Specifications
| Frequency | 50.0 Hz |
|---|---|
| Standby power | 545 kW |
| Standby kVA | 545 |
| Oil capacity | 57.0 L |
| Phase | 3 |
| Battery voltage | 24 V |
Engine
| Oil capacity | 57.0 L |
|---|---|
| Coolant capacity | 46.2 L |
| Displacement | 23.0 L |
| Aspiration | Turbocharged and After-cooled |
| Rated speed | 1470 rpm |
Maintenance & consumables
for the Cummins/Onan QSK23 Series| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | (1) primary element AF25544; (1) secondary element AF25545 | — | 1000 hr | find | |
| Fuel filter | (1) primary element AF25544; (1) secondary element AF25545, (2) Cummins Filtration FS1006 | — | 200 hr | find | |
| Oil filter | (2) Cummins Filtration LF9325 | LF9325 | PartsGeek kuduparts $74.00 | ||
| Belt | Steel, flanged; Stainless steel flex, NPT | — | 15000 hr | find | |
| Coolant | Antifreeze 50/50 (Ethylene glycol) | — | 24000 hr | ||
| Coolant filter | (1) Cummins Filtration WF2076 | — | find | ||
| Oil | Oil pressure range at rated: 50-65 PSI (345-448 kPa) | 54.8 | — | 250 hr |
Common questions
What is the power rating of the Cummins/Onan 545DQCA?
The Cummins/Onan 545DQCA is rated 545 kW standby (545.0 kVA).
What engine does the Cummins/Onan 545DQCA use?
The Cummins/Onan 545DQCA is powered by the Cummins/Onan QSK23 Series engine.
What is the oil capacity of the Cummins/Onan 545DQCA?
The Cummins/Onan QSK23 Series engine in the Cummins/Onan 545DQCA has an oil capacity of 57.0 liters.
Parts
14| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 140-1548 | Indicator, Service (Air Cleaner restriction indicator) | 1 | Air filter | Amazon eBay $91.60 PartsGeek |
| 501-0876 | Line, Fuel Cooler Return (Bearward Cooling System, not shown) | 1 | Hose | PartsGeek |
| 501-0877 | Line, Fuel Supply (Engine Accessories group) | 1 | Hose | PartsGeek |
| 501-0892 | Line, Fuel Cooler Supply (Bearward Cooling System, not shown) | 1 | Hose | PartsGeek |
| 503-1675 | Hose, Reducer (Air Cleaner group) | 1 | Hose | PartsGeek |
| 503-2754-01 | Hose, Oil (Engine Accessories group) | 1 | Hose | PartsGeek |
| A053A190 | Hose, Oil (Valve group) | 1 | Hose | PartsGeek |
| A055E534 | Switch, Level (low coolant level warning) | 1 | Sensor | PartsGeek |
| A059Z452 | Seal, O Ring (Valve group) | 1 | Seal | PartsGeek |
| AF2559300 | Air Cleaner replacement element (Nelson), for Air Cleaner Housing 140-3737 | Air filter | Amazon eBay PartsGeek | |
| 204-009 | Acronyms and Abbreviations | Service part / kit | PartsGeek | |
| 3822735 | Plastic bead cleaning media | Service part / kit | PartsGeek | |
| 4021375 | QSK23 Troubleshooting and Repair Manual | 1 | Service part / kit | PartsGeek |
| KS-E368R | Head Office | Service part / kit | PartsGeek |
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
Parts manual — 0961-0204 I17 201605 (Cummins/Onan)Parts manual — A056J197 I12 202505 (Cummins/Onan)