I have a couple of these for sale for $275 (with aluminum case). This is not the water cooled version.
They are brand new, never used:
Spec: Voltage:14-75V( safe for 3-16S) Continuous Current : 200A Max Current :300A Supported sensors: ABI, HALL, AS5047,AS5048A EPRM:150000 Feature: Regenerative braking Sensored or sensorless operation + hybrid mode Configurable RPM-, current-,…
They will ship from / in US right away. Please send me a pm.