Technical Data
Eaton J Series - 129 Geroler Motor
These motors are only about 61mm in diameter (104-130mm in length) but can produce up to 5 kW of power, making them ideal for space-constrained applications.
- Max Flow 21 L/min (Continuous) / 25 L/min (Intermittent)
- Max Torque 62 Nm (Continuous) / 84 Nm (Intermittent)
- Max Speed Up to 1,992 RPM (Continuous)
J2 Series Features & Benefits
- Integrated check valves helps extend seal life
- Self-lubricating bushing reduces shaft friction
- Lengthened spool valve lands – higher efficiency operation
- More rigid components helps reduce internal leakage
- Shaft seal - withstand high back pressures
- Corrosion protection - hostile environments
| Displacement (cc/rev) | Max Speed (rpm) | Flow cont. (LPM) | Torque (Nm) | Pressure Difference (bar) |
| 8.2 | 1992 | 17 | 16 | 220 |
| 12.9 | 1575 | 21 | 25 | 220 |
| 19.8 | 1043 | 21 | 38 | 220 |
| 31.6 | 650 | 21 | 50 | 190 |
| 50.0 | 393 | 21 | 62 | 150 |






