Greeting! Ningbo Zdt Servo Co.,ltd is a the first tier AC PM Synchronous Servo Motor and Driver manufacturer in China.Power Range: 0.2 -7.5 kw Motor with 2500 ppr encoder, it could be change to 17 bit / absolute encoderDriver support RS485/ Modbus /torque control.400w ac servo motor + driver =$185.00750w ac servo motor + driver =$200.00EtherCat will be published on Dec this year.Could you pass my mail to your purchase manager kindly?Best Wishes, Emily ChenGMwww.zdt-acservo.comchenxian_1981 (at) 126.comwhatsapp/cell: 008615824518798