Specifications
| Fuel | diesel |
|---|---|
| Frequency | 60.0 Hz |
| Standby power | 525 kW |
| Standby kVA | 654 |
| Prime power | 500 kW |
| Emissions | Tier 4 Final |
| Controller | Basler DGC2020HD |
| Oil capacity | 18.9 L |
| Alternator | Marathon 432RSL4015 |
| Voltage options | 208 V, 480 V |
| Phase | 3 |
| Circuit breaker | 1000 A |
| Battery group | Group-27 |
| Battery voltage | 24 V |
| Battery quantity | 4 |
| Coolant capacity | 53 L |
| Max ambient | 40 °C |
| Dimensions (L×W×H) | 9144×2438×4140 mm |
| Fuel tank | 3785.4 L |
| Tank runtime | 24 hr |
Engine
| Oil capacity | 18.9 L |
|---|---|
| Coolant capacity | 53.0 L |
| Displacement | 8.9 L |
| Aspiration | turbocharged and after-cooled |
| Rated speed | 1800 rpm |
Common questions
What is the power rating of the MQ Power CG250DUAL?
The MQ Power CG250DUAL is rated 525 kW standby (654.0 kVA).
What engine is in the MQ Power CG250DUAL?
The MQ Power CG250DUAL is powered by the Cummins/Onan QSL9-G9 engine.
Is the MQ Power CG250DUAL diesel or gas?
The MQ Power CG250DUAL runs on diesel.
How much oil does the MQ Power CG250DUAL take?
The Cummins/Onan QSL9-G9 engine in the MQ Power CG250DUAL has an oil capacity of 18.9 liters.
What alternator comes on the MQ Power CG250DUAL?
The MQ Power CG250DUAL uses a Marathon 432RSL4015 alternator.
Parts
59| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 0518-0548-15 | Clamp | 11 | Clamp | Amazon eBay |
| 0518-0548-22 | Clamp | 1 | Clamp | Amazon eBay |
| 0518-0548-29 | Clamp | 5 | Clamp | Amazon eBay |
| 0518-0548-35 | Clamp | 1 | Clamp | Amazon eBay |
| 0821-0016 | Screw, Locking | 3 | Screw | Amazon eBay |
| 0821-0029 | Screw, Locking | 4 | Screw | Amazon eBay |
| 0821-6002-03 | Screw, Hex Head | 4 | Screw | Amazon eBay |
| 0821-6003-01 | Screw, Hex Head | 1 | Screw | Amazon eBay |
| A030Y648 | Edging, Seal (3.304 FT) | 3.304 | Seal | Amazon eBay |
| A045J792 | Pump, Doser (See Page 70 for Components) | 1 | Pump | Amazon eBay |
| A045P359 | Hose, DEF | 1 | Hose | Amazon eBay |
| A045P417 | Hose, DEF | 1 | Hose | Amazon eBay |
| A046D072 | Strap, Tank | 2 | Strap | Amazon eBay |
| A047A980 | Heater, Blanket | 1 | Heater | Amazon eBay |
| A047V572 | Seal, Weather | 1 | Seal | Amazon eBay |
| A049G884 | Tank, DEF Complete (Includes Header and Heated Blanket) (See Page 66 for Components) | 1 | Tank | Amazon eBay |
| A051B439 | Hose, DEF | 1 | Hose | Amazon eBay |
| A052T655 | Gasket | 4 | Gasket | Amazon eBay |
| A054S414 | Seal, Door | 2 | Seal | Amazon eBay |
| A054S416 | Seal, Door | 2 | Seal | Amazon eBay |
| A056F113 | Clamp | 1 | Clamp | Amazon eBay |
| A030X751 | Box | 1 | Service part / kit | Amazon eBay |
| A030Y642 | Hinge | 12 | Service part / kit | Amazon eBay |
| A031A954 | Panel, Enclosure | 1 | Service part / kit | Amazon eBay |
| A034N673 | Grill, Enclosure | 2 | Service part / kit | Amazon eBay |
| A034N943 | Bolt, Carriage | 48 | Service part / kit | Amazon eBay |
| A034P011 | Bolt, Carriage | 4 | Service part / kit | Amazon eBay $74.95 |
| A034P012 | Washer, Flat | 27 | Service part / kit | Amazon eBay |
| A034P026 | Screw, Hex Flange Head | 12 | Service part / kit | Amazon eBay |
| A034P039 | Nut | 6 | Service part / kit | Amazon eBay |
| A034P108 | Screw, Hex Flange Head | 103 | Service part / kit | Amazon eBay |
| A035H898 | Screw, Hex Head | 25 | Service part / kit | Amazon eBay |
| A035P345 | Lead, Electrical | 2 | Service part / kit | Amazon eBay |
| A041D550 | Header, Door | 2 | Service part / kit | Amazon eBay |
| A041E195 | Panel, Enclosure | 1 | Service part / kit | Amazon eBay |
| A041E396 | Panel, Enclosure | 1 | Service part / kit | Amazon eBay |
| A041E596 | Header, Door | 2 | Service part / kit | Amazon eBay |
| A041E928 | Post, Enclosure | 1 | Service part / kit | Amazon eBay |
| A041M317 | Door, Control | 1 | Service part / kit | Amazon eBay |
| A041S526 | Insulation, Door | 1 | Service part / kit | Amazon eBay |
| A046F214 | Panel, Enclosure | 1 | Service part / kit | Amazon eBay |
| A046F238 | Panel, Enclosure | 1 | Service part / kit | Amazon eBay |
| A047V570 | Panel, Window | 1 | Service part / kit | Amazon eBay |
| A052S411 | Latch | 4 | Service part / kit | Amazon eBay |
| A053J589 | Screw, Hex Head | 27 | Service part / kit | Amazon eBay |
| A053J591 | Screw, Hex Head | 34 | Service part / kit | Amazon eBay |
| A053T433 | Padlock, Attachment | 4 | Service part / kit | Amazon eBay |
| A055G556 | Screw, Socket Head | 4 | Service part / kit | Amazon eBay |
| A056C784 | Latch, Mechanical | 2 | Service part / kit | Amazon eBay |
| A056H470 | Hinge | 12 | Service part / kit | Amazon eBay |
| A056M306 | Bolt, Carriage | 48 | Service part / kit | Amazon eBay |
| A063L015 | Door, Enclosure | 1 | Service part / kit | Amazon eBay |
| A063L064 | Header, Door | 2 | Service part / kit | Amazon eBay |
| A063L069 | Header, Door | 2 | Service part / kit | Amazon eBay |
| A063L072 | Panel, Enclosure | 1 | Service part / kit | Amazon eBay |
| A063L080 | Panel, Enclosure | 1 | Service part / kit | Amazon eBay |
| A064U218 | Cover, Electrical Connector | 1 | Service part / kit | Amazon eBay |
| A072Y708 | Door, Enclosure | 1 | Service part / kit | Amazon eBay |
| A072Y709 | Panel, Enclosure | 1 | 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 |
|---|---|---|---|
| Prime | 25% | 23.0 | 6.0 |
| Prime | 50% | 39.0 | 10.3 |
| Prime | 75% | 56.0 | 14.8 |
| Standby | 100% | 72.0 | 19.1 |
Available documents
Spec sheet — MQ CG250DUAL Cummins-QSL9-G9 (MQ Power)