1. 1.2 to 478.3rpm Speed Reducer with 0.12 to 4kW Power and 3.4 to 1320Nm Output Torque 2. Ambient temperature: ≤50ºC 3. Working temperature: ≤80ºC 4. Reducer are supplied with oil 5. Lubrication code: 00 6. Proprietary oil to lubricate 7. Y series motor are designed with gear or other motor you wish with flange 8. Special design you can ask