ||
| Battery | Batteries with rack and cables | — | 200 hr | ||
| Belt | Fan and belt guards, Belt | — | 200 hr | ||
| Coolant | Caterpillar Extended Life Coolant | 3000.0 l | — | ||
| Coolant filter | — | ||||
| Oil | Lubricating oil and filter | 20.8 l | — | ||
| Spark plug | Spark Plug | — |
Common questions
How many kW is the Caterpillar C18 Diesel Oilfield Generator Set?
The Caterpillar C18 Diesel Oilfield Generator Set is rated 500 kW standby (625.0 kVA).
What engine does the Caterpillar C18 Diesel Oilfield Generator Set use?
The Caterpillar C18 Diesel Oilfield Generator Set is powered by the Caterpillar C18 engine.
Is the Caterpillar C18 Diesel Oilfield Generator Set diesel or gas?
The Caterpillar C18 Diesel Oilfield Generator Set runs on Diesel.
How much oil does the Caterpillar C18 Diesel Oilfield Generator Set take?
The Caterpillar C18 engine in the Caterpillar C18 Diesel Oilfield Generator Set has an oil capacity of 20.8 liters.
What is the cooling system capacity of the Caterpillar C18 Diesel Oilfield Generator Set?
The Caterpillar C18 Diesel Oilfield Generator Set cooling system holds 61 liters (16.1 US gallons) for the radiator system including the engine, per the manufacturer specification sheet.
How much does the Caterpillar C18 Diesel Oilfield Generator Set weigh?
The Caterpillar C18 Diesel Oilfield Generator Set has a dry weight of 5032 kg (11094 lb).
What voltage does the Caterpillar C18 Diesel Oilfield Generator Set produce?
The Caterpillar C18 Diesel Oilfield Generator Set is offered in 480 V, 600 V, 400 V, 3-phase-phase.
How many cold cranking amps does the Caterpillar C18 Diesel Oilfield Generator Set require?
The Caterpillar C18 Diesel Oilfield Generator Set uses 1 battery, 24 V each, group Not specified, per the manufacturer specification sheet.
Which alternator is fitted to the Caterpillar C18 Diesel Oilfield Generator Set?
The Caterpillar C18 Diesel Oilfield Generator Set uses a CDVR alternator.
Parts
103| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 102-2828 | Filter oil | 1 | Oil filter | eBay $15.00 |
| 106-3973 | Air filter inner | 1 | Air filter | Amazon eBay $79.98 eBay $39.31 NAPA $116.29 FridayParts $62.16 |
| 118-2018 | V-belt | 1 | Belt | eBay $74.43 FridayParts $21.56 |
| 126-1815 | Hydraulic - UHE | 1 | Hydraulic filter | eBay $109.00 FridayParts $77.99 |
| 133-5673 | Fuel/Water Separator | 1 | Fuel filter | Amazon eBay $19.99 eBay $19.99 NAPA $70.35 KuduParts $19.00 FridayParts $20.99 |
| 138-6744 | Water pump repair kit | 1 | Pump | eBay $179.99 |
| 142-5867 | Front seal | Seal | eBay $41.66 FridayParts $39.38 | |
| 142-5868 | Rear seal | Seal | eBay $45.71 FridayParts $26.95 | |
| 144-6691 | Hydraulic | 1 | Hydraulic filter | eBay $25.95 |
| 151-7737 | Air Primary | 1 | Air filter | eBay $100.00 FridayParts $88.99 |
| 161-4113 | Oil pump | Pump | eBay $1200.00 NAPA $726.04 FridayParts $510.00 | |
| 189-0202 | Air Secondary | 1 | Air filter | eBay $60.00 FridayParts $79.99 |
| 1R-0716 | Engine Oil | 1 | Oil filter | Amazon eBay $44.90 eBay $44.90 NAPA $33.79 NAPA $33.79 KuduParts $80.00 FridayParts $81.99 |
| 1R-0749 | Fuel Secondary - ADV | 1 | Fuel filter | Amazon Amazon eBay $135.88 eBay $135.88 NAPA $28.51 NAPA $28.51 KuduParts $17.00 FridayParts $47.50 |
| 1R-0762 | Fuel Secondary - ADV | 2 | Fuel filter | Amazon eBay $33.99 eBay $34.95 NAPA $43.65 FridayParts $30.63 |
| 1R-0770 | Fuel/Water Separator | 1 | Fuel filter | eBay $38.77 NAPA $57.83 KuduParts $22.00 FridayParts $24.00 SinoCMP $65.00 |
| 1R-0781 | Fuel/Water Separator - ADV | 1 | Fuel filter | eBay $29.95 |
| 1R-1808 | Engine Oil - ADV | 1 | Oil filter | Amazon eBay $141.00 eBay $59.99 NAPA $45.70 NAPA $45.70 KuduParts $80.00 FridayParts $81.99 |
| 1R0716 | Filter oil | Oil filter | Amazon eBay $44.90 eBay $44.90 NAPA $33.79 NAPA $33.79 KuduParts $80.00 FridayParts $81.99 | |
| 1R0749 | Filter fuel | 1 case (12 x 1 quart) | Fuel filter | Amazon Amazon eBay $135.88 eBay $135.88 NAPA $28.51 NAPA $28.51 KuduParts $17.00 FridayParts $47.50 |
| 1R0755 | Filter fuel | Fuel filter | Amazon eBay $34.99 eBay $96.90 NAPA $82.67 NAPA $82.67 KuduParts $54.00 FridayParts $71.99 | |
| 1R0774 | Filter hydraulic | Hydraulic filter | eBay $37.11 NAPA $54.81 FridayParts $24.99 KuduParts $47.00 | |
| 1R1808 | Filter oil | Oil filter | Amazon eBay $141.00 eBay $59.99 NAPA $45.70 NAPA $45.70 KuduParts $80.00 FridayParts $81.99 | |
| 1W-3636 | Air Secondary | 1 | Air filter | eBay $151.99 |
| 1W-3637 | Air Primary | 1 | Air filter | eBay $238.49 |
| 246-5009 | Air | 1 | Air filter | eBay $88.93 FridayParts $109.47 KuduParts $158.00 |
| 246-5010 | Air | 1 | Air filter | eBay $45.00 FridayParts $179.13 |
| 247-7133 | Thermostat | Thermostat | Amazon eBay $107.00 eBay $41.00 FridayParts $27.50 | |
| 248-5513 | Thermostat | Thermostat | Amazon eBay $39.95 eBay $43.00 FridayParts $30.31 SinoCMP $59.00 | |
| 326-1641 | Axial seal FWS | 1 | Fuel filter | Amazon eBay $23.00 NAPA $58.84 |
| 326-1642 | Filter water separator | 1 | Fuel filter | eBay $38.00 NAPA $53.06 |
| 326-1643 | Filter water separator | 1 | Fuel filter | Amazon eBay $25.00 NAPA $66.22 KuduParts $22.00 FridayParts $105.00 |
| 328-3655 | Filter hydraulic/transmission | 1 | Hydraulic filter | eBay $58.72 NAPA $121.25 |
| 336-2213 | Water pump | Pump | eBay $669.95 FridayParts $408.99 | |
| 352-0211 | Water pump | Pump | eBay $509.95 FridayParts $544.58 | |
| 384-8611 | Lift/transfer pump | Pump | eBay $358.00 SinoCMP $219.00 KuduParts $312.00 FridayParts $322.09 | |
| 384-8612 | Lift/transfer pump | Pump | eBay $358.00 KuduParts $148.00 FridayParts $159.99 SinoCMP $259.00 | |
| 3S3875 | Filter fuel | Fuel filter | eBay $49.99 | |
| 420-5855 | Water Pump Seal Installer (Dimensions: 47 x 45 mm, Weight: .463 kg) | Water pump seal installer | Amazon eBay | |
| 4N0015 | Air filter outer | Air filter | eBay $109.99 NAPA $157.85 KuduParts $114.00 FridayParts $118.99 | |
| 4N1151 | Gasket oil pan | Gasket | eBay $15.24 | |
| 4N6302 | V-belt | Belt | eBay $25.00 | |
| 6T1395 | Alternator | Alternator | eBay $444.93 NAPA $392.01 FridayParts $223.95 | |
| 7C-1571 | Air Primary | 1 | Air filter | eBay $63.99 |
| 8N6309 | Air filter outer | Air filter | eBay $89.68 NAPA $186.85 KuduParts $185.00 FridayParts $290.20 | |
| 9N3717 | Filter water separator | Fuel filter | eBay $42.00 | |
| 9T0973 | Filter hydraulic/transmission | Hydraulic filter | eBay $92.60 NAPA $151.86 KuduParts $75.00 FridayParts $77.02 | |
| 9Y-3879 | Air | 1 | Air filter | eBay $186.50 KuduParts $114.00 FridayParts $119.00 |
| M-2454630 | Sensor Assembly - Speed | Sensor | Amazon eBay | |
| M-2463129 | Impeller – Water Pump | Impeller | Amazon eBay | |
| M-2463130 | Shaft – Water Pump | Pump | Amazon eBay | |
| M-2572752 | Gasket Set - C18 Front Structure | Gasket set | Amazon eBay | |
| M-2672839 | Water pump repair kit | Pump | Amazon eBay | |
| M-3604170 | Gasket Set - C18 Front Structure | Gasket set | Amazon eBay | |
| M-3605916 | Gasket Set - C18 Central & Lower | Gasket set | Amazon eBay | |
| M-3687817 | Piston | Piston | Amazon eBay | |
| M-3848611 | Pump - Transfer | Pump | Amazon eBay | |
| M-4154993 | Gasket Set - Single Cylinder Head - C18 | Gasket set | Amazon eBay | |
| M-4220925 | Gasket Set - Rear Structure | Gasket | Amazon eBay | |
| M-4337629 | Gasket Set - Rear Structure | Gasket | Amazon eBay | |
| M-4351087 | Gasket Set - Rear Structure | Gasket | Amazon eBay | |
| M-4361559 | Gasket Set - Front Structure | Gasket | Amazon eBay | |
| M-4365757 | Gasket Set - Turbo Installation | Gasket | Amazon eBay | |
| M-4446485 | Gasket Set - C13-C15-C18 Front Structure | Gasket set | Amazon eBay | |
| M-4452666 | Gasket Set - Rear Structure | Gasket | Amazon eBay | |
| M-4496052 | Gasket Set - Oil Cooler & Lines | Gasket | Amazon eBay | |
| M-4588198 | Gasket Set - Front Structure | Gasket | Amazon eBay | |
| M-4682161 | Gasket Set - Cylinder Head | Gasket | Amazon eBay | |
| M-4685553 | Gasket Set - Central & Lower | Gasket | Amazon eBay | |
| M-4685746 | Gasket Set - Cylinder Head | Gasket | Amazon eBay | |
| M-4687363 | Gasket Set - Water Pump | Gasket | Amazon eBay | |
| M-4687942 | Gasket Set - Turbo Installation | Gasket | Amazon eBay | |
| M-4690626 | Gasket Set - Central & Lower | Gasket | Amazon eBay | |
| M-4690822 | Gasket Set - Turbo Installation | Gasket | Amazon eBay | |
| M-4690823 | Gasket Set - Cylinder Head | Gasket | Amazon eBay | |
| M-4690878 | Gasket Set - Cylinder Head | Gasket | Amazon eBay | |
| M-4692381 | Gasket Set - Central & Lower | Gasket | Amazon eBay | |
| M-4692382 | Gasket Set - Fuel System | Gasket | Amazon eBay | |
| M-4692388 | Gasket Set - Cylinder Head | Gasket | Amazon eBay | |
| M-4701892 | Gasket Set - Turbo Installation | Gasket | Amazon eBay | |
| M-4733264 | Gasket Set - Rear Structure | Gasket | Amazon eBay | |
| M-4886213 | Gasket Set - Oil Cooler | Gasket | Amazon eBay | |
| M-4916359 | Gasket Set - Turbo Installation | Gasket | Amazon eBay | |
| M-CK3687817P | Cylinder Kit | Cylinder kit | Amazon eBay | |
| MCB3306031 | MAJOR OVERHAUL GASKET SET | 1 | Gasket | Amazon eBay |
| MCB3306032 | GASKET SET | 1 | Gasket | Amazon eBay |
| MCB3306033 | CYLINDER HEAD GASKET SET | 1 | Gasket | Amazon eBay |
| MCB3306121 | MAJOR OVERHAUL GASKET SET | 1 | Gasket | Amazon eBay |
| MCB3306122 | GASKET SET | 1 | Gasket | Amazon eBay |
| MCB3306123 | CYLINDER HEAD GASKET SET | 1 | Gasket | Amazon eBay |
| 2243245 | Connecting rod | Service part / kit | Amazon eBay $204.09 FridayParts $299.85 | |
| 249-0439 | Oxidation Catalyst Assembly - Round | Service part / kit | Amazon eBay | |
| 256-0331 | Oxidation Catalyst Assembly - Round | Service part / kit | Amazon eBay | |
| 888-983-7847 | ENGINE BLOCK CRANKSHAFT | 1 | Service part / kit | Amazon eBay |
| A100 | Download Specification | Service part / kit | Amazon eBay $14.00 FridayParts $24.05 | |
| M-3687815 | Piston | Service part / kit | Amazon eBay | |
| M-3687816 | Piston | Service part / kit | Amazon eBay | |
| M-CK3687815P | Kit - Cylinder Kit | Service part / kit | Amazon eBay | |
| M-CK3687816P | Kit - Cylinder Kit | Service part / kit | Amazon eBay | |
| R-20R2284 | C15/C18/C27/C32 ACERT Trim file (12-digit serial) | 1 | Service part / kit | Amazon eBay |
| R-20R2285 | C15/C18/C27/C32 ACERT Trim file (12-digit serial) | 1 | Service part / kit | Amazon eBay |
| RSC18E | Ring Set - Piston | Service part / kit | Amazon eBay | |
| RSC18E1 | Ring Set - Piston | Service 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
| Rating | Load | L/h | gal/h |
|---|---|---|---|
| Standby | 50% | 81.7 | 21.6 |
| Standby | 75% | 112.4 | 29.7 |
| Standby | 100% | 139.0 | 36.7 |
Available documents
Spec sheet — LEHW7449-00 (Caterpillar)
This page was generated from the 1 manufacturer document above by automated extraction; every figure shown is copied from one of them. How the data is compiled.