The Komatsu SAA6D125E-2 is a 11 L 6-cylinder turbocharged, charge air cooler engine rated at 1800 rpm. It powers generator sets from MQ Power, including the DCA-300SSK II and DCA-300SSK3.
Also known as: KOMATSU SAA6D125E-2
Part of the Komatsu SAA6D125E engine family — 4 variants share parts & fitment.
| Displacement | 11.0 L |
|---|---|
| Cylinders | 6 |
| Aspiration | Turbocharged, Charge Air Cooler |
| Rated speed | 1800 rpm |
| Item | Action | Hours | Months | Notes |
|---|---|---|---|---|
| Engine Oil | Check | 10 hr | Daily inspection | |
| Fuel Filter | Check | 250 hr | ||
| Fuel Filter | Replace | 250 hr | First service — First time only at 250 hours | |
| Oil and Oil Filter | Replace | 500 hr | First service — First time only at 100 hours |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
⚠ Use appropriate air pressure to avoid damaging element
Tools: compressed air equipment
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
| Part # | Description | Category |
|---|---|---|
| 532-5349-800 | Air filter | air_filter |
| CEN00223-01 | Engine oil & Engine oil filter every 500 hours, Hydraulic oil every 5000 hours, Hydraulic oil filter every 1000 hours (Eco-white element) | air_filter |
| CEN00273-02 | Large capacity air cleaner | air_filter |
| 532-5349-804 | Belt | belt |
| 532-5349-803 | Coolant filter | coolant_filter |
| CEN00273-03 | Komatsu SAA6D125E-5 engine | engine |
| 532-5349-802 | Fuel filter | fuel_filter |
| 532-5349-808 | Gasket | gasket |
| 532-5349-801 | Oil filter | oil_filter |
| C2871300704 | Spare Parts List | other_service |
| 532-5349-806 | Pump | pump |
| 532-5349-807 | Seal | seal |
| 532-5349-805 | Spark plug | spark_plug |
| 532-5349-809 | Waterproof seal | waterproof_seal |
Parts cataloged across all variants of this engine family — verify the exact part fits your specific variant and serial number before ordering.
Parts listed by aftermarket suppliers as fitting this engine — leads compiled from supplier catalogs; verify the exact part for your serial number.
Other equipment known to use this engine, via filter-application cross-reference — useful for sourcing parts even when your exact machine isn't listed elsewhere on this page.
The Komatsu SAA6D125E-2 has a displacement of 11.0 liters with 6 cylinders.
The Komatsu SAA6D125E-2 powers 2 generator set(s), including MQ Power DCA-300SSK II, MQ Power DCA-300SSK3.