Specifications
| Fuel | Diesel |
|---|---|
| Frequency | 60.0 Hz |
| Standby power | 100 kW |
| Standby kVA | 120 |
| Emissions | Tier 3 EPA Certified |
| Controller | Digital Panel |
| Oil capacity | 7.0 L |
| Alternator | Marathon Magna Plus / 431PSL6206 (4-pole, Class Class H insulation) |
| Voltage options | 120/240 V, 120/208 V |
| Phase | Single - zig zag / Three - 4 wire |
| Rated current | 1200 A |
| Power factor | 0.8 |
| Circuit breaker | 400 A |
| Battery group | 2 x 750 |
| Battery cranking | 750 CCA |
| Battery voltage | 24 V |
| Battery quantity | 2 |
| Coolant capacity | 29.5 L |
| Max ambient | 40 °C |
| Dimensions (L×W×H) | 2540×2210×1830 mm |
| Dry weight | 2939 kg |
| Sound level | 75.0 dBA @ 7 m |
| Fuel tank | 567.7 L |
| Tank runtime | 10 hr |
Engine
| Oil capacity | 26.5 L |
|---|---|
| Coolant capacity | 29.5 L |
| Displacement | 8.9 L |
| Aspiration | Turbocharged and CAC |
| Rated speed | 1800 rpm |
Filters for the Cummins/Onan QSL9-G2
4Engine-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 | P553000 | Lube Filter, Spin-On Full Flow | CUMMINS 3318853, CUMMINS 3825970, NAPA 1748, NAPA 1748XD | FridayParts $125.00 |
| Fuel filter | P550774 | Fuel Filter, Spin-On | CUMMINS 3959612, CUMMINS 5301448, HYUNDAI 11LB70020, WIRTGEN 195744 | KuduParts $34.00 FridayParts $35.90 |
| Fuel / water separator | P550848 | Fuel Filter, Water Separator Spin-On Twist&Drain | CUMMINS 3973233, CUMMINS 4931955, NAPA 3732, LINDE 0019830505 | FridayParts $50.99 |
| Coolant filter | P552071 | Coolant Filter, Spin-On Sca Plus | CUMMINS 299080, CUMMINS 299880, NAPA 4071, TORO 012706560 | FridayParts $37.53 |
Same engine, other brands
1 brandThe Cummins/Onan QSL9-G2 in this set also powers 2 generator sets sold under 1 other brand. Service parts and maintenance intervals for the engine are shared; enclosure, alternator, controller and ratings are not.
| Brand | Models |
|---|---|
| Cummins/Onan | DSHAA 60 Hz, DSHAC |
Maintenance & consumables
for the Cummins/Onan QSL9-G2| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | Replaceable, Paper insert | — | 100 hr | ||
| Fuel filter | Spin-on type | — | 100 hr | ||
| Oil filter | Full flow, spin-on | — | 100 hr | ||
| Battery | 2 x 750 cca | — | 100 hr | ||
| Belt | Variable Speed Hydraulic Fan Drive | — | 100 hr | ||
| Coolant | 29.5 L | — | |||
| Oil | 26.5 L | — | |||
| Spark plug | N/A | — |
Common questions
What is the power rating of the MQ Power 1200 Amp Diesel Studio Generator?
The MQ Power 1200 Amp Diesel Studio Generator is rated 100 kW standby (120.0 kVA).
What engine does the MQ Power 1200 Amp Diesel Studio Generator use?
The MQ Power 1200 Amp Diesel Studio Generator is powered by the Cummins/Onan QSL9-G2 engine.
What kind of fuel does the MQ Power 1200 Amp Diesel Studio Generator run on?
The MQ Power 1200 Amp Diesel Studio Generator runs on Diesel.
What's the oil capacity on a MQ Power 1200 Amp Diesel Studio Generator?
The Cummins/Onan QSL9-G2 engine in the MQ Power 1200 Amp Diesel Studio Generator has an oil capacity of 26.5 liters.
What is the coolant capacity of the MQ Power 1200 Amp Diesel Studio Generator?
The MQ Power 1200 Amp Diesel Studio Generator cooling system holds 29.5 liters (7.8 US gallons) for the radiator system including the engine, per the manufacturer specification sheet.
What is the sound level of the MQ Power 1200 Amp Diesel Studio Generator?
The MQ Power 1200 Amp Diesel Studio Generator is rated at 75.0 dBA at 7 m, per the manufacturer specification sheet.
What is the dry weight of the MQ Power 1200 Amp Diesel Studio Generator?
The MQ Power 1200 Amp Diesel Studio Generator has a dry weight of 2939 kg (6479 lb).
What size fuel tank does the MQ Power 1200 Amp Diesel Studio Generator have?
The MQ Power 1200 Amp Diesel Studio Generator has a 567.7 liter (150 US gallon) fuel tank, giving about 10 hours of runtime.
What voltage does the MQ Power 1200 Amp Diesel Studio Generator produce?
The MQ Power 1200 Amp Diesel Studio Generator is offered in 120/240 V, 120/208 V, Single - zig zag / Three - 4 wire-phase.
How many cold cranking amps does the MQ Power 1200 Amp Diesel Studio Generator require?
The MQ Power 1200 Amp Diesel Studio Generator uses 2 batteryies, 24 V each, 750 CCA, group 2 x 750, per the manufacturer specification sheet.
What alternator does the MQ Power 1200 Amp Diesel Studio Generator use?
The MQ Power 1200 Amp Diesel Studio Generator uses a Marathon Magna Plus / 431PSL6206 alternator. It has 4 poles. Insulation class Class H.
Parts
3| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 431PSL6206 | Marathon Magna Plus / 431PSL6206 | 1 | Alternator | Amazon |
| QSL9-G2 | Cummins / QSL9-G2 | 1 | Engine | Amazon |
| 1000A | LCD Ammeter | 1 | Service part / kit | Amazon eBay $4950.85 |
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 | 25% | 18.0 | 4.7 |
| Standby | 50% | 35.0 | 9.3 |
| Standby | 75% | 51.0 | 13.4 |
| Standby | 100% | 64.0 | 16.8 |
Available documents
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.