The Power Solutions International 8.1L CAC is a 8.1 L turbo charge air cooling engine rated at 1800 rpm. It powers generator sets from MTU, including the 6R0135 GS150 and MTU 6R0135 GS150. It holds 27.5 L (7.3 gal) of oil and 22.7 L (6.0 gal) of coolant.
Also known as: PSI HD 8.1L CAC
Part of the Power Solutions International 8.1L engine family — 2 variants share parts & fitment.
| Oil capacity | 27.5 L |
|---|---|
| Coolant capacity | 22.7 L |
| Displacement | 8.1 L |
| Aspiration | Turbo Charge Air Cooling |
| Rated speed | 1800 rpm |
| Fluid | Grade | Standard | Ambient | Capacity | Notes |
|---|---|---|---|---|---|
| Fuel | Diesel #2 | Recommended Fuel for diesel gensets (e.g. DS30, DS40, DS50, DS80, DS100, DS125, DS150, DS180, DS200, DS230, DS250, DS275, DS300, DS350, DS400, DS450, DS500) |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
| Voltage | Phase | Connection | Leads | Notes |
|---|---|---|---|---|
| 208V | 3 | 12 LEAD WYE | Example from MTU 4R0063 GS30 | |
| 240V | 1 | 12 LEAD | Example from MTU 4R0063 GS30 SYSTEM RATINGS connection row | |
| 240V | 1 | 4 LEAD | Example from MTU 4R0063 GS30 | |
| 240V | 3 | 12 LEAD DELTA | Example from MTU 4R0063 GS30 | |
| 380V | 3 | 12 LEAD WYE | Example from MTU 4R0063 GS30 | |
| 480V | 3 | 12 LEAD WYE | Example from MTU 4R0063 GS30 | |
| 600V | 3 | 4 LEAD WYE DOUBLE DELTA | Example from MTU 4R0063 GS30 |
Extracted from the manufacturer documentation linked to this model. Values are copied as printed; confirm against your unit's manual and serial number.
The Power Solutions International 8.1L CAC engine has an oil capacity of 27.5 liters.
The Power Solutions International 8.1L CAC has a displacement of 8.1 liters.
The Power Solutions International 8.1L CAC powers 2 generator set(s), including MTU 6R0135 GS150, MTU MTU 6R0135 GS150.